A845 XA |
ephemeris |
date |
magn |
radius |
delta |
ra |
dec |
elong |
phase |
Today | 15 Jan 2025 | 12.2 | 2.417 AU | 2.862 AU | 15h59m | -15°58' | 53.9° | 19.2° |
Opposition | 6 Jun 2025 | 10.6 | 2.703 AU | 1.694 AU | 17h01m | -14°52' | 172.2° | 2.9° |
A845 XA - 2025-01-15
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 A845 XA are:
e (Eccentricity) : 0.1889852
a (Semimajor axis) : 2.5775401
i (Inclination) : 5.36542
Ω (Longitude of ascending node) : 141.56755
ω (Argument of perihelion) : 358.79234
M (Mean anomaly) : 208.56769
Epoch : 2022 Aug 09
L (Longitude of perihelion) : 140.36518
B (Latitude of perihelion) : -0.11292
P (Orbital period in years) : 4.14
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
2025-01-15 00:00 UT 15 59 04.2 -15 58 44 2.862 2.417 53.9 19.2 285 12.2
2025-01-15 12:08 UT 15 59 54.9 -16 00 35 2.858 2.418 54.2 19.3 285 12.2
2025-01-16 00:00 UT 16 00 44.4 -16 02 23 2.854 2.419 54.5 19.3 285 12.2
2025-01-17 00:00 UT 16 02 24.1 -16 05 56 2.845 2.421 55.1 19.5 284 12.2
2025-01-18 00:00 UT 16 04 03.4 -16 09 23 2.836 2.423 55.7 19.6 284 12.2
2025-01-19 00:00 UT 16 05 42.1 -16 12 44 2.828 2.425 56.4 19.7 284 12.2
2025-01-20 00:00 UT 16 07 20.4 -16 15 60 2.819 2.427 57.0 19.9 284 12.2
2025-01-21 00:00 UT 16 08 58.2 -16 19 09 2.810 2.429 57.6 20.0 284 12.2
2025-01-22 00:00 UT 16 10 35.5 -16 22 13 2.801 2.431 58.2 20.1 283 12.2
2025-01-23 00:00 UT 16 12 12.2 -16 25 12 2.792 2.433 58.8 20.3 283 12.2
2025-01-24 00:00 UT 16 13 48.4 -16 28 04 2.783 2.435 59.5 20.4 283 12.2
2025-01-25 00:00 UT 16 15 24.0 -16 30 51 2.774 2.438 60.1 20.5 283 12.2
2025-01-26 00:00 UT 16 16 59.1 -16 33 32 2.765 2.440 60.7 20.6 283 12.2
2025-01-27 00:00 UT 16 18 33.5 -16 36 07 2.755 2.442 61.4 20.7 282 12.2
2025-01-28 00:00 UT 16 20 07.4 -16 38 37 2.746 2.444 62.0 20.8 282 12.2
2025-01-29 00:00 UT 16 21 40.7 -16 41 01 2.736 2.446 62.6 21.0 282 12.2
2025-01-30 00:00 UT 16 23 13.3 -16 43 19 2.727 2.448 63.3 21.1 282 12.2
2025-01-31 00:00 UT 16 24 45.4 -16 45 32 2.717 2.450 63.9 21.2 282 12.2
2025-02-01 00:00 UT 16 26 16.7 -16 47 39 2.708 2.452 64.6 21.3 281 12.2
2025-02-02 00:00 UT 16 27 47.4 -16 49 41 2.698 2.454 65.2 21.4 281 12.2
2025-02-03 00:00 UT 16 29 17.5 -16 51 37 2.688 2.456 65.9 21.5 281 12.2
2025-02-04 00:00 UT 16 30 46.8 -16 53 28 2.678 2.458 66.5 21.6 281 12.2
2025-02-05 00:00 UT 16 32 15.5 -16 55 13 2.668 2.460 67.2 21.7 281 12.1
2025-02-06 00:00 UT 16 33 43.4 -16 56 53 2.658 2.462 67.9 21.8 280 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.