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
2021-03-05 11:44:06 S 08 12 21.434 -33 56 15.97 – V C57
2021-03-05 11:44:06 s 1 -190331.09 6 +109256.82 5670.0 – C57
2021-03-05 12:14:06 S 08 12 19.754 -33 55 08.15 – V C57
2021-03-05 12:14:06 s 1 -189889.70 7 +106827.28 4560.0 – C57
2021-03-05 12:24:06 S 08 12 19.538 -33 54 48.17 – V C57
2021-03-05 12:24:06 s 1 -189737.53 8 +106014.60 1360.0 – C57
2021-03-05 12:34:06 S 08 12 19.193 -33 54 25.16 – V C57
2021-03-05 12:34:06 s 1 -189582.82 3 +105200.49 3360.0 – C57
2021-03-05 12:44:06 S 08 12 18.874 -33 54 05.65 – V C57
2021-03-05 12:44:06 s 1 -189425.54 5 +104384.97 520.0 – C57
2021-03-05 12:54:06 S 08 12 18.600 -33 53 42.68 – V C57
2021-03-05 12:54:06 s 1 -189265.68 9 +103568.03 2820.0 – C57
2021-03-05 13:04:06 S 08 12 18.185 -33 53 20.62 – V C57
2021-03-05 13:04:06 s 1 -189103.23 7 +102749.67 210.0 – C57
2021-03-05 13:14:06 S 08 12 17.954 -33 52 57.65 – V C57
2021-03-05 13:14:06 s 1 -188938.17 2 +101929.90 2680.0 – C57
2021-03-05 13:24:06 S 08 12 17.602 -33 52 36.08 – V C57
2021-03-05 13:24:06 s 1 -188770.47 8 +101108.71 180.0 – C57
2021-03-05 13:34:06 S 08 12 17.280 -33 52 12.83 – V C57
2021-03-05 13:34:06 s 1 -188600.13 8 +100286.11 2680.0 – C57
2021-03-05 13:44:06 S 08 12 16.896 -33 51 51.34 – V C57
2021-03-05 13:44:06 s 1 -188427.13 4 +99462.099 150.0 – C57
2021-03-05 13:54:06 S 08 12 16.622 -33 51 32.26 – V C57
2021-03-05 13:54:06 s 1 -188251.44 9 +98636.673 2550.0 – C57
2021-03-05 14:04:06 S 08 12 16.123 -33 51 10.30 – V C57
2021-03-05 14:04:06 s 1 -188073.06 5 +97809.837 9850.0 – C57
2021-03-05 14:14:06 S 08 12 15.778 -33 50 46.36 – V C57
2021-03-05 14:14:06 s 1 -187891.96 5 +96981.592 2020.0 – C57
2021-03-05 14:24:06 S 08 12 15.754 -33 50 24.47 – V C57
2021-03-05 14:24:06 s 1 -187708.13 1 +96151.940 9020.0 – C57
2021-03-05 14:34:06 S 08 12 15.233 -33 50 05.64 – V C57
2021-03-05 14:34:06 s 1 -187521.54 4 +95320.881 810.0 – C57
2021-03-05 14:44:06 S 08 12 15.034 -33 49 43.10 – V C57
2021-03-05 14:44:06 s 1 -187332.18 7 +94488.417 7360.0 – C57
2021-03-05 15:04:06 S 08 12 14.338 -33 48 59.22 – V C57
2021-03-05 15:04:06 s 1 -186945.08 8 +92819.282 4600.0 – C57
2021-03-05 15:14:06 S 08 12 13.906 -33 48 38.34 – V C57
2021-03-05 15:14:06 s 1 -186747.30 8 +91982.615 5210.0 – C57
2021-03-05 15:24:06 S 08 12 13.632 -33 48 14.22 – V C57
2021-03-05 15:24:06 s 1 -186546.68 2 +91144.549 430.0 – C57
2021-03-05 15:34:06 S 08 12 13.164 -33 47 52.91 – V C57
2021-03-05 15:34:06 s 1 -186343.19 3 +90305.088 230.0 – C57
2021-03-05 15:54:06 S 08 12 12.720 -33 47 04.78 – V C57
2021-03-05 15:54:06 s 1 -185927.54 2 +88621.986 3410.0 – C57
2021-03-05 16:04:06 S 08 12 12.566 -33 46 47.93 – V C57
2021-03-05 16:04:06 s 1 -185715.34 3 +87778.350 6700.0 – C57
2021-03-05 16:14:06 S 08 12 12.151 -33 46 24.89 – V C57
2021-03-05 16:14:06 s 1 -185500.20 0 +86933.326 4420.0 – C57
2021-03-05 16:24:06 S 08 12 11.930 -33 46 02.50 – V C57
2021-03-05 16:24:06 s 1 -185282.09 4 +86086.917 6520.0 – C57