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
2021-02-17 15:04:06 s 1 -142160.91 5 +334247.46 6930.0 – C57
2021-02-17 15:24:06 S 08 27 21.634 -41 36 01.33 – V C57
2021-02-17 15:24:06 s 1 -142726.18 8 +333633.83 2910.0 – C57
2021-02-17 15:44:06 S 08 27 20.400 -41 35 46.64 – V C57
2021-02-17 15:44:06 s 1 -143289.79 9 +333016.20 5940.0 – C57
2021-02-17 15:54:06 S 08 27 19.553 -41 35 41.71 – V C57
2021-02-17 15:54:06 s 1 -143570.97 8 +332705.88 1350.0 – C57
2021-02-17 16:04:06 S 08 27 18.703 -41 35 38.51 – V C57
2021-02-17 16:04:06 s 1 -143851.73 7 +332394.56 6020.0 – C57
2021-02-17 16:14:06 S 08 27 18.245 -41 35 29.98 – V C57
2021-02-17 16:14:06 s 1 -144132.07 6 +332082.23 9940.0 – C57
2021-02-17 16:24:06 S 08 27 17.455 -41 35 24.40 – V C57
2021-02-17 16:24:06 s 1 -144411.99 1 +331768.90 3110.0 – C57
2021-02-17 16:34:06 S 08 27 16.754 -41 35 18.46 – V C57
2021-02-17 16:34:06 s 1 -144691.48 2 +331454.57 5530.0 – C57
2021-02-17 16:44:06 S 08 27 15.941 -41 35 11.98 – V C57
2021-02-17 16:44:06 s 1 -144970.54 8 +331139.23 7200.0 – C57
2021-02-17 16:54:06 S 08 27 15.691 -41 35 06.58 – V C57
2021-02-17 16:54:06 s 1 -145249.18 7 +330822.89 8110.0 – C57
2021-02-17 17:04:06 S 08 27 14.477 -41 35 00.74 – V C57
2021-02-17 17:04:06 s 1 -145527.39 7 +330505.54 8260.0 – C57
2021-02-17 17:14:06 S 08 27 14.119 -41 34 53.18 – V C57
2021-02-17 17:14:06 s 1 -145805.17 6 +330187.18 7650.0 – C57
2021-02-17 17:24:06 S 08 27 13.358 -41 34 44.83 – V C57
2021-02-17 17:24:06 s 1 -146082.52 5 +329867.82 6270.0 – C57
2021-02-17 17:34:06 S 08 27 12.674 -41 34 39.04 – V C57
2021-02-17 17:34:06 s 1 -146359.44 0 +329547.45 4130.0 – C57
2021-02-17 17:44:06 S 08 27 12.295 -41 34 34.68 – V C57
2021-02-17 17:44:06 s 1 -146635.92 1 +329226.08 1210.0 – C57
2021-02-17 17:54:06 S 08 27 11.268 -41 34 30.94 – V C57
2021-02-17 17:54:06 s 1 -146911.96 5 +328903.69 7520.0 – C57
2021-02-17 18:04:06 S 08 27 10.346 -41 34 24.10 – V C57
2021-02-17 18:04:06 s 1 -147187.57 2 +328580.30 3060.0 – C57
2021-02-17 18:14:06 S 08 27 09.955 -41 34 15.74 – V C57
2021-02-17 18:14:06 s 1 -147462.74 0 +328255.90 7810.0 – C57
2021-02-17 18:44:06 S 08 27 07.870 -41 33 59.00 – V C57
2021-02-17 18:44:06 s 1 -148285.59 3 +327276.64 7370.0 – C57
2021-02-17 18:54:06 S 08 27 06.977 -41 33 50.94 – V C57
2021-02-17 18:54:06 s 1 -148558.98 9 +326948.19 8980.0 – C57
2021-02-17 19:04:06 S 08 27 06.511 -41 33 45.65 – V C57
2021-02-17 19:04:06 s 1 -148831.93 8 +326618.74 9790.0 – C57
2021-02-17 19:14:06 S 08 27 05.551 -41 33 37.62 – V C57
2021-02-17 19:14:06 s 1 -149104.43 9 +326288.27 9800.0 – C57
2021-02-17 19:34:06 S 08 27 04.140 -41 33 25.88 – V C57
2021-02-17 19:34:06 s 1 -149648.08 9 +325624.30 7430.0 – C57
2021-02-17 19:44:06 S 08 27 04.061 -41 33 19.58 – V C57
2021-02-17 19:44:06 s 1 -149919.23 5 +325290.80 5040.0 – C57
2021-02-17 19:54:06 S 08 27 02.909 -41 33 17.86 – V C57
2021-02-17 19:54:06 s 1 -150189.92 7 +324956.28 1840.0 – C57
2021-02-17 20:14:06 S 08 27 01.596 -41 32 59.42 – V C57