5646 (1990 TR)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4358497328 ± 7.46e-09
Semi-major axis (a)2.1441964543 AU ± 1.80e-09
Inclination (i)7.90564825° ± 1.27e-06
Long. of Asc. Node (Ω)14.07406921° ± 8.21e-06
Arg. of Perihelion (ω)335.82075353° ± 8.34e-06
Mean Anomaly (M)80.51194380° ± 2.02e-06
Mean Motion (n)0.3139174197°/day ± 3.95e-10
Perihelion dist (q)1.20964900 AU ± 1.60e-08
Aphelion dist (Q)3.07874391 AU ± 1.62e-08
Orbital Period3.13976295 yr ± 3.95e-09
Physical Parameters
H (abs. magnitude)15.51
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.098″
Uncertainty0
Orbit TypeAmor
MOID0.210181 AU
Observations Used2339
Gaia Obs Used51
Oppositions18
Arc Total1990-2026
First Observation Used1990-05-03
Last Observation Used2026-03-09
Observations (2545)
Date Type RA Dec Mag Band Observatory
2015-12-10 23:34:09 C 23 32 15.60 +03 23 58.6 u H21
2015-12-10 23:36:09 C 23 32 15.85 +03 24 00.8 u H21
2015-12-10 23:38:10 C 23 32 16.10 +03 24 02.9 u H21
2015-12-10 23:40:10 C 23 32 16.34 +03 24 05.1 u H21
2015-12-10 23:42:11 C 23 32 16.60 +03 24 07.3 u H21
2015-12-10 23:44:11 C 23 32 16.84 +03 24 09.5 u H21
2015-12-10 23:46:12 C 23 32 17.09 +03 24 11.6 u H21
2015-12-10 23:48:12 C 23 32 17.34 +03 24 13.8 u H21
2015-12-10 23:50:12 C 23 32 17.59 +03 24 16.0 u H21
2015-12-10 23:52:18 C 23 32 17.86 +03 24 18.3 u H21
2015-12-11 17:53:01 C 23 34 34.79 +03 43 51.8 t G36
2015-12-11 19:03:35 C 23 34 43.54 +03 45 07.8 t G36
2015-12-11 21:01:22 C 23 34 58.14 +03 47 14.8 t G36
2015-12-14 17:47:54 C 23 43 37.10 +05 00 20.5 t G36
2015-12-14 18:23:23 C 23 43 41.44 +05 00 57.6 t G36
2015-12-16 17:47:24 C 23 49 35.50 +05 49 59.4 t G36
2015-12-16 18:46:36 C 23 49 42.64 +05 50 59.2 t G36
2015-12-16 20:56:34 C 23 49 58.49 +05 53 12.0 t G36
2015-12-20 00:16:48 C 23 59 15.56 +07 08 45.7 u H21
2015-12-20 00:18:52 C 23 59 15.81 +07 08 47.9 u H21
2015-12-20 00:20:56 C 23 59 16.06 +07 08 49.7 u H21
2015-12-20 00:23:01 C 23 59 16.31 +07 08 51.9 u H21
2015-12-20 00:25:05 C 23 59 16.56 +07 08 53.8 u H21
2015-12-20 00:27:09 C 23 59 16.80 +07 08 56.0 u H21
2015-12-20 00:29:13 C 23 59 17.05 +07 08 58.0 u H21
2015-12-20 00:31:17 C 23 59 17.31 +07 09 00.1 u H21
2015-12-20 00:33:22 C 23 59 17.56 +07 09 02.1 u H21
2015-12-20 00:35:26 C 23 59 17.79 +07 09 04.1 u H21
2015-12-20 00:37:30 C 23 59 18.04 +07 09 06.0 u H21
2015-12-20 00:39:34 C 23 59 18.30 +07 09 08.2 u H21
2015-12-20 00:41:38 C 23 59 18.55 +07 09 10.1 u H21
2015-12-20 00:43:42 C 23 59 18.80 +07 09 12.3 u H21
2015-12-20 00:46:05 C 23 59 19.08 +07 09 14.6 u H21
2015-12-26 00:36:38 C 00 16 44.11 +09 25 53.8 u H21
2015-12-26 00:38:42 C 00 16 44.36 +09 25 55.6 u H21
2015-12-26 00:40:48 C 00 16 44.60 +09 25 57.5 u H21
2015-12-26 00:42:57 C 00 16 44.87 +09 25 59.6 u H21
2015-12-26 00:45:19 C 00 16 45.14 +09 26 01.6 u H21
2015-12-26 00:47:42 C 00 16 45.40 +09 26 04.0 u H21
2015-12-26 00:49:46 C 00 16 45.66 +09 26 05.7 u H21
2015-12-26 00:51:51 C 00 16 45.90 +09 26 07.5 u H21
2015-12-26 00:53:54 C 00 16 46.16 +09 26 09.6 u H21
2015-12-26 00:55:59 C 00 16 46.40 +09 26 11.6 u H21
2015-12-26 00:58:03 C 00 16 46.64 +09 26 13.3 u H21
2015-12-26 01:00:07 C 00 16 46.87 +09 26 15.2 u H21
2015-12-26 01:02:11 C 00 16 47.13 +09 26 17.0 u H21
2015-12-26 01:04:15 C 00 16 47.38 +09 26 19.0 u H21
2015-12-26 01:08:04 C 00 16 47.81 +09 26 22.7 u H21
2015-12-26 10:46:13 C 00 17 57.08 +09 35 11.7 q D29
2015-12-26 11:10:42 C 00 17 59.95 +09 35 33.8 q D29