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
2023-05-13 09:22:11 C 15 52 46.031 +18 43 32.16 V G96
2023-05-14 12:43:22 C 15 51 03.058 +18 55 51.48 X F51
2023-05-14 13:18:50 C 15 51 00.766 +18 56 06.50 X F51
2023-05-14 13:36:48 C 15 50 59.625 +18 56 14.23 X F51
2023-05-27 07:26:27 C 15 33 29.259 +20 14 59.47 X F51
2023-05-27 07:44:32 C 15 33 28.318 +20 15 01.10 X F51
2023-05-27 08:02:36 C 15 33 27.383 +20 15 02.78 X F51
2023-05-27 08:25:45 C 15 33 26.154 +20 15 05.32 X F51
2023-06-21 09:11:10 C 15 13 26.603 +18 54 45.31 X F52
2023-06-21 09:30:43 C 15 13 26.293 +18 54 39.55 X F52
2023-06-21 09:50:10 C 15 13 25.943 +18 54 33.33 X F52
2023-06-21 10:09:44 C 15 13 25.622 +18 54 27.55 X F52