373428 (1999 TC5)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5466854463 ± 1.10e-08
Semi-major axis (a)2.0159534200 AU ± 1.42e-09
Inclination (i)29.12911566° ± 9.10e-06
Long. of Asc. Node (Ω)192.28539183° ± 3.36e-06
Arg. of Perihelion (ω)282.74531599° ± 7.31e-06
Mean Anomaly (M)13.08913926° ± 3.99e-06
Mean Motion (n)0.3443432200°/day ± 3.64e-10
Perihelion dist (q)0.91386102 AU ± 2.22e-08
Aphelion dist (Q)3.11804582 AU ± 2.23e-08
Orbital Period2.86233684 yr ± 3.03e-09
Physical Parameters
H (abs. magnitude)18.64
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.442″
Uncertainty0
Orbit TypeApollo
MOID0.186661 AU
Observations Used797
Oppositions16
Arc Total1999-2023
First Observation Used1999-10-04
Last Observation Used2023-06-21
Observations (1062)
Date Type RA Dec Mag Band Observatory
2020-04-10 08:44:18 S 12 57 13.654 +07 19 03.50 V C57
2020-04-10 08:44:18 s 1 -118767.60 4 +370495.89 4600.0 C57
2020-04-10 09:44:18 S 12 57 13.433 +07 21 46.55 V C57
2020-04-10 09:44:18 s 1 -120689.10 5 +369152.43 8420.0 C57
2020-04-10 10:14:18 S 12 57 13.133 +07 23 08.88 V C57
2020-04-10 10:14:18 s 1 -121645.75 4 +368468.52 3460.0 C57
2020-04-10 10:41:13 C 12 55 27.56 +07 23 43.0 V T08
2020-04-10 10:45:51 C 12 55 27.49 +07 23 55.5 V T08
2020-04-10 10:55:16 C 12 55 27.46 +07 24 20.8 V T08
2020-04-10 11:09:33 C 12 55 27.34 +07 24 59.1 V T08
2020-04-10 11:44:18 S 12 57 12.629 +07 27 11.84 V C57
2020-04-10 11:44:18 s 1 -124498.95 8 +366367.93 710.0 C57
2020-04-10 12:14:18 S 12 57 12.379 +07 28 36.08 V C57
2020-04-10 12:14:18 s 1 -125444.35 2 +365651.43 410.0 C57
2020-04-10 12:44:18 S 12 57 11.969 +07 29 55.10 V C57
2020-04-10 12:44:18 s 1 -126386.86 1 +364926.77 8710.0 C57
2020-04-10 13:14:18 S 12 57 11.962 +07 31 15.46 V C57
2020-04-10 13:14:18 s 1 -127326.45 8 +364193.94 5570.0 C57
2020-04-10 13:44:18 S 12 57 11.707 +07 32 35.70 V C57
2020-04-10 13:44:18 s 1 -128263.11 3 +363452.93 970.0 C57
2020-04-10 14:14:18 S 12 57 11.628 +07 33 59.26 V C57
2020-04-10 14:14:18 s 1 -129196.79 6 +362703.74 4870.0 C57
2020-04-10 14:44:18 S 12 57 11.261 +07 35 25.87 V C57
2020-04-10 14:44:18 s 1 -130127.48 0 +361946.35 7250.0 C57
2020-04-10 15:14:18 S 12 57 11.196 +07 36 40.10 V C57
2020-04-10 15:14:18 s 1 -131055.13 3 +361180.76 8080.0 C57
2020-04-10 15:44:18 S 12 57 10.966 +07 38 00.96 V C57
2020-04-10 15:44:18 s 1 -131979.72 7 +360406.96 7320.0 C57
2020-04-10 16:14:18 S 12 57 10.618 +07 39 23.11 V C57
2020-04-10 16:14:18 s 1 -132901.23 1 +359624.94 4940.0 C57
2020-04-10 16:44:18 S 12 57 10.236 +07 40 48.65 V C57
2020-04-10 16:44:18 s 1 -133819.61 6 +358834.70 930.0 C57
2020-04-10 17:14:18 S 12 57 10.279 +07 41 59.35 V C57
2020-04-10 17:14:18 s 1 -134734.85 0 +358036.21 5230.0 C57
2020-04-10 18:14:18 S 12 57 09.744 +07 44 47.22 V C57
2020-04-10 18:14:18 s 1 -136555.74 5 +356414.51 8690.0 C57
2020-04-10 19:14:18 S 12 57 09.142 +07 47 29.83 V C57
2020-04-10 19:14:18 s 1 -138363.66 8 +354759.75 5070.0 C57
2020-04-10 20:14:18 S 12 57 08.755 +07 50 06.86 V C57
2020-04-10 20:14:18 s 1 -140158.36 5 +353071.87 4110.0 C57
2020-04-10 20:48:33 C 12 55 27.77 +07 50 23.8 t L04
2020-04-10 20:55:21 C 12 55 27.73 +07 50 41.5 t L04
2020-04-10 21:01:55 C 12 55 27.69 +07 50 58.8 t L04
2020-04-10 21:14:18 S 12 57 08.398 +07 52 44.65 V C57
2020-04-10 21:14:18 s 1 -141939.58 1 +351350.78 5570.0 C57
2020-04-10 21:39:00 C 12 55 27.77 +07 52 36.0 V 130
2020-04-10 21:41:09 C 12 55 27.77 +07 52 41.9 V 130
2020-04-10 21:43:18 C 12 55 27.74 +07 52 47.2 V 130
2020-04-10 21:44:18 S 12 57 07.927 +07 53 59.46 V C57
2020-04-10 21:44:18 s 1 -142825.05 2 +350477.75 3370.0 C57