IAA RAS IAA Minor Planet Database

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
2020-04-07 00:44:18 S 12 57 19.066 +03 15 42.84 – V C57
2020-04-07 00:44:18 s 1 +53699.089 0 +373065.65 6560.0 – C57
2020-04-07 01:14:18 S 12 57 19.354 +03 17 22.74 – V C57
2020-04-07 01:14:18 s 1 +52604.280 0 +373716.50 3570.0 – C57
2020-04-07 01:44:18 S 12 57 19.402 +03 19 08.11 – V C57
2020-04-07 01:44:18 s 1 +51508.348 0 +374358.33 7330.0 – C57
2020-04-07 02:14:18 S 12 57 19.632 +03 20 48.98 – V C57
2020-04-07 02:14:18 s 1 +50411.324 0 +374991.17 7870.0 – C57
2020-04-07 02:44:18 S 12 57 19.735 +03 22 25.07 – V C57
2020-04-07 02:44:18 s 1 +49313.239 0 +375615.02 5250.0 – C57
2020-04-07 03:44:18 S 12 57 20.136 +03 25 43.93 – V C57
2020-04-07 03:44:18 s 1 +47114.009 0 +376835.86 630.0 – C57
2020-04-07 04:14:18 S 12 57 20.170 +03 27 34.49 – V C57
2020-04-07 04:14:18 s 1 +46012.924 0 +377432.88 8700.0 – C57
2020-04-07 04:44:18 S 12 57 20.162 +03 29 06.32 – V C57
2020-04-07 04:44:18 s 1 +44910.898 0 +378021.00 3750.0 – C57
2020-04-07 05:14:18 S 12 57 20.222 +03 30 52.06 – V C57
2020-04-07 05:14:18 s 1 +43807.962 0 +378600.22 5810.0 – C57
2020-04-07 05:44:18 S 12 57 20.614 +03 32 31.88 – V C57
2020-04-07 05:44:18 s 1 +42704.145 0 +379170.58 4910.0 – C57
2020-04-07 06:14:18 S 12 57 20.712 +03 34 06.06 – V C57
2020-04-07 06:14:18 s 1 +41599.476 0 +379732.09 1100.0 – C57
2020-04-07 07:14:18 S 12 57 20.875 +03 37 17.47 – V C57
2020-04-07 07:14:18 s 1 +39387.697 0 +380828.60 4850.0 – C57
2020-04-07 07:44:18 S 12 57 20.952 +03 39 05.94 – V C57
2020-04-07 07:44:18 s 1 +38280.645 0 +381363.65 2490.0 – C57
2020-04-07 08:14:18 S 12 57 21.103 +03 40 42.56 – V C57
2020-04-07 08:14:18 s 1 +37172.856 0 +381889.91 7350.0 – C57
2020-04-07 08:44:18 S 12 57 21.329 +03 42 22.43 – V C57
2020-04-07 08:44:18 s 1 +36064.357 0 +382407.40 9470.0 – C57
2020-04-07 09:14:18 S 12 57 21.228 +03 43 55.99 – V C57
2020-04-07 09:14:18 s 1 +34955.177 0 +382916.14 8880.0 – C57
2020-04-07 09:44:18 S 12 57 21.530 +03 45 34.81 – V C57
2020-04-07 09:44:18 s 1 +33845.343 0 +383416.15 5610.0 – C57
2020-04-07 10:14:18 S 12 57 21.677 +03 47 10.21 – V C57
2020-04-07 10:14:18 s 1 +32734.883 0 +383907.43 9690.0 – C57
2020-04-07 10:44:18 S 12 57 21.526 +03 48 48.49 – V C57
2020-04-07 10:44:18 s 1 +31623.825 0 +384390.01 1170.0 – C57
2020-04-07 11:14:18 S 12 57 21.598 +03 50 33.58 – V C57
2020-04-07 11:14:18 s 1 +30512.194 0 +384863.90 70.0 – C57
2020-04-07 11:44:18 S 12 57 21.758 +03 52 08.80 – V C57
2020-04-07 11:44:18 s 1 +29400.019 0 +385329.11 6430.0 – C57
2020-04-07 12:14:18 S 12 57 21.780 +03 53 44.34 – V C57
2020-04-07 12:14:18 s 1 +28287.327 0 +385785.66 280.0 – C57
2020-04-07 12:44:18 S 12 57 22.010 +03 55 24.49 – V C57
2020-04-07 12:44:18 s 1 +27174.143 0 +386233.57 1650.0 – C57
2020-04-07 13:14:18 S 12 57 22.157 +03 57 00.29 – V C57
2020-04-07 13:14:18 s 1 +26060.494 0 +386672.86 580.0 – C57
2020-04-07 13:44:18 S 12 57 22.054 +03 58 46.27 – V C57
2020-04-07 13:44:18 s 1 +24946.407 0 +387103.52 7090.0 – C57