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 17:34:06 s 1 +49315.308 0 +352017.96 6970.0 – C57
2021-02-13 17:44:06 S 08 33 23.227 -42 12 19.33 – V C57
2021-02-13 17:44:06 s 1 +48966.602 0 +352270.86 1800.0 – C57
2021-02-13 18:04:06 S 08 33 22.178 -42 12 17.64 – V C57
2021-02-13 18:04:06 s 1 +48268.685 0 +352773.28 200.0 – C57
2021-02-13 18:14:06 S 08 33 21.811 -42 12 17.35 – V C57
2021-02-13 18:14:06 s 1 +47919.476 0 +353022.80 3780.0 – C57
2021-02-13 18:24:06 S 08 33 20.554 -42 12 14.00 – V C57
2021-02-13 18:24:06 s 1 +47570.102 0 +353271.20 6950.0 – C57
2021-02-13 18:34:06 S 08 33 20.446 -42 12 10.44 – V C57
2021-02-13 18:34:06 s 1 +47220.564 0 +353518.48 9720.0 – C57
2021-02-13 18:44:06 S 08 33 19.886 -42 12 04.75 – V C57
2021-02-13 18:44:06 s 1 +46870.864 0 +353764.64 2080.0 – C57
2021-02-13 18:54:06 S 08 33 19.754 -42 12 06.34 – V C57
2021-02-13 18:54:06 s 1 +46521.003 0 +354009.67 4040.0 – C57
2021-02-13 19:14:06 S 08 33 18.206 -42 12 02.20 – V C57
2021-02-13 19:14:06 s 1 +45820.804 0 +354496.39 6770.0 – C57
2021-02-13 19:24:06 S 08 33 17.611 -42 12 02.77 – V C57
2021-02-13 19:24:06 s 1 +45470.468 0 +354738.07 7540.0 – C57
2021-02-13 19:34:06 S 08 33 17.143 -42 11 59.96 – V C57
2021-02-13 19:34:06 s 1 +45119.976 0 +354978.64 7920.0 – C57
2021-02-13 19:44:06 S 08 33 16.608 -42 11 57.77 – V C57
2021-02-13 19:44:06 s 1 +44769.330 0 +355218.09 7910.0 – C57
2021-02-13 19:54:06 S 08 33 15.950 -42 11 53.92 – V C57
2021-02-13 19:54:06 s 1 +44418.531 0 +355456.43 7520.0 – C57
2021-02-13 20:04:06 S 08 33 15.245 -42 11 50.57 – V C57
2021-02-13 20:04:06 s 1 +44067.580 0 +355693.65 6740.0 – C57
2021-02-13 20:14:06 S 08 33 14.604 -42 11 49.81 – V C57
2021-02-13 20:14:06 s 1 +43716.479 0 +355929.77 5580.0 – C57
2021-02-13 20:24:06 S 08 33 13.990 -42 11 49.45 – V C57
2021-02-13 20:24:06 s 1 +43365.229 0 +356164.77 4050.0 – C57
2021-02-13 20:34:06 S 08 33 13.471 -42 11 45.89 – V C57
2021-02-13 20:34:06 s 1 +43013.831 0 +356398.66 2140.0 – C57
2021-02-13 20:44:06 S 08 33 12.761 -42 11 46.43 – V C57
2021-02-13 20:44:06 s 1 +42662.286 0 +356631.44 9860.0 – C57
2021-02-13 20:54:06 S 08 33 12.449 -42 11 39.95 – V C57
2021-02-13 20:54:06 s 1 +42310.596 0 +356863.12 7210.0 – C57
2021-02-13 21:04:06 S 08 33 11.566 -42 11 41.06 – V C57
2021-02-13 21:04:06 s 1 +41958.762 0 +357093.69 4190.0 – C57
2021-02-13 21:14:06 S 08 33 10.704 -42 11 32.03 – V C57
2021-02-13 21:14:06 s 1 +41606.786 0 +357323.15 810.0 – C57
2021-02-13 21:24:06 S 08 33 10.598 -42 11 36.82 – V C57
2021-02-13 21:24:06 s 1 +41254.668 0 +357551.51 7070.0 – C57
2021-02-13 21:34:06 S 08 33 10.046 -42 11 32.96 – V C57
2021-02-13 21:34:06 s 1 +40902.410 0 +357778.76 2960.0 – C57
2021-02-13 21:44:06 S 08 33 09.331 -42 11 32.82 – V C57
2021-02-13 21:44:06 s 1 +40550.013 0 +358004.91 8500.0 – C57
2021-02-13 21:54:06 S 08 33 08.582 -42 11 31.24 – V C57
2021-02-13 21:54:06 s 1 +40197.478 0 +358229.96 3690.0 – C57
2021-02-13 22:04:06 S 08 33 08.282 -42 11 28.21 – V C57