(308) Polyxo |
ephemeris |
date |
magn |
radius |
delta |
ra |
dec |
elong |
phase |
Today | 25 Apr 2024 | 12.8 | 2.665 AU | 2.014 AU | 18h19m | -17°48' | 120.1° | 19.1° |
Opposition | 19 Jun 2024 | 11.7 | 2.653 AU | 1.642 AU | 17h53m | -16°22' | 173.0° | 2.7° |
(308) Polyxo - 2024-04-25
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 Polyxo are:
e (Eccentricity) : 0.0388193
a (Semimajor axis) : 2.7500601
i (Inclination) : 4.36255
Ω (Longitude of ascending node) : 181.58887
ω (Argument of perihelion) : 112.27393
M (Mean anomaly) : 319.04492
Epoch : 2024 Mar 31
L (Longitude of perihelion) : 113.92117
B (Latitude of perihelion) : 4.03646
P (Orbital period in years) : 4.56
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
2024-04-25 00:00 UT 18 19 26.4 -17 48 30 2.014 2.665 120.1 19.1 265 12.8
2024-04-25 04:34 UT 18 19 28.7 -17 48 03 2.011 2.665 120.3 19.0 265 12.8
2024-04-26 00:00 UT 18 19 38.2 -17 46 07 2.002 2.664 121.1 18.9 265 12.8
2024-04-27 00:00 UT 18 19 48.5 -17 43 46 1.991 2.664 122.0 18.7 264 12.8
2024-04-28 00:00 UT 18 19 57.1 -17 41 25 1.979 2.664 122.9 18.5 264 12.8
2024-04-29 00:00 UT 18 20 04.2 -17 39 05 1.968 2.664 123.8 18.3 264 12.8
2024-04-30 00:00 UT 18 20 09.7 -17 36 45 1.957 2.663 124.8 18.1 264 12.7
2024-05-01 00:00 UT 18 20 13.5 -17 34 27 1.946 2.663 125.7 17.9 264 12.7
2024-05-02 00:00 UT 18 20 15.8 -17 32 09 1.935 2.663 126.7 17.7 264 12.7
2024-05-03 00:00 UT 18 20 16.4 -17 29 53 1.925 2.663 127.6 17.4 263 12.7
2024-05-04 00:00 UT 18 20 15.3 -17 27 38 1.914 2.662 128.6 17.2 263 12.7
2024-05-05 00:00 UT 18 20 12.7 -17 25 24 1.904 2.662 129.6 17.0 263 12.6
2024-05-06 00:00 UT 18 20 08.3 -17 23 11 1.894 2.662 130.5 16.7 263 12.6
2024-05-07 00:00 UT 18 20 02.4 -17 20 60 1.884 2.662 131.5 16.5 263 12.6
2024-05-08 00:00 UT 18 19 54.8 -17 18 50 1.874 2.662 132.5 16.2 262 12.6
2024-05-09 00:00 UT 18 19 45.5 -17 16 42 1.864 2.661 133.5 16.0 262 12.6
2024-05-10 00:00 UT 18 19 34.6 -17 14 35 1.854 2.661 134.5 15.7 262 12.5
2024-05-11 00:00 UT 18 19 22.1 -17 12 30 1.845 2.661 135.5 15.4 262 12.5
2024-05-12 00:00 UT 18 19 08.0 -17 10 27 1.836 2.661 136.5 15.2 262 12.5
2024-05-13 00:00 UT 18 18 52.3 -17 08 26 1.826 2.660 137.5 14.9 261 12.5
2024-05-14 00:00 UT 18 18 35.0 -17 06 27 1.818 2.660 138.5 14.6 261 12.5
2024-05-15 00:00 UT 18 18 16.1 -17 04 30 1.809 2.660 139.5 14.3 261 12.4
2024-05-16 00:00 UT 18 17 55.6 -17 02 34 1.800 2.660 140.6 14.0 260 12.4
2024-05-17 00:00 UT 18 17 33.6 -17 00 41 1.792 2.660 141.6 13.7 260 12.4
2024-05-18 00:00 UT 18 17 10.0 -16 58 50 1.784 2.659 142.6 13.4 260 12.4
2024-05-19 00:00 UT 18 16 44.9 -16 57 02 1.776 2.659 143.7 13.0 260 12.3
2024-05-20 00:00 UT 18 16 18.4 -16 55 15 1.768 2.659 144.7 12.7 259 12.3
2024-05-21 00:00 UT 18 15 50.3 -16 53 31 1.760 2.659 145.7 12.4 259 12.3
2024-05-22 00:00 UT 18 15 20.8 -16 51 49 1.753 2.658 146.8 12.0 258 12.3
2024-05-23 00:00 UT 18 14 49.9 -16 50 10 1.746 2.658 147.9 11.7 258 12.3
2024-05-24 00:00 UT 18 14 17.5 -16 48 33 1.739 2.658 148.9 11.3 258 12.2
2024-05-25 00:00 UT 18 13 43.8 -16 46 59 1.732 2.658 150.0 11.0 257 12.2
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.