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
2021-02-13 06:04:06 s 1 +72884.409 0 +331780.67 6140.0 – C57
2021-02-13 06:24:06 S 08 34 01.490 -42 14 19.54 – V C57
2021-02-13 06:24:06 s 1 +72217.248 0 +332446.50 7380.0 – C57
2021-02-13 06:44:06 S 08 34 00.084 -42 14 14.60 – V C57
2021-02-13 06:44:06 s 1 +71548.988 0 +333107.47 6090.0 – C57
2021-02-13 06:54:06 S 08 33 59.746 -42 14 10.28 – V C57
2021-02-13 06:54:06 s 1 +71214.450 0 +333436.14 4510.0 – C57
2021-02-13 07:04:06 S 08 33 59.318 -42 14 13.06 – V C57
2021-02-13 07:04:06 s 1 +70879.643 0 +333763.61 2310.0 – C57
2021-02-13 07:14:06 S 08 33 58.958 -42 14 11.18 – V C57
2021-02-13 07:14:06 s 1 +70544.568 0 +334089.87 9490.0 – C57
2021-02-13 07:24:06 S 08 33 57.979 -42 14 07.04 – V C57
2021-02-13 07:24:06 s 1 +70209.226 0 +334414.93 6060.0 – C57
2021-02-13 07:34:06 S 08 33 57.648 -42 14 09.46 – V C57
2021-02-13 07:34:06 s 1 +69873.621 0 +334738.78 2010.0 – C57
2021-02-13 07:54:06 S 08 33 56.551 -42 14 04.88 – V C57
2021-02-13 07:54:06 s 1 +69201.624 0 +335382.88 2110.0 – C57
2021-02-13 08:14:06 S 08 33 55.217 -42 13 59.27 – V C57
2021-02-13 08:14:06 s 1 +68528.591 0 +336022.18 9800.0 – C57
2021-02-13 08:24:06 S 08 33 54.912 -42 13 57.97 – V C57
2021-02-13 08:24:06 s 1 +68191.690 0 +336340.04 2760.0 – C57
2021-02-13 08:34:06 S 08 33 54.547 -42 14 01.54 – V C57
2021-02-13 08:34:06 s 1 +67854.535 0 +336656.70 5130.0 – C57
2021-02-13 08:44:06 S 08 33 53.990 -42 13 57.68 – V C57
2021-02-13 08:44:06 s 1 +67517.127 0 +336972.17 6910.0 – C57
2021-02-13 08:54:06 S 08 33 52.788 -42 13 55.63 – V C57
2021-02-13 08:54:06 s 1 +67179.469 0 +337286.44 8100.0 – C57
2021-02-13 09:24:06 S 08 33 51.521 -42 13 50.38 – V C57
2021-02-13 09:24:06 s 1 +66165.008 0 +338222.13 8230.0 – C57
2021-02-13 09:34:06 S 08 33 51.086 -42 13 50.12 – V C57
2021-02-13 09:34:06 s 1 +65826.364 0 +338531.65 7130.0 – C57
2021-02-13 09:44:06 S 08 33 50.254 -42 13 44.11 – V C57
2021-02-13 09:44:06 s 1 +65487.478 0 +338839.99 5470.0 – C57
2021-02-13 09:54:06 S 08 33 49.903 -42 13 44.08 – V C57
2021-02-13 09:54:06 s 1 +65148.351 0 +339147.14 3240.0 – C57
2021-02-13 10:04:06 S 08 33 49.186 -42 13 44.33 – V C57
2021-02-13 10:04:06 s 1 +64808.985 0 +339453.11 450.0 – C57
2021-02-13 10:24:06 S 08 33 48.173 -42 13 40.84 – V C57
2021-02-13 10:24:06 s 1 +64129.542 0 +340061.50 3210.0 – C57
2021-02-13 10:34:06 S 08 33 47.698 -42 13 34.97 – V C57
2021-02-13 10:34:06 s 1 +63789.468 0 +340363.93 8760.0 – C57
2021-02-13 10:44:06 S 08 33 46.987 -42 13 37.92 – V C57
2021-02-13 10:44:06 s 1 +63449.162 0 +340665.18 3770.0 – C57
2021-02-13 11:04:06 S 08 33 45.936 -42 13 33.82 – V C57
2021-02-13 11:04:06 s 1 +62767.858 0 +341264.16 2160.0 – C57
2021-02-13 11:14:06 S 08 33 45.182 -42 13 31.40 – V C57
2021-02-13 11:14:06 s 1 +62426.863 0 +341561.88 5550.0 – C57
2021-02-13 11:34:06 S 08 33 44.458 -42 13 27.48 – V C57
2021-02-13 11:34:06 s 1 +61744.197 0 +342153.82 720.0 – C57
2021-02-13 11:44:06 S 08 33 43.615 -42 13 26.29 – V C57