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
2021-02-15 09:04:06 s 1 -35506.105 0 +382287.91 8360.0 – C57
2021-02-15 09:14:06 S 08 30 58.824 -42 01 36.34 – V C57
2021-02-15 09:14:06 s 1 -35863.644 0 +382295.33 9450.0 – C57
2021-02-15 09:24:06 S 08 30 57.953 -42 01 35.65 – V C57
2021-02-15 09:24:06 s 1 -36221.106 0 +382301.78 450.0 – C57
2021-02-15 09:34:06 S 08 30 57.727 -42 01 29.06 – V C57
2021-02-15 09:34:06 s 1 -36578.490 0 +382307.26 1380.0 – C57
2021-02-15 09:44:06 S 08 30 57.005 -42 01 22.66 – V C57
2021-02-15 09:44:06 s 1 -36935.794 0 +382311.76 2220.0 – C57
2021-02-15 09:54:06 S 08 30 56.388 -42 01 20.89 – V C57
2021-02-15 09:54:06 s 1 -37293.019 0 +382315.29 2980.0 – C57
2021-02-15 10:04:06 S 08 30 55.625 -42 01 18.88 – V C57
2021-02-15 10:04:06 s 1 -37650.163 0 +382317.84 3660.0 – C57
2021-02-15 10:14:06 S 08 30 55.044 -42 01 13.26 – V C57
2021-02-15 10:14:06 s 1 -38007.226 0 +382319.42 4240.0 – C57
2021-02-15 10:24:06 S 08 30 54.482 -42 01 09.52 – V C57
2021-02-15 10:24:06 s 1 -38364.206 0 +382320.02 4740.0 – C57
2021-02-15 10:34:06 S 08 30 53.863 -42 01 06.42 – V C57
2021-02-15 10:34:06 s 1 -38721.103 0 +382319.66 5150.0 – C57
2021-02-15 10:44:06 S 08 30 53.208 -42 01 02.32 – V C57
2021-02-15 10:44:06 s 1 -39077.915 0 +382318.32 5460.0 – C57
2021-02-15 10:54:06 S 08 30 52.344 -42 01 01.13 – V C57
2021-02-15 10:54:06 s 1 -39434.642 0 +382316.00 5680.0 – C57
2021-02-15 11:04:06 S 08 30 51.950 -42 00 55.62 – V C57
2021-02-15 11:04:06 s 1 -39791.283 0 +382312.72 5800.0 – C57
2021-02-15 11:14:06 S 08 30 51.454 -42 00 52.13 – V C57
2021-02-15 11:14:06 s 1 -40147.838 0 +382308.46 5830.0 – C57
2021-02-15 11:24:06 S 08 30 50.642 -42 00 51.01 – V C57
2021-02-15 11:24:06 s 1 -40504.304 0 +382303.23 5750.0 – C57
2021-02-15 11:34:06 S 08 30 49.980 -42 00 44.39 – V C57
2021-02-15 11:34:06 s 1 -40860.682 0 +382297.03 5580.0 – C57
2021-02-15 11:54:06 S 08 30 48.677 -42 00 36.54 – V C57
2021-02-15 11:54:06 s 1 -41573.169 0 +382281.72 4910.0 – C57
2021-02-15 12:04:06 S 08 30 48.077 -42 00 34.27 – V C57
2021-02-15 12:04:06 s 1 -41929.275 0 +382272.60 4420.0 – C57
2021-02-15 12:54:06 S 08 30 44.940 -42 00 16.60 – V C57
2021-02-15 12:54:06 s 1 -43708.409 0 +382212.48 300.0 – C57
2021-02-15 13:04:06 S 08 30 44.050 -42 00 12.71 – V C57
2021-02-15 13:04:06 s 1 -44063.950 0 +382197.55 9130.0 – C57
2021-02-15 13:14:06 S 08 30 43.435 -42 00 08.86 – V C57
2021-02-15 13:14:06 s 1 -44419.393 0 +382181.65 7850.0 – C57
2021-02-15 13:24:06 S 08 30 43.046 -42 00 05.80 – V C57
2021-02-15 13:24:06 s 1 -44774.738 0 +382164.78 6440.0 – C57
2021-02-15 13:34:06 S 08 30 42.377 -42 00 00.97 – V C57
2021-02-15 13:34:06 s 1 -45129.983 0 +382146.94 4910.0 – C57
2021-02-15 13:44:06 S 08 30 41.563 -41 59 57.48 – V C57
2021-02-15 13:44:06 s 1 -45485.129 0 +382128.13 3250.0 – C57
2021-02-15 14:14:06 S 08 30 39.552 -41 59 48.77 – V C57
2021-02-15 14:14:06 s 1 -46549.957 0 +382065.90 7530.0 – C57
2021-02-15 14:24:06 S 08 30 38.635 -41 59 42.97 – V C57