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
2021-02-15 14:24:06 s 1 -46904.694 0 +382043.22 5360.0 – C57
2021-02-15 14:44:06 S 08 30 37.826 -41 59 36.24 – V C57
2021-02-15 14:44:06 s 1 -47613.853 0 +381994.96 620.0 – C57
2021-02-15 14:54:06 S 08 30 36.838 -41 59 33.65 – V C57
2021-02-15 14:54:06 s 1 -47968.274 0 +381969.38 8050.0 – C57
2021-02-15 15:04:06 S 08 30 36.173 -41 59 27.24 – V C57
2021-02-15 15:04:06 s 1 -48322.588 0 +381942.84 5330.0 – C57
2021-02-15 15:14:06 S 08 30 35.575 -41 59 22.49 – V C57
2021-02-15 15:14:06 s 1 -48676.793 0 +381915.32 2480.0 – C57
2021-02-15 15:24:06 S 08 30 35.011 -41 59 19.00 – V C57
2021-02-15 15:24:06 s 1 -49030.890 0 +381886.85 9490.0 – C57
2021-02-15 15:44:06 S 08 30 34.010 -41 59 13.38 – V C57
2021-02-15 15:44:06 s 1 -49738.754 0 +381826.99 3080.0 – C57
2021-02-15 15:54:06 S 08 30 32.969 -41 59 12.37 – V C57
2021-02-15 15:54:06 s 1 -50092.519 0 +381795.61 9650.0 – C57
2021-02-15 16:14:06 S 08 30 32.328 -41 58 57.43 – V C57
2021-02-15 16:14:06 s 1 -50799.712 0 +381729.96 2350.0 – C57
2021-02-15 16:34:06 S 08 30 30.545 -41 58 52.10 – V C57
2021-02-15 16:34:06 s 1 -51506.448 0 +381660.45 4440.0 – C57
2021-02-15 16:44:06 S 08 30 30.146 -41 58 49.58 – V C57
2021-02-15 16:44:06 s 1 -51859.643 0 +381624.25 250.0 – C57
2021-02-15 17:14:06 S 08 30 27.782 -41 58 38.96 – V C57
2021-02-15 17:14:06 s 1 -52918.523 0 +381509.86 6730.0 – C57
2021-02-15 17:24:06 S 08 30 27.430 -41 58 35.83 – V C57
2021-02-15 17:24:06 s 1 -53271.246 0 +381469.80 1910.0 – C57
2021-02-15 17:34:06 S 08 30 26.710 -41 58 29.93 – V C57
2021-02-15 17:34:06 s 1 -53623.848 0 +381428.78 6920.0 – C57
2021-02-15 17:44:06 S 08 30 25.882 -41 58 27.66 – V C57
2021-02-15 17:44:06 s 1 -53976.329 0 +381386.79 1760.0 – C57
2021-02-15 18:04:06 S 08 30 24.749 -41 58 17.22 – V C57
2021-02-15 18:04:06 s 1 -54680.924 0 +381299.93 940.0 – C57
2021-02-15 18:14:06 S 08 30 23.926 -41 58 14.74 – V C57
2021-02-15 18:14:06 s 1 -55033.037 0 +381255.05 5270.0 – C57
2021-02-15 18:24:06 S 08 30 23.470 -41 58 09.37 – V C57
2021-02-15 18:24:06 s 1 -55385.025 0 +381209.21 9440.0 – C57
2021-02-15 18:34:06 S 08 30 22.709 -41 58 08.00 – V C57
2021-02-15 18:34:06 s 1 -55736.887 0 +381162.41 3420.0 – C57
2021-02-15 18:44:06 S 08 30 22.133 -41 58 02.93 – V C57
2021-02-15 18:44:06 s 1 -56088.623 0 +381114.64 7230.0 – C57
2021-02-15 18:54:06 S 08 30 21.214 -41 57 58.03 – V C57
2021-02-15 18:54:06 s 1 -56440.231 0 +381065.92 870.0 – C57
2021-02-15 19:04:06 S 08 30 20.647 -41 57 55.91 – V C57
2021-02-15 19:04:06 s 1 -56791.712 0 +381016.23 4320.0 – C57
2021-02-15 19:14:06 S 08 30 20.227 -41 57 49.07 – V C57
2021-02-15 19:14:06 s 1 -57143.063 0 +380965.58 7590.0 – C57
2021-02-15 19:24:06 S 08 30 19.421 -41 57 46.04 – V C57
2021-02-15 19:24:06 s 1 -57494.284 0 +380913.96 680.0 – C57
2021-02-15 19:34:06 S 08 30 18.598 -41 57 42.88 – V C57
2021-02-15 19:34:06 s 1 -57845.375 0 +380861.39 3580.0 – C57
2021-02-15 19:44:06 S 08 30 18.365 -41 57 36.83 – V C57