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 21:45:27 C 12 55 27.71 +07 52 53.0 V 130
2020-04-11 00:14:18 S 12 57 06.958 +08 00 31.68 V C57
2020-04-11 00:14:18 s 1 -147199.70 4 +345987.45 1780.0 C57
2020-04-11 00:14:41 C 12 55 26.86 +07 59 21.5 V 160
2020-04-11 00:17:39 C 12 55 26.84 +07 59 29.2 V 160
2020-04-11 00:20:36 C 12 55 26.83 +07 59 36.8 V 160
2020-04-11 01:14:17 S 12 57 06.365 +08 03 11.34 V C57
2020-04-11 01:14:17 s 1 -148924.33 5 +344132.70 230.0 C57
2020-04-11 01:44:18 S 12 57 06.180 +08 04 33.96 V C57
2020-04-11 01:44:18 s 1 -149781.10 5 +343192.72 1120.0 C57
2020-04-11 02:14:18 S 12 57 05.782 +08 05 48.37 V C57
2020-04-11 02:14:18 s 1 -150634.13 1 +342244.31 9750.0 C57
2020-04-11 02:44:17 S 12 57 05.582 +08 07 09.52 V C57
2020-04-11 02:44:17 s 1 -151483.37 8 +341287.48 6070.0 C57
2020-04-11 03:14:18 S 12 57 05.210 +08 08 29.94 V C57
2020-04-11 03:14:18 s 1 -152328.80 8 +340322.19 60.0 C57
2020-04-11 03:44:18 S 12 57 05.196 +08 09 47.56 V C57
2020-04-11 03:44:18 s 1 -153170.38 5 +339348.45 1670.0 C57
2020-04-11 04:14:17 S 12 57 04.714 +08 10 59.52 V C57
2020-04-11 04:14:17 s 1 -154008.07 3 +338366.24 870.0 C57
2020-04-11 04:44:18 S 12 57 04.418 +08 12 26.39 V C57
2020-04-11 04:44:18 s 1 -154841.83 4 +337375.55 7620.0 C57
2020-04-11 05:14:18 S 12 57 04.277 +08 13 35.44 V C57
2020-04-11 05:14:18 s 1 -155671.63 1 +336376.36 1880.0 C57
2020-04-11 05:44:17 S 12 57 03.917 +08 15 01.55 V C57
2020-04-11 05:44:17 s 1 -156497.42 5 +335368.67 3630.0 C57
2020-04-11 06:14:18 S 12 57 03.564 +08 16 17.87 V C57
2020-04-11 06:14:18 s 1 -157319.17 8 +334352.45 2820.0 C57
2020-04-11 08:14:18 S 12 57 02.578 +08 21 26.75 V C57
2020-04-11 08:14:18 s 1 -160565.00 4 +330202.10 3230.0 C57
2020-04-11 08:44:17 S 12 57 02.232 +08 22 41.81 V C57
2020-04-11 08:44:17 s 1 -161365.96 4 +329143.07 9050.0 C57
2020-04-11 09:44:18 S 12 57 01.709 +08 25 17.00 V C57
2020-04-11 09:44:18 s 1 -162955.00 6 +326999.18 2290.0 C57
2020-04-11 10:14:17 S 12 57 01.404 +08 26 38.80 V C57
2020-04-11 10:14:17 s 1 -163743.00 5 +325914.30 9620.0 C57
2020-04-11 10:44:18 S 12 57 00.991 +08 27 50.87 V C57
2020-04-11 10:44:18 s 1 -164526.59 9 +324820.77 4040.0 C57
2020-04-11 11:14:18 S 12 57 00.715 +08 29 07.66 V C57
2020-04-11 11:14:18 s 1 -165305.74 7 +323718.57 5510.0 C57
2020-04-11 11:44:17 S 12 57 00.458 +08 30 24.16 V C57
2020-04-11 11:44:17 s 1 -166080.40 5 +322607.69 3990.0 C57
2020-04-11 12:14:17 S 12 57 00.163 +08 31 31.33 V C57
2020-04-11 12:14:17 s 1 -166850.53 0 +321488.12 9430.0 C57
2020-04-11 12:44:18 S 12 57 00.005 +08 33 03.92 V C57
2020-04-11 12:44:18 s 1 -167616.07 8 +320359.85 1790.0 C57
2020-04-11 13:14:17 S 12 56 59.714 +08 34 13.76 V C57
2020-04-11 13:14:17 s 1 -168377.00 4 +319222.84 1030.0 C57
2020-04-11 13:44:18 S 12 56 59.222 +08 35 23.21 V C57
2020-04-11 13:44:18 s 1 -169133.26 4 +318077.10 7110.0 C57