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 00:14:06 s 1 +84366.170 0 +319331.41 4020.0 – C57
2021-02-13 00:24:06 S 08 34 21.002 -42 15 10.22 – V C57
2021-02-13 00:24:06 s 1 +84043.597 0 +319708.36 9590.0 – C57
2021-02-13 00:34:06 S 08 34 20.604 -42 15 12.46 – V C57
2021-02-13 00:34:06 s 1 +83720.679 0 +320084.04 4380.0 – C57
2021-02-13 00:54:06 S 08 34 19.080 -42 15 04.43 – V C57
2021-02-13 00:54:06 s 1 +83073.819 0 +320831.60 1660.0 – C57
2021-02-13 01:04:06 S 08 34 18.650 -42 15 02.12 – V C57
2021-02-13 01:04:06 s 1 +82749.881 0 +321203.49 4160.0 – C57
2021-02-13 01:34:06 S 08 34 17.112 -42 15 02.92 – V C57
2021-02-13 01:34:06 s 1 +81776.058 0 +322311.58 7150.0 – C57
2021-02-13 01:54:06 S 08 34 16.111 -42 14 58.38 – V C57
2021-02-13 01:54:06 s 1 +81125.189 0 +323044.02 5420.0 – C57
2021-02-13 02:14:06 S 08 34 15.007 -42 14 56.58 – V C57
2021-02-13 02:14:06 s 1 +80473.018 0 +323771.45 760.0 – C57
2021-02-13 02:34:06 S 08 34 13.975 -42 14 50.93 – V C57
2021-02-13 02:34:06 s 1 +79819.558 0 +324493.88 3190.0 – C57
2021-02-13 02:54:06 S 08 34 13.078 -42 14 46.00 – V C57
2021-02-13 02:54:06 s 1 +79164.828 0 +325211.33 2750.0 – C57
2021-02-13 03:14:06 S 08 34 12.158 -42 14 44.02 – V C57
2021-02-13 03:14:06 s 1 +78508.841 0 +325923.79 9460.0 – C57
2021-02-13 03:24:06 S 08 34 11.088 -42 14 45.42 – V C57
2021-02-13 03:24:06 s 1 +78180.381 0 +326278.17 1760.0 – C57
2021-02-13 03:44:06 S 08 34 10.200 -42 14 39.91 – V C57
2021-02-13 03:44:06 s 1 +77522.540 0 +326983.20 4270.0 – C57
2021-02-13 04:04:06 S 08 34 08.926 -42 14 38.90 – V C57
2021-02-13 04:04:06 s 1 +76863.481 0 +327683.28 4020.0 – C57
2021-02-13 04:14:06 S 08 34 08.635 -42 14 35.66 – V C57
2021-02-13 04:14:06 s 1 +76533.500 0 +328031.48 2860.0 – C57
2021-02-13 04:24:06 S 08 34 08.054 -42 14 35.52 – V C57
2021-02-13 04:24:06 s 1 +76203.220 0 +328378.44 1030.0 – C57
2021-02-13 04:34:06 S 08 34 07.507 -42 14 35.66 – V C57
2021-02-13 04:34:06 s 1 +75872.644 0 +328724.17 8520.0 – C57
2021-02-13 04:44:06 S 08 34 06.926 -42 14 31.78 – V C57
2021-02-13 04:44:06 s 1 +75541.773 0 +329068.67 5340.0 – C57
2021-02-13 04:54:06 S 08 34 06.432 -42 14 31.34 – V C57
2021-02-13 04:54:06 s 1 +75210.608 0 +329411.95 1490.0 – C57
2021-02-13 05:04:06 S 08 34 05.501 -42 14 28.25 – V C57
2021-02-13 05:04:06 s 1 +74879.153 0 +329754.00 6970.0 – C57
2021-02-13 05:14:06 S 08 34 05.218 -42 14 28.86 – V C57
2021-02-13 05:14:06 s 1 +74547.408 0 +330094.83 1800.0 – C57
2021-02-13 05:24:06 S 08 34 04.728 -42 14 28.72 – V C57
2021-02-13 05:24:06 s 1 +74215.376 0 +330434.44 5970.0 – C57
2021-02-13 05:34:06 S 08 34 04.555 -42 14 28.82 – V C57
2021-02-13 05:34:06 s 1 +73883.058 0 +330772.82 9480.0 – C57
2021-02-13 05:44:06 S 08 34 03.590 -42 14 23.57 – V C57
2021-02-13 05:44:06 s 1 +73550.457 0 +331109.99 2350.0 – C57
2021-02-13 05:54:06 S 08 34 03.101 -42 14 20.00 – V C57
2021-02-13 05:54:06 s 1 +73217.573 0 +331445.94 4560.0 – C57
2021-02-13 06:04:06 S 08 34 02.359 -42 14 24.76 – V C57