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 22:04:06 s 1 +39844.808 0 +358453.91 8520.0 – C57
2021-02-13 22:14:06 S 08 33 07.771 -42 11 25.69 – V C57
2021-02-13 22:14:06 s 1 +39492.002 0 +358676.76 3010.0 – C57
2021-02-13 22:24:06 S 08 33 07.219 -42 11 21.30 – V C57
2021-02-13 22:24:06 s 1 +39139.062 0 +358898.50 7140.0 – C57
2021-02-13 22:34:06 S 08 33 06.660 -42 11 24.79 – V C57
2021-02-13 22:34:06 s 1 +38785.989 0 +359119.15 940.0 – C57
2021-02-13 23:04:06 S 08 33 04.481 -42 11 13.09 – V C57
2021-02-13 23:04:06 s 1 +37725.989 0 +359774.53 280.0 – C57
2021-02-13 23:14:06 S 08 33 04.015 -42 11 11.51 – V C57
2021-02-13 23:14:06 s 1 +37372.399 0 +359990.79 2720.0 – C57
2021-02-13 23:24:06 S 08 33 03.655 -42 11 09.56 – V C57
2021-02-13 23:24:06 s 1 +37018.682 0 +360205.97 4830.0 – C57
2021-02-13 23:44:06 S 08 33 02.357 -42 11 04.34 – V C57
2021-02-13 23:44:06 s 1 +36310.875 0 +360633.04 8070.0 – C57
2021-02-13 23:54:06 S 08 33 01.738 -42 11 02.72 – V C57
2021-02-13 23:54:06 s 1 +35956.786 0 +360844.94 9200.0 – C57
2021-02-14 00:04:06 S 08 33 01.313 -42 11 02.58 – V C57
2021-02-14 00:04:06 s 1 +35602.576 0 +361055.75 10.0 – C57
2021-02-14 00:24:06 S 08 33 00.019 -42 10 58.04 – V C57
2021-02-14 00:24:06 s 1 +34893.796 0 +361474.10 680.0 – C57
2021-02-14 00:34:06 S 08 32 59.448 -42 10 56.96 – V C57
2021-02-14 00:34:06 s 1 +34539.229 0 +361681.65 540.0 – C57
2021-02-14 00:54:06 S 08 32 58.483 -42 10 54.55 – V C57
2021-02-14 00:54:06 s 1 +33829.745 0 +362093.48 9320.0 – C57
2021-02-14 01:14:06 S 08 32 57.161 -42 10 48.54 – V C57
2021-02-14 01:14:06 s 1 +33119.805 0 +362500.97 6880.0 – C57
2021-02-14 01:34:06 S 08 32 55.874 -42 10 43.50 – V C57
2021-02-14 01:34:06 s 1 +32409.416 0 +362904.14 3230.0 – C57
2021-02-14 01:54:06 S 08 32 54.874 -42 10 33.24 – V C57
2021-02-14 01:54:06 s 1 +31698.589 0 +363302.98 8380.0 – C57
2021-02-14 02:04:06 S 08 32 54.228 -42 10 32.48 – V C57
2021-02-14 02:04:06 s 1 +31343.015 0 +363500.79 5520.0 – C57
2021-02-14 02:14:06 S 08 32 53.652 -42 10 31.37 – V C57
2021-02-14 02:14:06 s 1 +30987.334 0 +363697.51 2370.0 – C57
2021-02-14 02:24:06 S 08 32 53.251 -42 10 30.54 – V C57
2021-02-14 02:24:06 s 1 +30631.548 0 +363893.16 8930.0 – C57
2021-02-14 02:34:06 S 08 32 52.229 -42 10 30.22 – V C57
2021-02-14 02:34:06 s 1 +30275.659 0 +364087.73 5210.0 – C57
2021-02-14 02:54:06 S 08 32 51.098 -42 10 25.93 – V C57
2021-02-14 02:54:06 s 1 +29563.574 0 +364473.64 6910.0 – C57
2021-02-14 03:04:06 S 08 32 50.443 -42 10 24.38 – V C57
2021-02-14 03:04:06 s 1 +29207.381 0 +364664.99 2340.0 – C57
2021-02-14 03:14:06 S 08 32 50.071 -42 10 20.50 – V C57
2021-02-14 03:14:06 s 1 +28851.088 0 +364855.26 7500.0 – C57
2021-02-14 03:24:06 S 08 32 49.373 -42 10 16.57 – V C57
2021-02-14 03:24:06 s 1 +28494.698 0 +365044.46 2380.0 – C57
2021-02-14 03:34:06 S 08 32 48.566 -42 10 15.78 – V C57
2021-02-14 03:34:06 s 1 +28138.211 0 +365232.59 6990.0 – C57
2021-02-14 03:54:06 S 08 32 47.642 -42 10 11.14 – V C57