Comet observations | astro.vanbuitenen.nl

Comet observations

Until today I've had the opportunity to observe and image 109 different comets.
The table below lists the individual observations of each of those comets.

Number of comets observed visually: 42
Number of visual observations: 180

Number of comets imaged: 90
Number of ccd observations: 231

Comet observations
date	designation	Type	Magnitude	Coma (arcmin)	Condensation	Instrument	Aperture	Power/Exp.
9 Jan 2022	19P/Borrelly	CCD	9.8			Ritchey-Chretien	20.3 cm	1140s
8 Jan 2022	C/2019 U5 (PANSTARRS)	CCD	15.3			Ritchey-Chretien	20.3 cm	1080s
8 Jan 2022	116P/Wild	CCD	15.4			Ritchey-Chretien	20.3 cm	1500s
8 Jan 2022	67P/Churyumov-Gerasimenko	CCD	9.7	&3.3		Ritchey-Chretien	20.3 cm	480s
8 Jan 2022	110P/Hartley	CCD	15.2			Ritchey-Chretien	20.3 cm	1500s
8 Jan 2022	108P/Ciffreo	CCD	15.2			Ritchey-Chretien	20.3 cm	2400s
8 Jan 2022	4P/Faye	CCD	11.7			Ritchey-Chretien	20.3 cm	1440s
6 Jan 2022	110P/Hartley	CCD	15.4	&0.5		Ritchey-Chretien	20.3 cm	2160s
6 Jan 2022	C/2019 L3 (ATLAS)	CCD	9.1	5.3		Ritchey-Chretien	20.3 cm	1200s
6 Jan 2022	402P/LINEAR	CCD	16.4			Ritchey-Chretien	20.3 cm	1800s
5 Jan 2022	108P/Ciffreo	CCD	14.9			Ritchey-Chretien	20.3 cm	1080s
26 Dec 2021	4P/Faye	CCD	11.4	2.0		Ritchey-Chretien	20.3 cm	1620s
21 Dec 2021	132P/Helin-Roman-Alu	CCD	15.3			Ritchey-Chretien	20.3 cm	1800s
21 Dec 2021	C/2021 O3 (PANSTARRS)	CCD	17.1			Ritchey-Chretien	20.3 cm	1800s
21 Dec 2021	57P/du Toit-Neujmin-Delporte	CCD	12.1	&1.5		Ritchey-Chretien	20.3 cm	1440s
21 Dec 2021	67P/Churyumov-Gerasimenko	CCD	9.7	>2.0		Ritchey-Chretien	20.3 cm	2880s
20 Dec 2021	P/2021 N2 (Fuls)	CCD	16.1	>0.3		Ritchey-Chretien	20.3 cm	2160s
20 Dec 2021	29P/Schwassmann-Wachmann	CCD	12.5:	&3.0		Ritchey-Chretien	20.3 cm	1620s
20 Dec 2021	132P/Helin-Roman-Alu	CCD	15.3			Ritchey-Chretien	20.3 cm	1800s
20 Dec 2021	104P/Kowal	CCD	13.1	&1.5		Ritchey-Chretien	20.3 cm	1260s
11 Dec 2021	C/2021 A1 (Leonard)	Visual	5.0:	&15.0	6	Binoculars	5.0 cm	10x
9 Dec 2021	C/2021 A1 (Leonard)	Visual	5.3	>10.0	4/	Binoculars	5.0 cm	10x
8 Dec 2021	C/2021 A1 (Leonard)	Visual	5.5	>13.0	5	Binoculars	5.0 cm	10x
7 Dec 2021	C/2021 A1 (Leonard)	Visual	5.8	>11.0	5	Binoculars	5.0 cm	10x
5 Dec 2021	C/2021 A1 (Leonard)	CCD	6.9			Ritchey-Chretien	43.0 cm	120s
3 Dec 2021	C/2021 A1 (Leonard)	CCD	7.6			Ritchey-Chretien	43.0 cm	240s
2 Dec 2021	C/2021 A1 (Leonard)	CCD	7.9			Ritchey-Chretien	43.0 cm	300s
1 Dec 2021	C/2021 A1 (Leonard)	CCD	7.9			Ritchey-Chretien	43.0 cm	300s
30 Nov 2021	C/2021 A1 (Leonard)	CCD	8.1			Ritchey-Chretien	43.0 cm	180s
29 Nov 2021	C/2021 A1 (Leonard)	CCD	8.0			Ritchey-Chretien	43.0 cm	300s
22 Nov 2021	C/2020 V2 (ZTF)	CCD	15.3			Ritchey-Chretien	20.3 cm	900s
22 Nov 2021	C/2021 A1 (Leonard)	CCD	9.0	7.0		Ritchey-Chretien	20.3 cm	6300s
22 Nov 2021	C/2021 A1 (Leonard)	Visual	8.1	>5.0	5	Newtonian	13.0 cm	25x
31 Oct 2021	29P/Schwassmann-Wachmann	CCD	10.5	3.7		Ritchey-Chretien	43.0 cm	420s
29 Oct 2021	C/2021 A1 (Leonard)	CCD	11.5	&2.8		Ritchey-Chretien	20.3 cm	6000s
29 Oct 2021	29P/Schwassmann-Wachmann	CCD	10.5	3.7		Ritchey-Chretien	20.3 cm	1260s
28 Oct 2021	132P/Helin-Roman-Alu	CCD	14.0	0.7		Ritchey-Chretien	20.3 cm	1620s
28 Oct 2021	57P/du Toit-Neujmin-Delporte	CCD	12.6			Ritchey-Chretien	20.3 cm	720s
24 Oct 2021	C/2021 A1 (Leonard)	CCD	12.8	1.7		Ritchey-Chretien	20.3 cm	2880s
24 Oct 2021	4P/Faye	CCD	12.0	1.5		Ritchey-Chretien	20.3 cm	540s
21 Oct 2021	57P/du Toit-Neujmin-Delporte	CCD	12.3	1.2		Ritchey-Chretien	51.0 cm	600s
9 Oct 2021	67P/Churyumov-Gerasimenko	CCD	11.0	1.7		Ritchey-Chretien	20.3 cm	2700s
9 Oct 2021	108P/Ciffreo	CCD	15.9:	&0.3		Ritchey-Chretien	20.3 cm	1500s
9 Oct 2021	29P/Schwassmann-Wachmann	CCD	10.9	1.7		Ritchey-Chretien	20.3 cm	3600s
8 Oct 2021	132P/Helin-Roman-Alu	CCD	14.3	0.5		Ritchey-Chretien	20.3 cm	700s
8 Oct 2021	C/2017 K2 (PANSTARRS)	CCD	13.0	1.5		Ritchey-Chretien	20.3 cm	4200s
5 Oct 2021	C/2021 A1 (Leonard)	CCD	13.5	1.2		Ritchey-Chretien	20.3 cm	700s
5 Oct 2021	C/2019 L3 (ATLAS)	CCD	10.8	3.2		Ritchey-Chretien	20.3 cm	400s
5 Oct 2021	29P/Schwassmann-Wachmann	CCD	10.8	1.5		Ritchey-Chretien	20.3 cm	2160s
2 Oct 2021	C/2021 A1 (Leonard)	CCD	13.6	1.5		Ritchey-Chretien	51.0 cm	600s
2 Oct 2021	29P/Schwassmann-Wachmann	CCD	10.8	&0.7		Ritchey-Chretien	30.4 cm	1200s
30 Sep 2021	C/2021 A1 (Leonard)	CCD	13.5	1.1		Ritchey-Chretien	20.3 cm	80s
30 Sep 2021	4P/Faye	CCD	11.8	2.0		Ritchey-Chretien	20.3 cm	620s
30 Sep 2021	67P/Churyumov-Gerasimenko	CCD	10.9	2.8		Ritchey-Chretien	20.3 cm	1980s
30 Sep 2021	67P/Churyumov-Gerasimenko	Visual	10.5	1.8	5	Newtonian	30.4 cm	25x
30 Sep 2021	29P/Schwassmann-Wachmann	Visual	11.0	&0.5	8	Newtonian	30.4 cm	25x
30 Sep 2021	29P/Schwassmann-Wachmann	CCD	10.9	0.6		Ritchey-Chretien	20.3 cm	1860s
9 Sep 2021	C/2019 L3 (ATLAS)	Visual	10.8	&1.7	s5	Newtonian	30.4 cm	109x
9 Sep 2021	4P/Faye	Visual	10.9	&1.8	2/	Newtonian	30.4 cm	109x
9 Sep 2021	67P/Churyumov-Gerasimenko	Visual	11.4	1.0	6	Newtonian	30.4 cm	109x
7 Sep 2021	C/2017 K2 (PANSTARRS)	Visual	12.7	&1.5	3	Newtonian	30.4 cm	109x
5 Sep 2021	C/2017 K2 (PANSTARRS)	CCD	13.0	&0.8		Ritchey-Chretien	20.3 cm	4500s
5 Sep 2021	C/2020 K1 (PANSTARRS)	CCD	16.9	&0.3		Ritchey-Chretien	20.3 cm	2100s
5 Sep 2021	C/2019 U5 (PANSTARRS)	CCD	16.2	&0.3		Ritchey-Chretien	20.3 cm	2100s
3 Sep 2021	C/2019 L3 (ATLAS)	CCD	11.5	&1.7		Ritchey-Chretien	20.3 cm	800s
3 Sep 2021	4P/Faye	CCD	11.9	1.5		Ritchey-Chretien	20.3 cm	0s
3 Sep 2021	67P/Churyumov-Gerasimenko	CCD	12.4	0.9		Ritchey-Chretien	20.3 cm	2100s
3 Sep 2021	132P/Helin-Roman-Alu	CCD	15.9	0.4		Ritchey-Chretien	20.3 cm	100s
2 Sep 2021	C/2019 T3 (ATLAS)	CCD	16.8	0.3		Ritchey-Chretien	20.3 cm	2100s
2 Sep 2021	C/2021 E3 (ZTF)	CCD	16.2	0.3		Ritchey-Chretien	20.3 cm	400s
2 Sep 2021	C/2020 PV6 (PANSTARRS)	CCD	14.8	0.6		Ritchey-Chretien	20.3 cm	700s
24 Aug 2021	C/2019 L3 (ATLAS)	CCD	11.5	2.1		Ritchey-Chretien	20.3 cm	980s
24 Aug 2021	108P/Ciffreo	CCD	15.3	0.2		Ritchey-Chretien	20.3 cm	720s
24 Aug 2021	4P/Faye	CCD	12.2	1.3		Ritchey-Chretien	20.3 cm	980s
24 Aug 2021	67P/Churyumov-Gerasimenko	CCD	12.9	0.8		Ritchey-Chretien	20.3 cm	2880s
23 Aug 2021	C/2017 K2 (PANSTARRS)	CCD	12.9	1.5		Ritchey-Chretien	20.3 cm	1980s
23 Aug 2021	C/2020 PV6 (PANSTARRS)	CCD	14.6	0.5		Ritchey-Chretien	20.3 cm	160s
19 Jul 2021	28P/Neujmin	CCD	16.6	0.1		Ritchey-Chretien	20.3 cm	720s
19 Jul 2021	67P/Churyumov-Gerasimenko	CCD	14.5	0.5		Ritchey-Chretien	20.3 cm	3000s
18 Jul 2021	4P/Faye	CCD	13.3			Ritchey-Chretien	20.3 cm	900s
8 Jul 2021	67P/Churyumov-Gerasimenko	CCD	14.9	0.3		Ritchey-Chretien	20.3 cm	1080s
8 Jul 2021	C/2019 K7 (Smith)	CCD	17.2	0.3		Ritchey-Chretien	20.3 cm	900s
7 Jul 2021	C/2020 K1 (PANSTARRS)	CCD	17.2	0.3		Ritchey-Chretien	20.3 cm	1440s
7 Jul 2021	C/2019 U5 (PANSTARRS)	CCD	16.4	0.3		Ritchey-Chretien	20.3 cm	1620s
7 Jul 2021	C/2018 U1 (Lemmon)	CCD	15.5	0.3		Ritchey-Chretien	20.3 cm	800s
7 Jul 2021	C/2020 O2 (Amaral)	CCD	15.7	0.3		Ritchey-Chretien	20.3 cm	720s
13 Jun 2021	C/2017 K2 (PANSTARRS)	CCD	13.4	1.6		Ritchey-Chretien	20.3 cm	3300s
13 Jun 2021	C/2019 U5 (PANSTARRS)	CCD	16.7	0.1		Ritchey-Chretien	20.3 cm	2100s
12 Jun 2021	C/2018 U1 (Lemmon)	CCD	14.9	0.3		Ritchey-Chretien	20.3 cm	0s
12 Jun 2021	6P/d'Arrest	CCD	18.3			Ritchey-Chretien	20.3 cm	500s
12 Jun 2021	C/2020 T2 (Palomar)	CCD	10.7	3.0		Ritchey-Chretien	20.3 cm	1200s
4 Jun 2021	7P/Pons-Winnecke	CCD	12.1	1.0		Ritchey-Chretien	61.0 cm	240s
3 Jun 2021	7P/Pons-Winnecke	CCD	11.8	2.0		Ritchey-Chretien	61.0 cm	180s
2 Jun 2021	7P/Pons-Winnecke	CCD	11.3	2.0		Ritchey-Chretien	61.0 cm	420s
2 Jun 2021	7P/Pons-Winnecke	CCD	11.4	1.0		Ritchey-Chretien	20.3 cm	1200s
1 Jun 2021	C/2020 T2 (Palomar)	Visual	10.5	&3.0	4/	Newtonian	30.4 cm	109x
30 May 2021	C/2020 PV6 (PANSTARRS)	CCD	15.8	0.3		Ritchey-Chretien	20.3 cm	800s
29 May 2021	C/2020 J1 (SONEAR)	CCD	13.2			Ritchey-Chretien	20.3 cm	540s
28 May 2021	C/2019 O3 (Palomar)	CCD	16.7	0.4		Ritchey-Chretien	20.3 cm	900s
28 May 2021	C/2017 K2 (PANSTARRS)	CCD	13.4	1.3		Ritchey-Chretien	20.3 cm
27 May 2021	C/2020 T2 (Palomar)	Visual	10.5:	&3.0	4/	Newtonian	30.4 cm	109x
20 May 2021	7P/Pons-Winnecke	CCD	13.9			Ritchey-Chretien	20.3 cm	2340s
19 May 2021	C/2021 A1 (Leonard)	CCD	17.5			Ritchey-Chretien	20.3 cm	800s
19 May 2021	C/2020 H6 (ATLAS)	CCD	15.7			Ritchey-Chretien	20.3 cm	2160s
19 May 2021	C/2020 T2 (Palomar)	CCD	10.5	3.0		Ritchey-Chretien	20.3 cm	1200s
15 May 2021	15P/Finlay	CCD	14.1	1.5		Ritchey-Chretien	51.0 cm	600s
11 May 2021	C/2021 A1 (Leonard)	CCD	17.6			Ritchey-Chretien	20.3 cm	540s
7 May 2021	117P/Helin-Roman-Alu	CCD	15.5	0.4		Ritchey-Chretien	20.3 cm	2100s
7 May 2021	C/2020 R4 (ATLAS)	Visual	10.3:	&3.0	2	Newtonian	30.4 cm	25x
7 May 2021	C/2020 R4 (ATLAS)	CCD	10.9:	0.3		Ritchey-Chretien	20.3 cm	2640s
7 May 2021	C/2020 H6 (ATLAS)	CCD	16.0	0.3		Ritchey-Chretien	20.3 cm	1800s
18 Apr 2021	117P/Helin-Roman-Alu	CCD	15.3	0.5		Ritchey-Chretien	20.3 cm	3000s
18 Apr 2021	C/2021 A1 (Leonard)	CCD	17.7	0.2		Ritchey-Chretien	20.3 cm	800s
17 Apr 2021	C/2017 K2 (PANSTARRS)	CCD	13.7	0.9		Ritchey-Chretien	20.3 cm	3000s
16 Apr 2021	C/2020 T2 (Palomar)	CCD	12.1	2.3		Ritchey-Chretien	20.3 cm	2700s
13 Apr 2021	C/2020 R4 (ATLAS)	Visual	10.2	&3.0	2	Newtonian	30.4 cm	25x
13 Apr 2021	C/2017 K2 (PANSTARRS)	CCD	14.2	0.6		Ritchey-Chretien	20.3 cm	300s
11 Apr 2021	117P/Helin-Roman-Alu	CCD	15.4	0.4		Ritchey-Chretien	20.3 cm
11 Apr 2021	C/2020 S8 (Lemmon)	CCD	16.0	0.4		Ritchey-Chretien	20.3 cm	2100s
11 Apr 2021	C/2020 S8 (Lemmon)	CCD	16.0	0.4		Ritchey-Chretien	20.3 cm	2400s
11 Apr 2021	409P/LONEOS-Hill	CCD	15.8	0.4		Ritchey-Chretien	20.3 cm	2400s
11 Apr 2021	C/2020 T2 (Palomar)	CCD	12.6	1.5		Ritchey-Chretien	20.3 cm	3000s
5 Apr 2021	C/2021 A1 (Leonard)	CCD	17.6	0.3		Ritchey-Chretien	51.0 cm	900s
2 Apr 2021	C/2020 T2 (Palomar)	CCD	12.8	1.3		Ritchey-Chretien	20.3 cm	900s
30 Mar 2021	C/2020 V2 (ZTF)	CCD	17.0	0.2		Ritchey-Chretien	20.3 cm	300s
7 Mar 2021	C/2021 A1 (Leonard)	CCD	18.0	0.2		Ritchey-Chretien	51.0 cm	900s
5 Mar 2021	409P/LONEOS-Hill	CCD	15.8	0.2		Ritchey-Chretien	20.3 cm	900s
5 Mar 2021	141P/Machholz	CCD	15.0	0.7		Ritchey-Chretien	20.3 cm	1800s
5 Mar 2021	156P/Russell-LINEAR	CCD	13.4	0.3		Ritchey-Chretien	20.3 cm	2100s
2 Mar 2021	C/2021 A2 (NEOWISE)	CCD	15.3	0.4		Ritchey-Chretien	20.3 cm	1620s
2 Mar 2021	C/2021 A4 (NEOWISE)	CCD	12.9	0.3		Ritchey-Chretien	20.3 cm	540s
21 Feb 2021	409P/LONEOS-Hill	CCD	15.7	0.2		Ritchey-Chretien	20.3 cm	1080s
12 Feb 2021	C/2020 T2 (Palomar)	CCD	15.3	0.4		Ritchey-Chretien	20.3 cm	3000s
11 Feb 2021	C/2021 A2 (NEOWISE)	CCD	12.3	0.7		Ritchey-Chretien	20.3 cm	2400s
11 Feb 2021	P/2020 U2 (PANSTARRS)	CCD	16.6	0.2		Ritchey-Chretien	20.3 cm	1080s
11 Feb 2021	C/2019 L3 (ATLAS)	CCD	13.4	0.5		Ritchey-Chretien	20.3 cm	200s
31 Jan 2021	C/2017 K2 (PANSTARRS)	CCD	14.4	0.5		Ritchey-Chretien	20.3 cm	1200s
24 Jan 2021	C/2021 A1 (Leonard)	CCD	18.6	0.1		Ritchey-Chretien	51.0 cm	200s
8 Jan 2021	398P/Boattini	CCD	13.1	1.0		Ritchey-Chretien	20.3 cm	1200s
8 Jan 2021	156P/Russell-LINEAR	CCD	12.5	0.8		Ritchey-Chretien	20.3 cm	540s
8 Jan 2021	141P/Machholz	CCD	10.8	3.0		Ritchey-Chretien	20.3 cm	1260s
8 Jan 2021	88P/Howell	CCD	12.3	2.2		Ritchey-Chretien	20.3 cm	1260s
8 Jan 2021	P/2016 J3 (STEREO)	CCD	14.7	0.8		Ritchey-Chretien	20.3 cm	900s
8 Jan 2021	414P/STEREO	CCD	14.7	0.8		Ritchey-Chretien	20.3 cm	900s
15 Dec 2020	156P/Russell-LINEAR	CCD	11.4			Ritchey-Chretien	20.3 cm
15 Dec 2020	C/2019 L3 (ATLAS)	CCD	14.1			Ritchey-Chretien	20.3 cm	620s
15 Dec 2020	162P/Siding Spring	CCD	16.3			Ritchey-Chretien	20.3 cm	620s
13 Nov 2020	C/2020 M3 (ATLAS)	Visual	8.3	6.0	2	Newtonian	13.0 cm	25x
13 Nov 2020	C/2020 M3 (ATLAS)	CCD	8.9	3.0		Ritchey-Chretien	20.3 cm	900s
12 Nov 2020	C/2020 N1 (PANSTARRS)	CCD	17.5	0.1		Ritchey-Chretien	20.3 cm	1440s
7 Nov 2020	398P/Boattini	CCD	14.8	0.5		Ritchey-Chretien	20.3 cm	2400s
4 Nov 2020	11P/Tempel-Swift-LINEAR	CCD	16.2	0.3		Ritchey-Chretien	20.3 cm	2700s
2 Nov 2020	C/2019 L3 (ATLAS)	CCD	14.2	0.4		Ritchey-Chretien	20.3 cm	620s
2 Nov 2020	156P/Russell-LINEAR	CCD	12.2	0.6		Ritchey-Chretien	20.3 cm	1620s
2 Nov 2020	C/2017 K2 (PANSTARRS)	CCD	15.1	0.4		Ritchey-Chretien	20.3 cm	1440s
27 Oct 2020	C/2020 S3 (Erasmus)	CCD	10.0			Ritchey-Chretien	20.3 cm	540s
22 Oct 2020	C/2020 N1 (PANSTARRS)	CCD	17.4			Ritchey-Chretien	20.3 cm	1620s
16 Oct 2020	11P/Tempel-Swift-LINEAR	CCD	16.8	0.3		Ritchey-Chretien	20.3 cm	3000s
16 Oct 2020	C/2019 L3 (ATLAS)	CCD	14.4	0.5		Ritchey-Chretien	20.3 cm	500s
16 Oct 2020	C/2020 N1 (PANSTARRS)	CCD	17.2	0.1		Ritchey-Chretien	20.3 cm	1500s
10 Oct 2020	C/2020 S3 (Erasmus)	CCD	15.2	0.5		Ritchey-Chretien	20.3 cm	2400s
10 Oct 2020	C/2019 L3 (ATLAS)	CCD	14.7	0.4		Ritchey-Chretien	20.3 cm	800s
30 Aug 2020	C/2020 M3 (ATLAS)	CCD	11.4	2.0		Refractor	12.7 cm	1800s
28 Aug 2020	156P/Russell-LINEAR	CCD	16.8		9	Ritchey-Chretien	51.0 cm	180s
28 Aug 2020	C/2020 M3 (ATLAS)	CCD	14.7			Ritchey-Chretien	51.0 cm	360s
24 Aug 2020	C/2019 L3 (ATLAS)	CCD	15.5	0.2		Ritchey-Chretien	20.3 cm	540s
18 Aug 2020	C/2019 K7 (Smith)	CCD	15.7			Ritchey-Chretien	20.3 cm	540s
18 Aug 2020	C/2017 Y2 (PANSTARRS)	CCD	16.9			Ritchey-Chretien	20.3 cm	900s
8 Aug 2020	C/2019 L3 (ATLAS)	CCD	15.7		9	Ritchey-Chretien	20.3 cm	720s
8 Aug 2020	115P/Maury	CCD	16.0	0.2		Ritchey-Chretien	20.3 cm	720s
7 Aug 2020	C/2018 U1 (Lemmon)	CCD	16.7	0.2		Ritchey-Chretien	20.3 cm	540s
7 Aug 2020	C/2019 K7 (Smith)	CCD	15.1	0.1		Ritchey-Chretien	20.3 cm	1080s
7 Aug 2020	C/2017 K2 (PANSTARRS)	CCD	15.6	0.5		Ritchey-Chretien	20.3 cm	900s
7 Aug 2020	C/2018 N2 (ASASSN)	CCD	14.4	0.6		Ritchey-Chretien	20.3 cm	900s
7 Aug 2020	C/2019 N1 (ATLAS)	CCD	14.1	0.6		Ritchey-Chretien	20.3 cm	900s
7 Aug 2020	C/2020 F3 (NEOWISE)	Visual	6.2	&8.0	5/	Binoculars	5.0 cm	10x
7 Aug 2020	C/2017 T2 (PANSTARRS)	CCD	10.8			Ritchey-Chretien	20.3 cm	720s
6 Aug 2020	C/2020 F3 (NEOWISE)	Visual	5.9	&8.0	6	Binoculars	5.0 cm	10x
2 Aug 2020	29P/Schwassmann-Wachmann	CCD	12.7	0.6		Ritchey-Chretien	20.0 cm	540s
1 Aug 2020	C/2018 N2 (ASASSN)	CCD	14.1	0.4		Ritchey-Chretien	20.0 cm	300s
1 Aug 2020	249P/LINEAR	CCD	16.5			Ritchey-Chretien	51.0 cm	1080s
30 Jul 2020	C/2020 F3 (NEOWISE)	Visual	4.8		6	Binoculars	5.0 cm	10x
28 Jul 2020	249P/LINEAR	CCD	15.7			Ritchey-Chretien	51.0 cm	540s
25 Jul 2020	249P/LINEAR	CCD	15.5			Ritchey-Chretien	51.0 cm	540s
22 Jul 2020	C/2020 F3 (NEOWISE)	Visual	3.5		S7/	Binoculars	5.0 cm	10x
20 Jul 2020	C/2020 F3 (NEOWISE)	Visual	3.3	6.0	S8	Binoculars	5.0 cm	10x
20 Jul 2020	C/2020 F3 (NEOWISE)	Visual	3.3:		S8	Naked eye	0.0 cm
20 Jul 2020	C/2017 T2 (PANSTARRS)	Visual	10.5	&2.0	3/	Newtonian	30.0 cm	108x
20 Jul 2020	C/2019 U6 (Lemmon)	Visual	8.7	&6.0	3	Newtonian	30.0 cm	64x
17 Jul 2020	C/2020 F3 (NEOWISE)	Visual	2.7	<4.0	S8	Binoculars	5.0 cm	10x
17 Jul 2020	C/2020 F3 (NEOWISE)	Visual	2.8:		S8	Naked eye	0.0 cm
11 Jul 2020	C/2020 F3 (NEOWISE)	Visual	1.4		8	Binoculars	5.0 cm	10x
11 Jul 2020	C/2020 F3 (NEOWISE)	Visual	1.3	<4.0	8	Binoculars	5.0 cm	10x
10 Jul 2020	C/2020 F3 (NEOWISE)	Visual	1.4		8	Naked eye	0.0 cm
10 Jul 2020	C/2020 F3 (NEOWISE)	Visual	1.3	<4.0	8	Binoculars	5.0 cm	10x
6 Jul 2020	C/2020 F3 (NEOWISE)	Visual	1.2		7	Binoculars	5.0 cm	10x
21 May 2020	C/2020 F8 (SWAN)	Visual	6.4	&5.0	3	Newtonian	13.0 cm	25x
21 May 2020	C/2017 T2 (PANSTARRS)	Visual	8.6	&6.0	4	Newtonian	13.0 cm	25x
17 May 2020	C/2020 F8 (SWAN)	Visual	5.7	4.0	3	Newtonian	13.0 cm	25x
17 May 2020	C/2017 T2 (PANSTARRS)	Visual	8.7	5.0	4	Newtonian	13.0 cm	46x
21 Apr 2020	C/2017 T2 (PANSTARRS)	Visual	8.7	5.0	4	Newtonian	13.0 cm	25x
21 Apr 2020	C/2019 Y1 (ATLAS)	Visual	8.0	5.0	5	Newtonian	13.0 cm	25x
26 Mar 2020	C/2019 Y4 (ATLAS)	Visual	7.9	10.5	3	Newtonian	13.0 cm	25x
21 Mar 2020	C/2019 Y4 (ATLAS)	Visual	8.0	&12.0	3	Newtonian	13.0 cm	25x
21 Mar 2020	C/2017 T2 (PANSTARRS)	Visual	8.6	4.0	5	Newtonian	13.0 cm	46x
21 Mar 2020	C/2019 Y1 (ATLAS)	Visual	8.2	4.5	6	Newtonian	13.0 cm	46x
20 Mar 2020	C/2019 Y4 (ATLAS)	Visual	8.1	12.0	3	Newtonian	13.0 cm	25x
16 Mar 2020	C/2019 Y4 (ATLAS)	Visual	8.5	11.0	3	Newtonian	13.0 cm	25x
16 Mar 2020	C/2017 T2 (PANSTARRS)	Visual	8.6	4.0	5	Newtonian	13.0 cm	46x
29 Feb 2020	246P/NEAT	CCD	14.8	0.3		Ritchey-Chretien	51.0 cm	240s
16 Feb 2020	C/2019 Y4 (ATLAS)	CCD	14.9	0.4		Ritchey-Chretien	43.1 cm	540s
14 Feb 2020	112P/Urata-Niijima	CCD	15.8	0.3		Ritchey-Chretien	51.0 cm	360s
1 Feb 2020	C/2020 A2 (Iwamoto)	CCD	12.8	2.1		Newtonian	25.0 cm	540s
19 Jan 2020	C/2017 T2 (PANSTARRS)	Visual	9.6	3.0	5	Newtonian	30.0 cm	109x
15 Jan 2020	C/2019 Y1 (ATLAS)	CCD	15.2	0.4		Ritchey-Chretien	51.0 cm	180s
28 Dec 2019	88P/Howell	CCD	18.9			Ritchey-Chretien	51.0 cm	360s
20 Dec 2019	C/2017 T2 (PANSTARRS)	Visual	9.9	2.0	5	Newtonian	30.0 cm	109x
5 Dec 2019	C/2018 F4 (PANSTARRS)	CCD	13.9			Refractor	12.7 cm	540s
24 Nov 2019	C/2019 N1 (ATLAS)	CCD	17.3			Ritchey-Chretien	61.0 cm	360s
24 Nov 2019	C/2017 T2 (PANSTARRS)	Visual	10.4	1.5	4	Newtonian	30.0 cm	109x
6 Oct 2019	2I/Borisov	CCD	16.4	0.2		Ritchey-Chretien	43.1 cm	900s
4 Oct 2019	C/2019 K5 (Young)	CCD	15.3	0.3		Ritchey-Chretien	61.0 cm	180s
21 Sep 2019	C/2018 W2 (Africano)	Visual	8.7	8.0	2/	Newtonian	13.0 cm	25x
20 Sep 2019	C/2018 W2 (Africano)	Visual	8.9	7.0	2/	Newtonian	30.0 cm	64x
19 Sep 2019	C/2018 W2 (Africano)	Visual	9.2	5.0	2/	Newtonian	30.0 cm	64x
9 Sep 2019	C/2018 W2 (Africano)	Visual	10.0	5.0	3	Newtonian	30.0 cm	64x
3 Aug 2019	261P/Larson	CCD	15.6	0.2		Ritchey-Chretien	61.0 cm	540s
3 Aug 2019	260P/McNaught	CCD	13.3	0.3		Ritchey-Chretien	61.0 cm	360s
23 Jul 2019	C/2017 T2 (PANSTARRS)	CCD	14.2	0.3		Ritchey-Chretien	51.0 cm	360s
10 Jul 2019	C/2018 N2 (ASASSN)	CCD	13.2	0.7	5	Ritchey-Chretien	43.1 cm	60s
14 May 2019	68P/Klemola	CCD	16.6	0.1		Ritchey-Chretien	61.0 cm	180s
5 May 2019	C/2019 D1 (Flewelling)	CCD	15.3	0.3	5	Ritchey-Chretien	61.0 cm	180s
28 Apr 2019	68P/Klemola	CCD	17.2	0.1		Ritchey-Chretien	61.0 cm	120s
23 Mar 2019	C/2017 T2 (PANSTARRS)	CCD	15.0	0.3	3	Ritchey-Chretien	51.0 cm	180s
17 Mar 2019	C/2018 W2 (Africano)	CCD	16.2	0.2	4	Ritchey-Chretien	61.0 cm	60s
11 Mar 2019	C/2018 Y1 (Iwamoto)	Visual	9.6	8.0	2	Newtonian	30.0 cm	64x
27 Feb 2019	C/2018 Y1 (Iwamoto)	Visual	8.3	10.0	2/	Newtonian	13.0 cm	46x
26 Feb 2019	C/2018 Y1 (Iwamoto)	Visual	8.2	10.0	2/	Newtonian	13.0 cm	46x
25 Feb 2019	C/2018 Y1 (Iwamoto)	Visual	8.1	11.0	3	Newtonian	13.0 cm	25x
24 Feb 2019	C/2018 Y1 (Iwamoto)	Visual	7.9	11.0	3	Newtonian	13.0 cm	25x
23 Feb 2019	C/2018 Y1 (Iwamoto)	Visual	7.8	11.0	3	Newtonian	13.0 cm	25x
23 Feb 2019	C/2017 T2 (PANSTARRS)	CCD	15.3	0.3	5	Ritchey-Chretien	61.0 cm	180s
17 Feb 2019	C/2017 K2 (PANSTARRS)	CCD	17.2	0.1	2	Binoculars	51.0 cm	360s
15 Feb 2019	C/2018 Y1 (Iwamoto)	Visual	6.6	13.0	4	Newtonian	13.0 cm	25x
3 Feb 2019	C/2018 Y1 (Iwamoto)	Visual	7.5	9.0	3	Newtonian	13.0 cm	25x
7 Jan 2019	64P/Swift-Gehrels	CCD	10.3			Ritchey-Chretien	41.3 cm	360s
2 Jan 2019	64P/Swift-Gehrels	CCD	9.7	3.0	6	Ritchey-Chretien	43.0 cm	240s
1 Jan 2019	C/2017 T2 (PANSTARRS)	CCD	15.0	0.2	4	Ritchey-Chretien	61.0 cm	60s
27 Dec 2018	46P/Wirtanen	Visual	5.3	30.0	3/	Binoculars	5.0 cm	10x
25 Dec 2018	46P/Wirtanen	Visual	5.1	35.0	3/	Binoculars	5.0 cm	10x
22 Dec 2018	C/2018 Y1 (Iwamoto)	CCD	14.1	1.6			cm	120s
17 Dec 2018	46P/Wirtanen	Visual	4.6	35.0	3/	Binoculars	5.0 cm	10x
13 Dec 2018	46P/Wirtanen	Visual	4.5	45.0	3/	Binoculars	5.0 cm	10x
10 Dec 2018	64P/Swift-Gehrels	Visual	9.3	6.0	4	Newtonian	30.5 cm	64x
10 Dec 2018	46P/Wirtanen	Visual	4.8	40.0	3/	Binoculars	5.0 cm	10x
9 Dec 2018	46P/Wirtanen	Visual	4.9	40.0	3/	Binoculars	5.0 cm	10x
9 Dec 2018	C/2018 W2 (Africano)	CCD	16.7			Ritchey-Chretien	61.0 cm
7 Dec 2018	46P/Wirtanen	Visual	5.0	38.0	3	Binoculars	5.0 cm	10x
30 Nov 2018	38P/Stephan-Oterma	Visual	9.8	3.0	4	Newtonian	30.5 cm	64x
30 Nov 2018	46P/Wirtanen	Visual	5.7	27.0	3	Binoculars	5.0 cm	10x
30 Nov 2018	64P/Swift-Gehrels	Visual	9.2	5.0	5	Newtonian	30.5 cm	64x
17 Nov 2018	C/2018 V1 (Machholz-Fujikawa-Iwamoto)	Visual	8.3	5.0	5	Newtonian	30.5 cm	64x
17 Nov 2018	38P/Stephan-Oterma	Visual	9.8	3.8	3/	Newtonian	30.5 cm	64x
15 Nov 2018	C/2018 V1 (Machholz-Fujikawa-Iwamoto)	Visual	8.1	3.0	4	Newtonian	13.0 cm	25x
14 Nov 2018	C/2018 V1 (Machholz-Fujikawa-Iwamoto)	Visual	8.0	3.0	4	Newtonian	30.5 cm	64x
11 Nov 2018	C/2018 V1 (Machholz-Fujikawa-Iwamoto)	CCD	7.7				cm	180s
10 Nov 2018	C/2017 T2 (PANSTARRS)	CCD	15.8			Ritchey-Chretien	43.0 cm
11 Oct 2018	38P/Stephan-Oterma	Visual	10.6	1.7	2	Newtonian	30.5 cm	109x
11 Oct 2018	64P/Swift-Gehrels	Visual	11.0	1.8	3	Newtonian	30.5 cm	109x
10 Oct 2018	38P/Stephan-Oterma	Visual	10.8	1.6	3	Newtonian	30.5 cm	64x
6 Oct 2018	C/2017 T2 (PANSTARRS)	CCD	16.1		6	Ritchey-Chretien	51.0 cm	120s
16 Sep 2018	123P/West-Hartley	CCD	16.2			Ritchey-Chretien	61.0 cm	360s
16 Sep 2018	59P/Kearns-Kwee	CCD	16.8			Ritchey-Chretien	61.0 cm	180s
9 Sep 2018	21P/Giacobini-Zinner	Visual	7.3		5	Binoculars	5.0 cm	10x
8 Sep 2018	21P/Giacobini-Zinner	Visual	7.3	8.0	5	Binoculars	5.0 cm	10x
4 Sep 2018	21P/Giacobini-Zinner	Visual	7.3	8.0	3	Binoculars	5.0 cm	10x
17 Aug 2018	21P/Giacobini-Zinner	Visual	7.7	6.0	4/	Newtonian	13.0 cm	25x
13 Aug 2018	46P/Wirtanen	CCD	15.9			Ritchey-Chretien	61.0 cm	180s
6 Aug 2018	29P/Schwassmann-Wachmann	CCD	13.2	0.7		Ritchey-Chretien	43.0 cm	180s
4 Aug 2018	21P/Giacobini-Zinner	Visual	8.4	4.5	5	Newtonian	13.0 cm	25x
4 Aug 2018	21P/Giacobini-Zinner	Visual	8.3	6.0	4	Binoculars	5.0 cm	10x
30 Jul 2018	38P/Stephan-Oterma	CCD	15.7	6.0		Ritchey-Chretien	41.3 cm	60s
22 Jul 2018	C/2017 S3 (PANSTARRS)	Visual	8.8	6.0	3	Newtonian	13.0 cm	25x
22 Jul 2018	21P/Giacobini-Zinner	Visual	9.3	3.0	5	Newtonian	13.0 cm	25x
20 Jul 2018	C/2017 S3 (PANSTARRS)	Visual	6.7	6.0	D6	Binoculars	5.0 cm	10x
14 Jul 2018	21P/Giacobini-Zinner	Visual	9.9	2.8	5	Newtonian	30.5 cm	64x
13 Jul 2018	21P/Giacobini-Zinner	Visual	10.2	2.8	4	Newtonian	13.0 cm	25x
11 Jul 2018	C/2018 N1 (NEOWISE)	CCD	10.5	6.0		Refractor	10.6 cm	60s
3 Jul 2018	C/2017 S3 (PANSTARRS)	Visual	9.7	2.2	4	Newtonian	13.0 cm	46x
13 Jun 2018	21P/Giacobini-Zinner	CCD	13.7	1.2	5	Ritchey-Chretien	61.0 cm	120s
3 Jun 2018	21P/Giacobini-Zinner	CCD	14.2		6	Ritchey-Chretien	61.0 cm	120s
3 Jun 2018	C/2017 S3 (PANSTARRS)	CCD	16.1		5	Ritchey-Chretien	61.0 cm	60s
26 May 2018	C/2018 K1 (Weiland)	CCD	16.9				cm	120s
16 Apr 2018	C/2017 S3 (PANSTARRS)	CCD	17.6			Binoculars	51.0 cm
13 Apr 2018	21P/Giacobini-Zinner	CCD	17.3			Ritchey-Chretien	61.0 cm	300s
17 Mar 2018	21P/Giacobini-Zinner	CCD	18.3			Ritchey-Chretien	51.0 cm	180s
14 Mar 2018	C/2018 E1 (ATLAS)	CCD	17.3				cm	180s
24 Jan 2018	C/2017 K2 (PANSTARRS)	CCD	18.2		3	Ritchey-Chretien	61.0 cm
7 Jan 2018	C/2017 T1 (Heinze)	Visual	10.5	3.0	3	Newtonian	30.5 cm	64x
29 Dec 2017	C/2017 T1 (Heinze)	CCD	11.1	1.3		Ritchey-Chretien	61.0 cm	600s
29 Dec 2017	C/2017 T1 (Heinze)	Visual	11.4	1.3	3	Newtonian	30.5 cm	109x
21 Dec 2017	C/2017 T1 (Heinze)	CCD	12.3	0.4	5	Ritchey-Chretien	43.1 cm	180s
21 Dec 2017	C/2016 R2 (PANSTARRS)	CCD	11.3	1.8	6	Ritchey-Chretien	43.1 cm	120s
21 Dec 2017	174P/Echeclus	CCD	13.4	0.9	2	Ritchey-Chretien	43.1 cm	120s
26 Nov 2017	C/2017 T1 (Heinze)	CCD	15.7		6	Binoculars	61.0 cm	120s
21 Oct 2017	C/2017 T1 (Heinze)	CCD	17.8	0.2	4	Ritchey-Chretien	70.0 cm	180s
14 Oct 2017	C/2017 O1 (ASASSN)	Visual	8.9	6.0	2	Binoculars	30.5 cm	64x
22 Sep 2017	C/2017 O1 (ASASSN)	Visual	9.6	7.0	2	Newtonian	30.5 cm	64x
20 Sep 2017	C/2017 K2 (PANSTARRS)	CCD	19.1		5	Ritchey-Chretien	61.0 cm	180s
19 Sep 2017	C/2017 K2 (PANSTARRS)	CCD	19.2		5	Ritchey-Chretien	61.0 cm	600s
24 Jul 2017	C/2016 R2 (PANSTARRS)	CCD	14.0		7	Ritchey-Chretien	43.0 cm	600s
24 Jul 2017	C/2017 O1 (ASASSN)	CCD	12.0		4	Ritchey-Chretien	43.0 cm	120s
24 Jul 2017	C/2015 VL62 (Lemmon-Yeung-PANSTARRS)	CCD	13.8		5	Ritchey-Chretien	43.0 cm	120s
1 Jul 2017	C/2016 R2 (PANSTARRS)	CCD	15.3		6	Ritchey-Chretien	43.0 cm	120s
2 Jun 2017	C/2017 K2 (PANSTARRS)	CCD	19.1		4	Ritchey-Chretien	61.0 cm	120s
31 May 2017	C/2015 VL62 (Lemmon-Yeung-PANSTARRS)	CCD	15.0		4	Ritchey-Chretien	43.0 cm	600s
28 May 2017	C/2017 D2 (Barros)	CCD	16.3		5	Ritchey-Chretien	43.0 cm	120s
26 May 2017	C/2015 V2 (Johnson)	Visual	8.1	8.0	6	Newtonian	30.5 cm	64x
19 May 2017	C/2015 V2 (Johnson)	Visual	8.5	8.0	4	Newtonian	13.0 cm	46x
16 May 2017	C/2015 V2 (Johnson)	Visual	8.5	7.0	5	Newtonian	13.0 cm	46x
8 May 2017	C/2015 V2 (Johnson)	Visual	8.7	4.5	6	Binoculars	30.5 cm	64x
17 Apr 2017	C/2016 R2 (PANSTARRS)	CCD	16.6		2	Binoculars	25.0 cm	180s
9 Apr 2017	C/2017 E4 (Lovejoy)	Visual	6.3	5.0	6	Newtonian	13.0 cm	25x
1 Apr 2017	C/2015 V2 (Johnson)	Visual	9.2	3.5	4	Binoculars	30.5 cm	64x
27 Mar 2017	41P/Tuttle-Giacobini-Kresak	Visual	7.3	16.0	4	Newtonian	13.0 cm	25x
23 Mar 2017	41P/Tuttle-Giacobini-Kresak	Visual	7.8	13.0	4	Newtonian	30.6 cm	64x
21 Mar 2017	41P/Tuttle-Giacobini-Kresak	Visual	7.9	15.0	3	Newtonian	30.5 cm	64x
15 Mar 2017	41P/Tuttle-Giacobini-Kresak	Visual	8.9	18.0	4	Newtonian	13.0 cm	25x
11 Mar 2017	C/2015 V2 (Johnson)	Visual	10.7	1.2	4	Newtonian	30.5 cm	109x
23 Feb 2017	C/2016 R2 (PANSTARRS)	CCD	14.9		4	Ritchey-Chretien	43.1 cm	120s
15 Feb 2017	2P/Encke	Visual	9.8	2.5	3	Newtonian	30.5 cm	109x
19 Jan 2017	C/2016 R2 (PANSTARRS)	CCD	14.1			Ritchey-Chretien	43.0 cm	300s
28 Dec 2016	41P/Tuttle-Giacobini-Kresak	CCD	15.7		3	Ritchey-Chretien	43.0 cm	180s
22 Dec 2016	C/2016 R2 (PANSTARRS)	CCD	13.4		4	Ritchey-Chretien	43.1 cm	300s
21 Dec 2016	C/2016 R2 (PANSTARRS)	CCD	13.9		5	Ritchey-Chretien	70.0 cm	180s
20 Dec 2016	C/2016 U1 (NEOWISE)	Visual	9.7	3.0	2	Newtonian	30.5 cm	64x
10 Dec 2016	43P/Wolf-Harrington	CCD	12.9		5	Refractor	10.6 cm	180s
6 Dec 2016	C/2016 U1 (NEOWISE)	Visual	10.5	4.0	1	Newtonian	30.5 cm	64x
3 May 2016	C/2014 S2 (PANSTARRS)	Visual	10.7	2.8	3	Newtonian	30.5 cm	109x
14 Apr 2016	252P/LINEAR	Visual	6.7	9.0	4	Newtonian	30.5 cm	64x
14 Apr 2016	C/2014 S2 (PANSTARRS)	Visual	10.0	2.3	3	Newtonian	30.5 cm	109x
8 Apr 2016	C/2014 S2 (PANSTARRS)	Visual	9.7	2.0	3	Newtonian	30.5 cm	109x
22 Mar 2016	P/2016 BA14 (PANSTARRS)	Visual	12.7	1.0	9		cm
29 Dec 2015	C/2013 X1 (PANSTARRS)	Visual	9.8	3.0	3	Newtonian	30.5 cm	109x
8 Dec 2015	C/2013 X1 (PANSTARRS)	Visual	10.2	1.5	3	Newtonian	30.5 cm	109x
8 Dec 2015	C/2013 US10 (Catalina)	Visual	6.5	6.0	4	Newtonian	30.5 cm	109x
13 Nov 2015	C/2013 X1 (PANSTARRS)	Visual	10.7	1.0	3	Newtonian	30.5 cm	109x
13 Nov 2015	C/2014 S2 (PANSTARRS)	Visual	9.3	2.0	5	Newtonian	30.5 cm	109x
8 Nov 2015	C/2013 X1 (PANSTARRS)	Visual	10.7	1.5	3	Newtonian	30.5 cm	109x
1 Nov 2015	C/2014 S2 (PANSTARRS)	Visual	9.6	3.0	4	Newtonian	30.5 cm	109x
11 Oct 2015	C/2014 S2 (PANSTARRS)	Visual	10.4	2.0	5	Newtonian	30.5 cm	109x
1 Oct 2015	C/2014 S2 (PANSTARRS)	Visual	10.6	1.5	4	Newtonian	30.5 cm	109x
30 Sep 2015	C/2014 S2 (PANSTARRS)	Visual	10.7	1.5	5	Newtonian	30.5 cm	109x
26 Sep 2015	C/2014 S2 (PANSTARRS)	Visual	10.6	2.0	4	Newtonian	30.5 cm	109x
28 Jul 2015	C/2014 Q2 (Lovejoy)	Visual	9.8			Newtonian	30.5 cm	64x
6 Jul 2015	C/2014 Q2 (Lovejoy)	Visual	8.9			Newtonian	30.5 cm	64x
22 Jun 2015	C/2014 Q2 (Lovejoy)	Visual	8.5				cm
10 Mar 2015	C/2014 Q2 (Lovejoy)	Visual	5.8			Newtonian	30.5 cm	64x
17 Feb 2015	C/2014 Q2 (Lovejoy)	Visual	5.4			Newtonian	30.5 cm	64x
6 Feb 2015	C/2014 Q2 (Lovejoy)	Visual	5.0			Naked eye	0.0 cm
26 Jan 2015	C/2014 Q2 (Lovejoy)	Visual	4.6			Binoculars	5.0 cm	10x
21 Jan 2015	C/2014 Q2 (Lovejoy)	Visual	4.3			Binoculars	5.0 cm	10x
20 Jan 2015	C/2014 Q2 (Lovejoy)	Visual	4.3			Binoculars	5.0 cm	10x
16 Jan 2015	C/2014 Q2 (Lovejoy)	Visual	4.0			Binoculars	5.0 cm	10x
14 Jan 2015	C/2014 Q2 (Lovejoy)	Visual	4.1			Naked eye	0.0 cm
13 Jan 2015	C/2014 Q2 (Lovejoy)	Visual	4.2			Naked eye	0.0 cm
10 Jan 2015	C/2014 Q2 (Lovejoy)	Visual	4.4			Binoculars	5.0 cm	10x
8 Jan 2015	C/2014 Q2 (Lovejoy)	Visual	4.5			Binoculars	5.0 cm	10x
3 Jan 2015	C/2014 Q2 (Lovejoy)	Visual	4.9			Binoculars	5.0 cm	10x
2 Jan 2015	C/2014 Q2 (Lovejoy)	Visual	4.9			Binoculars	5.0 cm	10x
31 Dec 2014	C/2014 Q2 (Lovejoy)	Visual	5.0			Binoculars	5.0 cm	10x
28 Dec 2014	C/2014 Q2 (Lovejoy)	Visual	5.2			Binoculars	5.0 cm	10x
26 Dec 2014	C/2014 Q2 (Lovejoy)	Visual	6.0			Binoculars	5.0 cm	10x
17 Sep 2014	C/2014 E2 (Jacques)	Visual	8.3			Newtonian	30.5 cm	64x
1 Sep 2014	C/2014 E2 (Jacques)	Visual	7.2			Newtonian	30.5 cm	64x
28 Aug 2014	C/2014 E2 (Jacques)	Visual	7.1			Newtonian	30.5 cm	64x
27 Aug 2014	C/2014 E2 (Jacques)	Visual	7.0			Binoculars	5.0 cm	10x
25 Aug 2014	C/2014 E2 (Jacques)	Visual	6.9			Binoculars	5.0 cm	10x
13 Aug 2014	C/2014 E2 (Jacques)	Visual	6.8			Binoculars	5.0 cm	10x
3 Aug 2014	C/2014 E2 (Jacques)	Visual	6.9			Newtonian	30.5 cm	64x
2 Aug 2014	C/2014 E2 (Jacques)	Visual	7.0			Newtonian	30.5 cm
11 Jun 2014	C/2012 K1 (PANSTARRS)	Visual	8.2			Newtonian	30.5 cm
1 Jun 2014	C/2012 K1 (PANSTARRS)	Visual	8.3			Newtonian	30.5 cm
25 May 2014	C/2012 K1 (PANSTARRS)	Visual	8.6			Newtonian	30.5 cm
12 May 2014	C/2012 K1 (PANSTARRS)	Visual	8.7			Newtonian	30.5 cm
3 May 2014	C/2012 K1 (PANSTARRS)	Visual	8.8			Newtonian	30.5 cm
28 Apr 2014	C/2012 K1 (PANSTARRS)	Visual	8.9			Newtonian	30.5 cm
25 Apr 2014	C/2012 K1 (PANSTARRS)	Visual	9.1			Newtonian	30.5 cm
20 Apr 2014	C/2012 K1 (PANSTARRS)	Visual	9.5			Newtonian	30.5 cm
16 Apr 2014	C/2012 K1 (PANSTARRS)	Visual	9.6			Newtonian	30.5 cm
9 Apr 2014	C/2012 K1 (PANSTARRS)	Visual	9.8			Newtonian	30.5 cm
5 Apr 2014	C/2012 K1 (PANSTARRS)	Visual	10.0			Newtonian	30.5 cm
21 Mar 2014	C/2012 K1 (PANSTARRS)	Visual	10.1			Newtonian	30.5 cm
9 Mar 2014	C/2012 K1 (PANSTARRS)	Visual	10.9			Newtonian	30.5 cm
3 Feb 2014	C/2012 X1 (LINEAR)	Visual	8.7			Newtonian	13.0 cm	26x
3 Feb 2014	C/2013 R1 (Lovejoy)	Visual	7.4			Newtonian	13.0 cm	26x
7 Jan 2014	C/2013 R1 (Lovejoy)	Visual	6.3			Newtonian	13.0 cm	26x
23 Dec 2013	C/2013 R1 (Lovejoy)	Visual	5.9			Newtonian	13.0 cm	26x
20 Dec 2013	C/2013 R1 (Lovejoy)	Visual	6.0			Newtonian	13.0 cm	26x
15 Nov 2013	C/2012 S1 (ISON)	Visual	6.2			Newtonian	13.0 cm	26x
15 Nov 2013	C/2013 R1 (Lovejoy)	Visual	5.7			Newtonian	13.0 cm	26x
13 Nov 2013	C/2012 S1 (ISON)	Visual	7.3			Newtonian	13.0 cm	26x
13 Nov 2013	C/2013 R1 (Lovejoy)	Visual	5.8			Newtonian	13.0 cm	26x
11 Nov 2013	C/2013 R1 (Lovejoy)	Visual	6.3			Newtonian	13.0 cm	26x
9 Nov 2013	C/2012 S1 (ISON)	Visual	8.2			Newtonian	13.0 cm	26x
9 Nov 2013	C/2013 R1 (Lovejoy)	Visual	6.5			Newtonian	13.0 cm	26x
5 Nov 2013	C/2013 R1 (Lovejoy)	Visual	7.5			Newtonian	13.0 cm	26x
30 Oct 2013	C/2013 R1 (Lovejoy)	Visual	8.0			Newtonian	13.0 cm	26x
3 May 2013	C/2011 L4 (PANSTARRS)	Visual	7.6			Newtonian	13.0 cm	26x
6 Apr 2013	C/2011 L4 (PANSTARRS)	Visual	5.0			Newtonian	13.0 cm	26x
1 Apr 2013	C/2011 L4 (PANSTARRS)	Visual	4.5			Newtonian	13.0 cm	26x

    Terminology:

    magnitude:      brightness estimate of the comet
    coma:           size estimate of the comet's coma, measured in arcminutes
    condensation:   degree of condensation (0=completely diffuse, 9=completely stellar)