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 11:44:06 s 1 +61402.529 0 +342448.03 2520.0 – C57
2021-02-13 11:54:06 S 08 33 43.255 -42 13 24.17 – V C57
2021-02-13 11:54:06 s 1 +61060.638 0 +342741.07 3790.0 – C57
2021-02-13 12:04:06 S 08 33 42.504 -42 13 20.86 – V C57
2021-02-13 12:04:06 s 1 +60718.528 0 +343032.95 4540.0 – C57
2021-02-13 12:14:06 S 08 33 42.089 -42 13 19.96 – V C57
2021-02-13 12:14:06 s 1 +60376.200 0 +343323.66 4770.0 – C57
2021-02-13 12:24:06 S 08 33 41.299 -42 13 18.30 – V C57
2021-02-13 12:24:06 s 1 +60033.654 0 +343613.21 4490.0 – C57
2021-02-13 12:34:06 S 08 33 41.028 -42 13 16.25 – V C57
2021-02-13 12:34:06 s 1 +59690.893 0 +343901.59 3700.0 – C57
2021-02-13 12:44:06 S 08 33 40.471 -42 13 12.47 – V C57
2021-02-13 12:44:06 s 1 +59347.919 0 +344188.81 2400.0 – C57
2021-02-13 12:54:06 S 08 33 39.751 -42 13 13.30 – V C57
2021-02-13 12:54:06 s 1 +59004.731 0 +344474.87 590.0 – C57
2021-02-13 13:04:06 S 08 33 39.374 -42 13 17.36 – V C57
2021-02-13 13:04:06 s 1 +58661.334 0 +344759.77 8280.0 – C57
2021-02-13 13:24:06 S 08 33 38.124 -42 13 04.73 – V C57
2021-02-13 13:24:06 s 1 +57973.911 0 +345326.09 2170.0 – C57
2021-02-13 13:34:06 S 08 33 37.541 -42 13 06.49 – V C57
2021-02-13 13:34:06 s 1 +57629.890 0 +345607.52 8370.0 – C57
2021-02-13 13:44:06 S 08 33 36.698 -42 13 06.35 – V C57
2021-02-13 13:44:06 s 1 +57285.664 0 +345887.79 4080.0 – C57
2021-02-13 13:54:06 S 08 33 36.566 -42 12 59.87 – V C57
2021-02-13 13:54:06 s 1 +56941.235 0 +346166.91 9310.0 – C57
2021-02-13 14:04:06 S 08 33 36.074 -42 12 59.58 – V C57
2021-02-13 14:04:06 s 1 +56596.604 0 +346444.87 4050.0 – C57
2021-02-13 14:24:06 S 08 33 34.642 -42 12 58.43 – V C57
2021-02-13 14:24:06 s 1 +55906.742 0 +346997.35 2090.0 – C57
2021-02-13 14:54:06 S 08 33 33.019 -42 12 50.83 – V C57
2021-02-13 14:54:06 s 1 +54870.473 0 +347817.45 590.0 – C57
2021-02-13 15:04:06 S 08 33 32.222 -42 12 50.90 – V C57
2021-02-13 15:04:06 s 1 +54524.662 0 +348088.53 2490.0 – C57
2021-02-13 15:14:06 S 08 33 31.937 -42 12 50.08 – V C57
2021-02-13 15:14:06 s 1 +54178.659 0 +348358.46 3920.0 – C57
2021-02-13 15:24:06 S 08 33 31.310 -42 12 44.93 – V C57
2021-02-13 15:24:06 s 1 +53832.467 0 +348627.25 4900.0 – C57
2021-02-13 16:04:06 S 08 33 28.985 -42 12 41.22 – V C57
2021-02-13 16:04:06 s 1 +52445.823 0 +349690.98 4250.0 – C57
2021-02-13 16:14:06 S 08 33 28.097 -42 12 36.11 – V C57
2021-02-13 16:14:06 s 1 +52098.702 0 +349954.07 2960.0 – C57
2021-02-13 16:44:06 S 08 33 26.796 -42 12 31.10 – V C57
2021-02-13 16:44:06 s 1 +51056.252 0 +350736.52 6460.0 – C57
2021-02-13 16:54:06 S 08 33 26.246 -42 12 26.28 – V C57
2021-02-13 16:54:06 s 1 +50708.413 0 +350995.07 3420.0 – C57
2021-02-13 17:04:06 S 08 33 25.553 -42 12 26.28 – V C57
2021-02-13 17:04:06 s 1 +50360.397 0 +351252.49 9950.0 – C57
2021-02-13 17:24:06 S 08 33 24.545 -42 12 23.40 – V C57
2021-02-13 17:24:06 s 1 +49663.843 0 +351763.93 1720.0 – C57
2021-02-13 17:34:06 S 08 33 23.734 -42 12 23.33 – V C57