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 23:04:06 s 1 -13945.984 0 +380045.74 3880.0 – C57
2021-02-14 23:14:06 S 08 31 37.056 -42 04 55.85 – V C57
2021-02-14 23:14:06 s 1 -14306.529 0 +380112.29 1330.0 – C57
2021-02-14 23:24:06 S 08 31 36.475 -42 04 49.48 – V C57
2021-02-14 23:24:06 s 1 -14667.051 0 +380177.84 8740.0 – C57
2021-02-14 23:44:06 S 08 31 35.064 -42 04 45.12 – V C57
2021-02-14 23:44:06 s 1 -15388.019 0 +380305.95 6510.0 – C57
2021-02-14 23:54:06 S 08 31 34.476 -42 04 38.75 – V C57
2021-02-14 23:54:06 s 1 -15748.465 0 +380368.52 9170.0 – C57
2021-02-15 00:04:06 S 08 31 33.998 -42 04 38.89 – V C57
2021-02-15 00:04:06 s 1 -16108.883 0 +380430.08 1850.0 – C57
2021-02-15 01:44:06 S 08 31 28.128 -42 04 02.17 – V C57
2021-02-15 01:44:06 s 1 -19711.370 0 +380991.12 9450.0 – C57
2021-02-15 02:04:06 S 08 31 26.626 -42 04 02.03 – V C57
2021-02-15 02:04:06 s 1 -20431.451 0 +381091.43 5050.0 – C57
2021-02-15 02:14:06 S 08 31 25.697 -42 03 51.16 – V C57
2021-02-15 02:14:06 s 1 -20791.433 0 +381140.10 7840.0 – C57
2021-02-15 02:24:06 S 08 31 24.914 -42 03 56.05 – V C57
2021-02-15 02:24:06 s 1 -21151.375 0 +381187.78 640.0 – C57
2021-02-15 02:34:06 S 08 31 24.295 -42 03 53.03 – V C57
2021-02-15 02:34:06 s 1 -21511.277 0 +381234.47 3420.0 – C57
2021-02-15 02:54:06 S 08 31 23.184 -42 03 45.76 – V C57
2021-02-15 02:54:06 s 1 -22230.954 0 +381324.88 8970.0 – C57
2021-02-15 03:04:06 S 08 31 22.238 -42 03 40.90 – V C57
2021-02-15 03:04:06 s 1 -22590.728 0 +381368.61 1720.0 – C57
2021-02-15 03:34:06 S 08 31 20.539 -42 03 33.16 – V C57
2021-02-15 03:34:06 s 1 -23669.780 0 +381493.86 9910.0 – C57
2021-02-15 03:44:06 S 08 31 19.865 -42 03 31.21 – V C57
2021-02-15 03:44:06 s 1 -24029.371 0 +381533.64 2600.0 – C57
2021-02-15 07:24:06 S 08 31 05.758 -42 02 10.86 – V C57
2021-02-15 07:24:06 s 1 -31926.662 0 +382159.97 3560.0 – C57
2021-02-15 07:34:06 S 08 31 05.326 -42 02 10.18 – V C57
2021-02-15 07:34:06 s 1 -32284.925 0 +382177.16 5340.0 – C57
2021-02-15 07:44:06 S 08 31 04.723 -42 02 06.29 – V C57
2021-02-15 07:44:06 s 1 -32643.119 0 +382193.37 7050.0 – C57
2021-02-15 07:54:06 S 08 31 04.037 -42 02 02.47 – V C57
2021-02-15 07:54:06 s 1 -33001.244 0 +382208.61 8710.0 – C57
2021-02-15 08:04:06 S 08 31 03.370 -42 02 00.78 – V C57
2021-02-15 08:04:06 s 1 -33359.299 0 +382222.87 290.0 – C57
2021-02-15 08:14:06 S 08 31 02.573 -42 01 57.97 – V C57
2021-02-15 08:14:06 s 1 -33717.283 0 +382236.15 1810.0 – C57
2021-02-15 08:24:06 S 08 31 01.946 -42 01 51.82 – V C57
2021-02-15 08:24:06 s 1 -34075.195 0 +382248.45 3270.0 – C57
2021-02-15 08:34:06 S 08 31 01.553 -42 01 51.06 – V C57
2021-02-15 08:34:06 s 1 -34433.034 0 +382259.78 4650.0 – C57
2021-02-15 08:44:06 S 08 31 00.818 -42 01 43.14 – V C57
2021-02-15 08:44:06 s 1 -34790.799 0 +382270.13 5960.0 – C57
2021-02-15 08:54:06 S 08 31 00.410 -42 01 40.44 – V C57
2021-02-15 08:54:06 s 1 -35148.490 0 +382279.51 7200.0 – C57
2021-02-15 09:04:06 S 08 30 59.482 -42 01 41.59 – V C57