(17) Thetis |
ephemeris |
date |
magn |
radius |
delta |
ra |
dec |
elong |
phase |
Opposition | 8 Apr 2023 | 10.6 | 2.290 AU | 1.297 AU | 13h21m | +01°35' | 170.5° | 4.1° |
Today | 7 Jun 2023 | 11.7 | 2.220 AU | 1.579 AU | 12h56m | +02°31' | 116.0° | 24.3° |
(17) Thetis - 2023-06-07
astro.vanbuitenen.nl
The interactive orbit chart above shows the body's path through the solar system and its position at the given date.
Green and blue lines are shown perpendicular to the ecliptic plane: Green if the path is above the ecliptic plane, blue if it is below.
(Left-click and drag to rotate the view; Right-click and drag to move the view; Use scroll wheel to zoom in our out.)
The orbital elements of Thetis are:
e (Eccentricity) : 0.1325702
a (Semimajor axis) : 2.4712928
i (Inclination) : 5.59200
Ω (Longitude of ascending node) : 125.53989
ω (Argument of perihelion) : 135.72412
M (Mean anomaly) : 299.13961
Epoch : 2023 Feb 25
L (Longitude of perihelion) : 81.40062
B (Latitude of perihelion) : 3.90067
P (Orbital period in years) : 3.88
The light curve chart below shows the estimated development of the minor planet's magnitude.
The all-sky chart below shows the path of the minor planet over the same period as the light curve. The current position is marked yellow.
The following chart shows the path of the minor planet in the next few days. The field of view is optimized for (~10x50) binoculars and finderscopes.
A more printer-friendly version of the same chart can be found below.
Ephemerides:
Date Time RA (2000) DEC (2000) delta radius elong phase PA magn
2023-06-07 00:00 UT 12 56 09.9 +02 31 46 1.579 2.220 116.0 24.3 117 11.7
2023-06-07 21:52 UT 12 56 28.0 +02 26 54 1.588 2.219 115.2 24.4 117 11.7
2023-06-08 00:00 UT 12 56 29.9 +02 26 25 1.589 2.219 115.1 24.5 117 11.7
2023-06-09 00:00 UT 12 56 51.4 +02 20 53 1.598 2.218 114.3 24.7 116 11.7
2023-06-10 00:00 UT 12 57 14.4 +02 15 12 1.607 2.217 113.5 24.8 116 11.7
2023-06-11 00:00 UT 12 57 39.0 +02 09 22 1.616 2.216 112.7 25.0 116 11.8
2023-06-12 00:00 UT 12 58 05.1 +02 03 22 1.626 2.215 111.9 25.2 116 11.8
2023-06-13 00:00 UT 12 58 32.7 +01 57 13 1.635 2.214 111.1 25.3 116 11.8
2023-06-14 00:00 UT 12 59 01.8 +01 50 55 1.645 2.213 110.3 25.5 116 11.8
2023-06-15 00:00 UT 12 59 32.4 +01 44 28 1.655 2.212 109.5 25.7 115 11.8
2023-06-16 00:00 UT 13 00 04.5 +01 37 52 1.664 2.211 108.7 25.8 115 11.8
2023-06-17 00:00 UT 13 00 38.0 +01 31 08 1.674 2.210 107.9 25.9 115 11.9
2023-06-18 00:00 UT 13 01 13.0 +01 24 16 1.684 2.209 107.2 26.1 115 11.9
2023-06-19 00:00 UT 13 01 49.4 +01 17 16 1.694 2.208 106.4 26.2 115 11.9
2023-06-20 00:00 UT 13 02 27.1 +01 10 08 1.704 2.207 105.7 26.3 115 11.9
2023-06-21 00:00 UT 13 03 06.3 +01 02 52 1.714 2.206 104.9 26.4 115 11.9
2023-06-22 00:00 UT 13 03 46.9 +00 55 29 1.724 2.205 104.2 26.5 114 11.9
2023-06-23 00:00 UT 13 04 28.7 +00 47 58 1.734 2.204 103.4 26.6 114 11.9
2023-06-24 00:00 UT 13 05 12.0 +00 40 20 1.744 2.203 102.7 26.7 114 12.0
2023-06-25 00:00 UT 13 05 56.5 +00 32 36 1.754 2.202 102.0 26.8 114 12.0
2023-06-26 00:00 UT 13 06 42.3 +00 24 44 1.764 2.201 101.3 26.9 114 12.0
2023-06-27 00:00 UT 13 07 29.4 +00 16 46 1.774 2.200 100.6 27.0 114 12.0
2023-06-28 00:00 UT 13 08 17.7 +00 08 41 1.784 2.199 99.8 27.1 114 12.0
2023-06-29 00:00 UT 13 09 07.3 +00 00 31 1.794 2.198 99.1 27.2 114 12.0
2023-06-30 00:00 UT 13 09 58.1 +00 07 46 1.805 2.198 98.4 27.2 113 12.0
2023-07-01 00:00 UT 13 10 50.1 +00 16 09 1.815 2.197 97.8 27.3 113 12.1
2023-07-02 00:00 UT 13 11 43.2 +00 24 37 1.825 2.196 97.1 27.4 113 12.1
2023-07-03 00:00 UT 13 12 37.5 +00 33 11 1.835 2.195 96.4 27.4 113 12.1
2023-07-04 00:00 UT 13 13 33.0 +00 41 51 1.846 2.194 95.7 27.5 113 12.1
2023-07-05 00:00 UT 13 14 29.6 +00 50 35 1.856 2.193 95.0 27.5 113 12.1
2023-07-06 00:00 UT 13 15 27.3 +00 59 25 1.866 2.192 94.4 27.5 113 12.1
2023-07-07 00:00 UT 13 16 26.1 -01 08 19 1.877 2.191 93.7 27.6 113 12.1
Terminology:
delta: distance between minor planet and earth in AU
radius: distance between minor planet and sun in AU
magn: magnitude (brightness) estimate
ra: right ascension in hours (24h = 360deg)
dec: declination in degrees
elong: elongation in degrees (angle sun-earth-minor planet)
phase: phase angle in degrees (angle sun-minor planet-earth)
AU: Astronomical Unit (mean distance between earth and sun: 149597870.7 km
Orbital elements provided by the MPC (Minor Planet Center).
Calculations by a modified version of AAPlus, a C# implementation of the AA+ project by PJ Naughter from the algorithms presented in the book "Astronomical Algorithms" by Jean Meeus.
NGC2000 dso catalog and star labels from VizieR as provided by the Strasbourg astronomical Data Center.
Tycho2 catalog from the ESO archive.