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
2009-10-03 22:54:33 C 02 01 22.86 +07 24 12.3 w 160
2009-10-03 22:58:31 C 02 01 22.58 +07 24 00.1 w 160
2009-10-11 18:48:14 C 01 47 36.26 -03 19 08.6 17.9 o C20
2009-10-11 18:54:34 C 01 47 35.73 -03 19 30.8 17.9 o C20
2009-10-12 18:32:07 C 01 45 42.21 -04 41 39.1 18.1 o C20
2009-10-14 01:06:14 C 01 43 11.74 -06 27 18.6 w 160
2009-10-14 07:00:21 C 01 42 43.47 -06 47 31.0 o 291
2009-10-14 07:15:13 C 01 42 42.16 -06 48 22.1 o 291
2009-10-14 07:29:58 C 01 42 40.87 -06 49 12.0 o 291
2009-10-14 23:20:32 C 01 41 22.03 -07 43 25.5 18.0 o C20
2009-10-14 23:22:39 C 01 41 21.84 -07 43 32.6 18.0 o C20
2009-10-15 06:18:22 C 01 40 48.538 -08 07 02.53 n 645
2009-10-15 06:19:33 C 01 40 48.430 -08 07 06.61 n 645
2009-10-15 06:21:56 C 01 40 48.218 -08 07 14.48 n 645
2009-10-15 06:23:08 C 01 40 48.106 -08 07 18.49 n 645
2009-10-15 06:42:14 C 01 40 46.48 -08 08 24.9 r 703
2009-10-15 06:53:45 C 01 40 45.48 -08 09 03.7 r 703
2009-10-15 07:05:13 C 01 40 44.43 -08 09 42.6 r 703
2009-10-15 07:16:40 C 01 40 43.50 -08 10 22.0 r 703
2009-10-17 07:54:15 C 01 36 40.93 -10 53 01.1 r 703
2009-10-17 08:03:20 C 01 36 40.14 -10 53 30.9 r 703
2009-10-17 08:12:31 C 01 36 39.31 -10 54 01.3 r 703
2009-11-11 13:41:48 C 00 56 06.80 -33 11 48.1 r E12
2009-11-11 14:12:52 C 00 56 05.46 -33 12 22.1 r E12
2010-07-31 05:21:17 S 17 26 31.05 +63 43 41.2 L C51
2010-07-31 08:31:48 S 17 26 46.41 +63 39 25.8 L C51
2010-07-31 11:42:19 S 17 27 01.69 +63 35 11.1 L C51
2010-07-31 14:52:50 S 17 27 16.93 +63 30 54.7 L C51
2010-07-31 18:03:21 S 17 27 31.98 +63 26 37.1 L C51
2010-07-31 21:13:52 S 17 27 47.22 +63 22 19.8 L C51
2010-07-31 22:48:51 S 17 27 54.93 +63 20 12.2 L C51
2010-08-01 00:24:12 S 17 28 02.44 +63 18 02.8 L C51
2010-08-01 00:24:23 S 17 28 02.46 +63 18 02.3 L C51
2010-08-01 01:59:22 S 17 28 09.97 +63 15 53.1 L C51
2010-08-01 03:34:43 S 17 28 17.61 +63 13 43.5 L C51
2010-08-01 05:09:53 S 17 28 25.25 +63 11 34.4 L C51
2010-08-01 06:45:14 S 17 28 32.80 +63 09 24.3 L C51
2010-08-01 08:20:13 S 17 28 40.38 +63 07 15.3 L C51
2010-08-01 08:20:24 S 17 28 40.39 +63 07 14.8 L C51
2010-08-01 09:55:45 S 17 28 47.83 +63 05 04.7 L C51
2010-08-01 11:30:44 S 17 28 55.55 +63 02 54.7 L C51
2010-08-01 13:06:16 S 17 29 03.07 +63 00 44.2 L C51
2010-08-01 16:16:47 S 17 29 18.23 +62 56 22.9 L C51
2010-08-01 17:51:46 S 17 29 25.79 +62 54 13.3 L C51
2010-08-01 19:27:18 S 17 29 33.28 +62 52 00.8 L C51
2010-08-01 21:02:17 S 17 29 40.86 +62 49 50.4 L C51
2010-08-02 00:12:48 S 17 29 56.07 +62 45 28.1 L C51
2010-08-02 03:23:19 S 17 30 11.16 +62 41 04.2 L C51
2010-08-02 06:33:39 S 17 30 26.30 +62 36 40.7 L C51
2010-08-02 06:33:50 S 17 30 26.33 +62 36 40.3 L C51