IAA RAS IAA Minor Planet Database

142464 (2002 TC9)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1548329805 ± 5.76e-09
Semi-major axis (a)1.2339110858 AU ± 4.13e-10
Inclination (i)16.27692125° ± 1.37e-06
Long. of Asc. Node (Ω)191.80669391° ± 1.89e-06
Arg. of Perihelion (ω)29.34121043° ± 3.81e-06
Mean Anomaly (M)112.09247898° ± 2.27e-06
Mean Motion (n)0.7190953445°/day ± 3.61e-10
Perihelion dist (q)1.04286095 AU ± 7.12e-09
Aphelion dist (Q)1.42496122 AU ± 7.13e-09
Orbital Period1.37064757 yr ± 6.88e-10
Physical Parameters
H (abs. magnitude)18.34
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.393″
Uncertainty0
Orbit TypeAmor
MOID0.059111 AU
Observations Used4115
Gaia Obs Used8
Oppositions7
Arc Total1991-2017
First Observation Used1991-09-14
Last Observation Used2025-01-24
Observations (6248)
Date Type RA Dec Mag Band Observatory
2021-02-19 18:14:06 s 1 -200067.09 0 +190042.38 9050.0 – C57
2021-02-19 18:24:06 S 08 23 50.686 -40 57 55.87 – V C57
2021-02-19 18:24:06 s 1 -200116.25 1 +189394.36 790.0 – C57
2021-02-19 18:44:06 S 08 23 49.003 -40 57 37.22 – V C57
2021-02-19 18:44:06 s 1 -200210.56 9 +188094.51 6840.0 – C57
2021-02-19 18:54:06 S 08 23 48.190 -40 57 30.20 – V C57
2021-02-19 18:54:06 s 1 -200255.71 4 +187442.68 1130.0 – C57
2021-02-19 19:04:06 S 08 23 47.659 -40 57 23.33 – V C57
2021-02-19 19:04:06 s 1 -200299.50 7 +186789.58 2900.0 – C57
2021-02-19 19:24:06 S 08 23 46.558 -40 56 58.99 – V C57
2021-02-19 19:24:06 s 1 -200383.01 5 +185479.57 8880.0 – C57
2021-02-19 19:34:06 S 08 23 45.665 -40 56 54.49 – V C57
2021-02-19 19:34:06 s 1 -200422.71 7 +184822.64 3050.0 – C57
2021-02-19 19:44:06 S 08 23 44.810 -40 56 46.90 – V C57
2021-02-19 19:44:06 s 1 -200461.04 1 +184164.45 4670.0 – C57
2021-02-19 19:54:06 S 08 23 44.513 -40 56 35.63 – V C57
2021-02-19 19:54:06 s 1 -200497.98 3 +183504.97 3710.0 – C57
2021-02-19 20:04:06 S 08 23 43.848 -40 56 25.22 – V C57
2021-02-19 20:04:06 s 1 -200533.53 4 +182844.22 170.0 – C57
2021-02-19 20:14:06 S 08 23 42.922 -40 56 16.94 – V C57
2021-02-19 20:14:06 s 1 -200567.69 0 +182182.19 4040.0 – C57
2021-02-19 20:34:06 S 08 23 41.237 -40 56 00.38 – V C57
2021-02-19 20:34:06 s 1 -200631.78 4 +180854.28 3930.0 – C57
2021-02-19 20:44:06 S 08 23 41.011 -40 55 49.87 – V C57
2021-02-19 20:44:06 s 1 -200661.70 9 +180188.40 9930.0 – C57
2021-02-19 20:54:06 S 08 23 40.186 -40 55 36.98 – V C57
2021-02-19 20:54:06 s 1 -200690.21 2 +179521.23 3290.0 – C57
2021-02-19 21:04:06 S 08 23 40.246 -40 55 24.31 – V C57
2021-02-19 21:04:06 s 1 -200717.28 4 +178852.79 3980.0 – C57
2021-02-19 21:34:06 S 08 23 38.057 -40 55 05.05 – V C57
2021-02-19 21:34:06 s 1 -200789.85 1 +176839.72 9970.0 – C57
2021-02-19 21:54:06 S 08 23 36.367 -40 54 43.78 – V C57
2021-02-19 21:54:06 s 1 -200830.95 1 +175491.22 7090.0 – C57
2021-02-19 22:04:06 S 08 23 35.602 -40 54 36.04 – V C57
2021-02-19 22:04:06 s 1 -200849.29 6 +174815.03 1540.0 – C57
2021-02-19 22:14:06 S 08 23 34.937 -40 54 25.02 – V C57
2021-02-19 22:14:06 s 1 -200866.16 2 +174137.56 3240.0 – C57
2021-02-19 22:44:06 S 08 23 33.036 -40 53 57.66 – V C57
2021-02-19 22:44:06 s 1 -200907.81 3 +172097.35 1680.0 – C57
2021-02-19 22:54:06 S 08 23 32.129 -40 53 47.54 – V C57
2021-02-19 22:54:06 s 1 -200918.68 9 +171414.68 2230.0 – C57
2021-02-19 23:04:06 S 08 23 31.800 -40 53 35.09 – V C57
2021-02-19 23:04:06 s 1 -200928.05 0 +170730.72 9950.0 – C57
2021-02-19 23:14:06 S 08 23 30.845 -40 53 29.51 – V C57
2021-02-19 23:14:06 s 1 -200935.88 7 +170045.46 4830.0 – C57
2021-02-19 23:24:06 S 08 23 30.571 -40 53 20.11 – V C57
2021-02-19 23:24:06 s 1 -200942.19 3 +169358.90 6860.0 – C57
2021-02-19 23:34:06 S 08 23 30.041 -40 53 10.75 – V C57
2021-02-19 23:34:06 s 1 -200946.96 1 +168671.03 6030.0 – C57
2021-02-19 23:44:06 S 08 23 28.793 -40 53 00.06 – V C57