55408 (2001 TC2)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2245803757 ± 3.31e-08
Semi-major axis (a)1.0998885874 AU ± 6.05e-10
Inclination (i)30.38988041° ± 6.57e-06
Long. of Asc. Node (Ω)193.81872807° ± 3.06e-06
Arg. of Perihelion (ω)353.55126926° ± 7.29e-06
Mean Anomaly (M)188.25045295° ± 1.01e-05
Mean Motion (n)0.8544550728°/day ± 7.05e-10
Perihelion dist (q)0.85287520 AU ± 3.64e-08
Aphelion dist (Q)1.34690198 AU ± 3.64e-08
Orbital Period1.15351446 yr ± 9.52e-10
Physical Parameters
H (abs. magnitude)18.88
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.330″
Uncertainty0
Orbit TypeApollo
MOID0.146263 AU
Observations Used465
Gaia Obs Used31
Oppositions5
Arc Total1979-2025
First Observation Used1979-11-13
Last Observation Used2025-08-25
Observations (517)
Date Type RA Dec Mag Band Observatory
2025-07-27 00:18:44 C 17 43 22.364 +66 55 10.60 X 033
2025-07-27 00:20:03 C 17 43 22.426 +66 55 09.00 X 033
2025-07-30 15:49:20 C 17 48 22.131 +65 04 18.48 W O18
2025-07-30 15:59:31 C 17 48 22.630 +65 04 05.25 W O18
2025-08-12 16:04:42 C 18 07 30.185 +57 19 58.36 W O18
2025-08-12 17:01:54 C 18 07 33.578 +57 18 21.10 W O18
2025-08-13 11:06:30 C 18 08 44.153 +56 47 50.31 X F51
2025-08-13 11:17:47 C 18 08 44.842 +56 47 30.51 X F51
2025-08-13 11:29:07 C 18 08 45.554 +56 47 10.63 X F51
2025-08-16 08:17:34 C 18 13 22.906 +54 47 11.65 V T05
2025-08-16 08:27:32 C 18 13 23.566 +54 46 53.33 V T05
2025-08-16 08:37:31 C 18 13 24.230 +54 46 34.82 V T05
2025-08-16 08:47:27 C 18 13 24.686 +54 46 16.68 V T05
2025-08-25 08:13:38 C 18 28 48.756 +47 49 45.41 V T05
2025-08-25 08:23:35 C 18 28 49.368 +47 49 24.42 V T05
2025-08-25 08:33:32 C 18 28 50.047 +47 49 03.32 V T05
2025-08-25 08:43:28 C 18 28 50.741 +47 48 42.30 V T05