(225088) Gonggong |
ephemeris |
date |
magn |
radius |
delta |
ra |
dec |
elong |
phase |
Opposition | 28 Aug 2025 | 21.3 | 89.631 AU | 88.621 AU | 22h29m | -10°24' | 179.1° | 0.0° |
Today | 9 Oct 2025 | 21.4 | 89.655 AU | 88.895 AU | 22h28m | -10°31' | 139.3° | 0.4° |
(225088) Gonggong - 2025-10-09
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 Gonggong are:
e (Eccentricity) : 0.5019951
a (Semimajor axis) : 66.9464643
i (Inclination) : 30.82492
Ω (Longitude of ascending node) : 336.84258
ω (Argument of perihelion) : 206.70820
M (Mean anomaly) : 111.02609
Epoch : 2025 May 05
L (Longitude of perihelion) : 0.20952
B (Latitude of perihelion) : -13.31497
P (Orbital period in years) : 547.76
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
2025-10-09 00:00 UT 22 28 28.8 -10 31 26 88.895 89.655 139.3 0.4 67 21.4
2025-10-09 21:30 UT 22 28 27.2 -10 31 33 88.906 89.656 138.4 0.4 68 21.4
2025-10-10 00:00 UT 22 28 27.0 -10 31 34 88.907 89.656 138.3 0.4 68 21.4
2025-10-11 00:00 UT 22 28 25.3 -10 31 41 88.919 89.657 137.3 0.4 68 21.4
2025-10-12 00:00 UT 22 28 23.6 -10 31 49 88.932 89.657 136.4 0.4 68 21.4
2025-10-13 00:00 UT 22 28 21.9 -10 31 56 88.945 89.658 135.4 0.4 68 21.4
2025-10-14 00:00 UT 22 28 20.3 -10 32 04 88.958 89.658 134.4 0.5 68 21.4
2025-10-15 00:00 UT 22 28 18.7 -10 32 11 88.971 89.659 133.4 0.5 68 21.4
2025-10-16 00:00 UT 22 28 17.1 -10 32 18 88.984 89.660 132.4 0.5 68 21.4
2025-10-17 00:00 UT 22 28 15.6 -10 32 24 88.998 89.660 131.4 0.5 68 21.4
2025-10-18 00:00 UT 22 28 14.1 -10 32 31 89.012 89.661 130.4 0.5 68 21.4
2025-10-19 00:00 UT 22 28 12.6 -10 32 37 89.026 89.661 129.4 0.5 68 21.4
2025-10-20 00:00 UT 22 28 11.2 -10 32 43 89.040 89.662 128.4 0.5 68 21.5
2025-10-21 00:00 UT 22 28 09.8 -10 32 49 89.054 89.662 127.4 0.5 68 21.5
2025-10-22 00:00 UT 22 28 08.4 -10 32 55 89.069 89.663 126.4 0.5 68 21.5
2025-10-23 00:00 UT 22 28 07.1 -10 33 00 89.084 89.664 125.4 0.5 68 21.5
2025-10-24 00:00 UT 22 28 05.8 -10 33 05 89.099 89.664 124.4 0.5 68 21.5
2025-10-25 00:00 UT 22 28 04.6 -10 33 10 89.114 89.665 123.4 0.5 68 21.5
2025-10-26 00:00 UT 22 28 03.3 -10 33 15 89.129 89.665 122.4 0.5 68 21.5
2025-10-27 00:00 UT 22 28 02.2 -10 33 20 89.144 89.666 121.4 0.5 68 21.5
2025-10-28 00:00 UT 22 28 01.0 -10 33 24 89.160 89.666 120.4 0.5 68 21.5
2025-10-29 00:00 UT 22 27 59.9 -10 33 28 89.176 89.667 119.4 0.6 68 21.5
2025-10-30 00:00 UT 22 27 58.8 -10 33 32 89.191 89.668 118.4 0.6 68 21.5
2025-10-31 00:00 UT 22 27 57.8 -10 33 36 89.207 89.668 117.3 0.6 68 21.5
2025-11-01 00:00 UT 22 27 56.8 -10 33 39 89.224 89.669 116.3 0.6 68 21.5
2025-11-02 00:00 UT 22 27 55.9 -10 33 42 89.240 89.669 115.3 0.6 68 21.5
2025-11-03 00:00 UT 22 27 55.0 -10 33 45 89.256 89.670 114.3 0.6 68 21.5
2025-11-04 00:00 UT 22 27 54.1 -10 33 48 89.273 89.671 113.3 0.6 68 21.5
2025-11-05 00:00 UT 22 27 53.3 -10 33 50 89.289 89.671 112.3 0.6 68 21.5
2025-11-06 00:00 UT 22 27 52.5 -10 33 53 89.306 89.672 111.3 0.6 68 21.5
2025-11-07 00:00 UT 22 27 51.7 -10 33 55 89.323 89.672 110.3 0.6 68 21.5
2025-11-08 00:00 UT 22 27 51.0 -10 33 56 89.340 89.673 109.3 0.6 68 21.5
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.