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
2021-02-16 05:04:06 s 1 -77612.259 0 +376278.17 5850.0 – C57
2021-02-16 05:14:06 S 08 29 40.699 -41 53 39.77 – V C57
2021-02-16 05:14:06 s 1 -77954.229 0 +376169.97 5000.0 – C57
2021-02-16 05:24:06 S 08 29 39.818 -41 53 36.02 – V C57
2021-02-16 05:24:06 s 1 -78296.015 0 +376060.82 3860.0 – C57
2021-02-16 05:34:06 S 08 29 39.122 -41 53 36.06 – V C57
2021-02-16 05:34:06 s 1 -78637.616 0 +375950.71 2430.0 – C57
2021-02-16 05:44:06 S 08 29 38.993 -41 53 31.81 – V C57
2021-02-16 05:44:06 s 1 -78979.032 0 +375839.65 700.0 – C57
2021-02-16 06:14:06 S 08 29 36.874 -41 53 17.05 – V C57
2021-02-16 06:14:06 s 1 -80002.152 0 +375500.70 3750.0 – C57
2021-02-16 07:54:06 S 08 29 29.945 -41 52 36.01 – V C57
2021-02-16 07:54:06 s 1 -83400.085 0 +374308.68 760.0 – C57
2021-02-16 08:14:06 S 08 29 28.706 -41 52 21.97 – V C57
2021-02-16 08:14:06 s 1 -84077.313 0 +374058.78 8390.0 – C57
2021-02-16 08:24:06 S 08 29 28.034 -41 52 15.60 – V C57
2021-02-16 08:24:06 s 1 -84415.626 0 +373932.40 1720.0 – C57
2021-02-16 08:34:06 S 08 29 27.396 -41 52 10.67 – V C57
2021-02-16 08:34:06 s 1 -84753.737 0 +373805.06 4730.0 – C57
2021-02-16 08:44:06 S 08 29 26.762 -41 52 08.51 – V C57
2021-02-16 08:44:06 s 1 -85091.646 0 +373676.76 7420.0 – C57
2021-02-16 09:04:06 S 08 29 25.534 -41 52 03.90 – V C57
2021-02-16 09:04:06 s 1 -85766.850 0 +373417.29 1790.0 – C57
2021-02-16 09:14:06 S 08 29 24.576 -41 51 53.78 – V C57
2021-02-16 09:14:06 s 1 -86104.145 0 +373286.12 3490.0 – C57
2021-02-16 09:24:06 S 08 29 24.019 -41 51 48.02 – V C57
2021-02-16 09:24:06 s 1 -86441.232 0 +373153.99 4850.0 – C57
2021-02-16 09:44:06 S 08 29 22.598 -41 51 42.84 – V C57
2021-02-16 09:44:06 s 1 -87114.784 0 +372886.87 6550.0 – C57
2021-02-16 09:54:06 S 08 29 21.977 -41 51 36.72 – V C57
2021-02-16 09:54:06 s 1 -87451.246 0 +372751.86 6900.0 – C57
2021-02-16 10:34:06 S 08 29 19.426 -41 51 12.38 – V C57
2021-02-16 10:34:06 s 1 -88794.979 0 +372202.28 4860.0 – C57
2021-02-16 11:14:06 S 08 29 16.438 -41 51 02.20 – V C57
2021-02-16 11:14:06 s 1 -90135.284 0 +371637.37 7230.0 – C57
2021-02-16 11:24:06 S 08 29 15.994 -41 50 49.99 – V C57
2021-02-16 11:24:06 s 1 -90469.817 0 +371493.75 4440.0 – C57
2021-02-16 11:34:06 S 08 29 15.298 -41 50 52.22 – V C57
2021-02-16 11:34:06 s 1 -90804.131 0 +371349.17 1290.0 – C57
2021-02-16 11:44:06 S 08 29 14.599 -41 50 47.11 – V C57
2021-02-16 11:44:06 s 1 -91138.224 0 +371203.63 7780.0 – C57
2021-02-16 11:54:06 S 08 29 13.994 -41 50 39.34 – V C57
2021-02-16 11:54:06 s 1 -91472.097 0 +371057.13 3910.0 – C57
2021-02-16 12:04:06 S 08 29 13.399 -41 50 32.93 – V C57
2021-02-16 12:04:06 s 1 -91805.747 0 +370909.67 9670.0 – C57
2021-02-16 12:14:06 S 08 29 12.377 -41 50 30.16 – V C57
2021-02-16 12:14:06 s 1 -92139.175 0 +370761.26 5070.0 – C57
2021-02-16 12:24:06 S 08 29 11.813 -41 50 23.71 – V C57
2021-02-16 12:24:06 s 1 -92472.378 0 +370611.88 100.0 – C57
2021-02-16 12:34:06 S 08 29 11.081 -41 50 21.12 – V C57