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
2021-02-14 03:54:06 s 1 +27424.950 0 +365605.63 5410.0 – C57
2021-02-14 04:04:06 S 08 32 46.970 -42 10 09.05 – V C57
2021-02-14 04:04:06 s 1 +27068.180 0 +365790.55 9220.0 – C57
2021-02-14 04:14:06 S 08 32 46.430 -42 10 07.36 – V C57
2021-02-14 04:14:06 s 1 +26711.317 0 +365974.41 2770.0 – C57
2021-02-14 04:34:06 S 08 32 45.466 -42 09 59.22 – V C57
2021-02-14 04:34:06 s 1 +25997.319 0 +366338.91 9080.0 – C57
2021-02-14 04:44:06 S 08 32 45.005 -42 09 57.78 – V C57
2021-02-14 04:44:06 s 1 +25640.186 0 +366519.56 1860.0 – C57
2021-02-14 05:04:06 S 08 32 43.706 -42 09 56.70 – V C57
2021-02-14 05:04:06 s 1 +24925.659 0 +366877.67 6650.0 – C57
2021-02-14 05:24:06 S 08 32 42.192 -42 09 48.92 – V C57
2021-02-14 05:24:06 s 1 +24210.789 0 +367231.52 440.0 – C57
2021-02-14 05:44:06 S 08 32 41.119 -42 09 42.30 – V C57
2021-02-14 05:44:06 s 1 +23495.587 0 +367581.13 3260.0 – C57
2021-02-14 05:54:06 S 08 32 40.440 -42 09 39.42 – V C57
2021-02-14 05:54:06 s 1 +23137.863 0 +367754.35 4310.0 – C57
2021-02-14 06:04:06 S 08 32 39.931 -42 09 39.02 – V C57
2021-02-14 06:04:06 s 1 +22780.060 0 +367926.50 5120.0 – C57
2021-02-14 06:14:06 S 08 32 39.682 -42 09 36.25 – V C57
2021-02-14 06:14:06 s 1 +22422.178 0 +368097.60 5700.0 – C57
2021-02-14 06:34:06 S 08 32 38.292 -42 09 30.24 – V C57
2021-02-14 06:34:06 s 1 +21706.181 0 +368436.61 6150.0 – C57
2021-02-14 06:44:06 S 08 32 37.541 -42 09 28.40 – V C57
2021-02-14 06:44:06 s 1 +21348.069 0 +368604.54 6040.0 – C57
2021-02-14 07:04:06 S 08 32 36.336 -42 09 22.61 – V C57
2021-02-14 07:04:06 s 1 +20631.623 0 +368937.22 5130.0 – C57
2021-02-14 07:14:06 S 08 32 35.863 -42 09 22.00 – V C57
2021-02-14 07:14:06 s 1 +20273.291 0 +369101.98 4340.0 – C57
2021-02-14 07:24:06 S 08 32 35.090 -42 09 20.88 – V C57
2021-02-14 07:24:06 s 1 +19914.887 0 +369265.69 3330.0 – C57
2021-02-14 07:34:06 S 08 32 34.723 -42 09 14.62 – V C57
2021-02-14 07:34:06 s 1 +19556.414 0 +369428.34 2100.0 – C57
2021-02-14 07:44:06 S 08 32 33.840 -42 09 11.02 – V C57
2021-02-14 07:44:06 s 1 +19197.871 0 +369589.94 660.0 – C57
2021-02-14 07:54:06 S 08 32 33.156 -42 09 11.95 – V C57
2021-02-14 07:54:06 s 1 +18839.260 0 +369750.49 9000.0 – C57
2021-02-14 08:04:06 S 08 32 32.791 -42 09 09.86 – V C57
2021-02-14 08:04:06 s 1 +18480.583 0 +369909.99 7140.0 – C57
2021-02-14 08:34:06 S 08 32 30.972 -42 09 02.84 – V C57
2021-02-14 08:34:06 s 1 +17404.160 0 +370382.20 290.0 – C57
2021-02-14 08:44:06 S 08 32 30.451 -42 08 58.34 – V C57
2021-02-14 08:44:06 s 1 +17045.225 0 +370537.51 7600.0 – C57
2021-02-14 08:54:06 S 08 32 29.950 -42 08 54.49 – V C57
2021-02-14 08:54:06 s 1 +16686.229 0 +370691.76 4710.0 – C57
2021-02-14 09:04:06 S 08 32 29.090 -42 08 52.76 – V C57
2021-02-14 09:04:06 s 1 +16327.173 0 +370844.98 1620.0 – C57
2021-02-14 09:14:06 S 08 32 28.560 -42 08 51.68 – V C57
2021-02-14 09:14:06 s 1 +15968.057 0 +370997.14 8340.0 – C57
2021-02-14 09:24:06 S 08 32 27.929 -42 08 48.62 – V C57