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
2015-11-08 23:35:35 C 21 47 26.71 -12 36 52.3 u H21
2015-11-08 23:38:06 C 21 47 27.08 -12 36 48.9 u H21
2015-11-08 23:40:36 C 21 47 27.42 -12 36 45.5 u H21
2015-11-08 23:43:06 C 21 47 27.80 -12 36 42.1 u H21
2015-11-08 23:45:36 C 21 47 28.15 -12 36 38.6 u H21
2015-11-08 23:48:06 C 21 47 28.51 -12 36 35.2 u H21
2015-11-08 23:50:36 C 21 47 28.86 -12 36 31.8 u H21
2015-11-08 23:53:06 C 21 47 29.23 -12 36 28.5 u H21
2015-11-08 23:55:36 C 21 47 29.59 -12 36 25.2 u H21
2015-11-08 23:58:07 C 21 47 29.95 -12 36 21.7 u H21
2015-11-09 00:00:37 C 21 47 30.31 -12 36 18.2 u H21
2015-11-09 00:00:38 S 21 47 30.30 -12 36 08.3 L C51
2015-11-09 00:00:50 S 21 47 30.19 -12 36 07.1 L C51
2015-11-09 00:03:07 C 21 47 30.66 -12 36 14.8 u H21
2015-11-09 00:05:37 C 21 47 31.03 -12 36 11.4 u H21
2015-11-09 00:08:37 C 21 47 31.45 -12 36 07.3 u H21
2015-11-09 01:35:04 S 21 47 44.01 -12 33 59.0 L C51
2015-11-09 01:35:16 S 21 47 44.05 -12 33 59.0 L C51
2015-11-09 03:09:31 S 21 47 57.86 -12 31 50.6 L C51
2015-11-09 03:09:42 S 21 47 57.88 -12 31 50.8 L C51
2015-11-09 04:44:08 S 21 48 11.74 -12 29 42.3 L C51
2015-11-09 06:18:33 S 21 48 25.57 -12 27 33.7 L C51
2015-11-09 07:52:59 S 21 48 39.40 -12 25 25.2 L C51
2015-11-09 09:27:25 S 21 48 53.23 -12 23 16.9 L C51
2015-11-09 11:01:52 S 21 49 07.056 -12 21 08.39 L C51
2015-11-09 12:36:18 S 21 49 20.87 -12 18 59.9 L C51
2015-11-09 14:10:44 S 21 49 34.69 -12 16 51.7 L C51
2015-11-09 15:45:10 S 21 49 48.52 -12 14 43.2 L C51
2015-11-09 17:19:36 S 21 50 02.32 -12 12 34.9 L C51
2015-11-09 18:54:02 S 21 50 16.12 -12 10 26.4 L C51
2015-11-09 20:28:28 S 21 50 29.916 -12 08 18.24 L C51
2015-11-09 22:02:54 S 21 50 43.723 -12 06 09.72 L C51
2015-11-09 23:37:20 S 21 50 57.51 -12 04 01.7 L C51
2015-11-09 23:55:24 C 21 51 00.32 -12 03 47.3 u H21
2015-11-09 23:57:55 C 21 51 00.67 -12 03 43.9 u H21
2015-11-10 00:00:25 C 21 51 01.03 -12 03 40.6 u H21
2015-11-10 00:02:55 C 21 51 01.39 -12 03 37.1 u H21
2015-11-10 00:05:25 C 21 51 01.75 -12 03 33.7 u H21
2015-11-10 00:07:55 C 21 51 02.10 -12 03 30.3 u H21
2015-11-10 00:10:25 C 21 51 02.47 -12 03 26.9 u H21
2015-11-10 00:12:55 C 21 51 02.82 -12 03 23.5 u H21
2015-11-10 00:15:26 C 21 51 03.18 -12 03 20.1 u H21
2015-11-10 00:17:56 C 21 51 03.54 -12 03 16.8 u H21
2015-11-10 00:20:26 C 21 51 03.89 -12 03 13.3 u H21
2015-11-10 00:22:41 C 21 51 04.21 -12 03 10.3 u H21
2015-11-10 01:11:47 S 21 51 11.311 -12 01 53.22 L C51
2015-11-10 02:46:13 S 21 51 25.10 -11 59 44.8 L C51
2015-11-10 04:20:39 S 21 51 38.88 -11 57 36.5 L C51
2015-11-10 05:55:05 S 21 51 52.66 -11 55 28.5 L C51
2015-11-10 07:29:31 S 21 52 06.43 -11 53 19.9 L C51