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
2021-02-12 18:44:06 s 1 +94803.548 0 +306169.12 8690.0 – C57
2021-02-12 18:54:06 S 08 34 38.309 -42 15 49.39 – V C57
2021-02-12 18:54:06 s 1 +94493.586 0 +306588.91 2230.0 – C57
2021-02-12 19:04:06 S 08 34 37.459 -42 15 48.46 – V C57
2021-02-12 19:04:06 s 1 +94183.204 0 +307007.38 4840.0 – C57
2021-02-12 19:34:06 S 08 34 36.194 -42 15 41.98 – V C57
2021-02-12 19:34:06 s 1 +93249.565 0 +308254.84 7180.0 – C57
2021-02-12 19:44:06 S 08 34 35.633 -42 15 45.14 – V C57
2021-02-12 19:44:06 s 1 +92937.528 0 +308668.02 6150.0 – C57
2021-02-12 19:54:06 S 08 34 35.450 -42 15 44.53 – V C57
2021-02-12 19:54:06 s 1 +92625.084 0 +309079.88 4220.0 – C57
2021-02-12 20:04:06 S 08 34 34.452 -42 15 40.43 – V C57
2021-02-12 20:04:06 s 1 +92312.235 0 +309490.42 1400.0 – C57
2021-02-12 20:14:06 S 08 34 33.924 -42 15 37.30 – V C57
2021-02-12 20:14:06 s 1 +91998.984 0 +309899.64 7680.0 – C57
2021-02-12 20:24:06 S 08 34 33.211 -42 15 43.52 – V C57
2021-02-12 20:24:06 s 1 +91685.332 0 +310307.56 3090.0 – C57
2021-02-12 20:34:06 S 08 34 32.854 -42 15 37.91 – V C57
2021-02-12 20:34:06 s 1 +91371.282 0 +310714.16 7610.0 – C57
2021-02-12 20:44:06 S 08 34 32.263 -42 15 35.42 – V C57
2021-02-12 20:44:06 s 1 +91056.836 0 +311119.45 1260.0 – C57
2021-02-12 20:54:06 S 08 34 31.817 -42 15 34.42 – V C57
2021-02-12 20:54:06 s 1 +90741.998 0 +311523.44 4040.0 – C57
2021-02-12 21:04:06 S 08 34 31.577 -42 15 33.01 – V C57
2021-02-12 21:04:06 s 1 +90426.768 0 +311926.12 5950.0 – C57
2021-02-12 21:14:06 S 08 34 30.898 -42 15 31.61 – V C57
2021-02-12 21:14:06 s 1 +90111.150 0 +312327.49 7010.0 – C57
2021-02-12 21:44:06 S 08 34 29.270 -42 15 27.47 – V C57
2021-02-12 21:44:06 s 1 +89161.988 0 +313523.82 5050.0 – C57
2021-02-12 22:14:06 S 08 34 27.761 -42 15 24.05 – V C57
2021-02-12 22:14:06 s 1 +88209.412 0 +314708.48 5520.0 – C57
2021-02-12 22:34:06 S 08 34 26.837 -42 15 23.65 – V C57
2021-02-12 22:34:06 s 1 +87572.494 0 +315491.79 5010.0 – C57
2021-02-12 22:44:06 S 08 34 26.186 -42 15 20.95 – V C57
2021-02-12 22:44:06 s 1 +87253.482 0 +315881.52 8530.0 – C57
2021-02-12 22:54:06 S 08 34 25.723 -42 15 21.60 – V C57
2021-02-12 22:54:06 s 1 +86934.104 0 +316269.96 1230.0 – C57
2021-02-12 23:04:06 S 08 34 25.162 -42 15 21.85 – V C57
2021-02-12 23:04:06 s 1 +86614.362 0 +316657.11 3120.0 – C57
2021-02-12 23:14:06 S 08 34 24.336 -42 15 18.11 – V C57
2021-02-12 23:14:06 s 1 +86294.259 0 +317042.99 4200.0 – C57
2021-02-12 23:24:06 S 08 34 24.146 -42 15 18.61 – V C57
2021-02-12 23:24:06 s 1 +85973.797 0 +317427.58 4490.0 – C57
2021-02-12 23:34:06 S 08 34 23.462 -42 15 18.36 – V C57
2021-02-12 23:34:06 s 1 +85652.977 0 +317810.90 3970.0 – C57
2021-02-12 23:44:06 S 08 34 22.778 -42 15 16.09 – V C57
2021-02-12 23:44:06 s 1 +85331.802 0 +318192.94 2660.0 – C57
2021-02-13 00:04:06 S 08 34 21.617 -42 15 13.46 – V C57
2021-02-13 00:04:06 s 1 +84688.397 0 +318953.19 7680.0 – C57
2021-02-13 00:14:06 S 08 34 21.398 -42 15 10.44 – V C57