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
2015-12-01 23:58:02 C 23 04 23.13 -00 42 07.7 u H21
2015-12-02 00:00:32 C 23 04 23.45 -00 42 04.8 u H21
2015-12-02 00:03:17 C 23 04 23.81 -00 42 01.5 u H21
2015-12-02 00:27:45 S 23 04 26.94 -00 41 25.8 L C51
2015-12-02 01:20:17 C 23 04 33.96 -00 40 29.1 R G45
2015-12-02 01:28:18 C 23 04 34.99 -00 40 19.3 R G45
2015-12-02 01:35:37 C 23 04 35.92 -00 40 10.6 R G45
2015-12-02 01:42:48 C 23 04 36.86 -00 40 02.2 R G45
2015-12-02 01:44:12 C 23 04 37.07 -00 40 00.5 R G45
2015-12-02 01:48:28 C 23 04 37.60 -00 39 55.4 R G45
2015-12-02 03:36:38 S 23 04 51.83 -00 37 40.6 L C51
2015-12-02 06:45:30 S 23 05 16.68 -00 33 56.1 L C51
2015-12-02 09:54:22 S 23 05 41.59 -00 30 11.8 L C51
2015-12-02 13:03:13 S 23 06 06.44 -00 26 27.8 L C51
2015-12-02 16:12:06 S 23 06 31.27 -00 22 43.6 L C51
2015-12-02 19:20:58 S 23 06 56.08 -00 19 00.1 L C51
2015-12-02 22:29:50 S 23 07 20.90 -00 15 16.9 L C51
2015-12-03 01:38:31 S 23 07 45.67 -00 11 34.1 L C51
2015-12-03 01:38:42 S 23 07 45.69 -00 11 34.1 L C51
2015-12-03 02:02:32 C 23 07 48.79 -00 11 11.4 R G45
2015-12-03 02:11:10 C 23 07 49.89 -00 11 01.2 R G45
2015-12-03 02:27:54 C 23 07 52.05 -00 10 41.4 R G45
2015-12-03 02:36:03 C 23 07 53.10 -00 10 31.8 R G45
2015-12-03 03:08:34 C 23 07 57.27 -00 09 53.4 R G45
2015-12-03 04:47:23 S 23 08 10.44 -00 07 51.2 L C51
2015-12-03 04:47:34 S 23 08 10.47 -00 07 51.0 L C51
2015-12-03 17:45:21 C 23 09 52.54 +00 07 17.0 t G36
2015-12-03 19:55:50 C 23 10 09.28 +00 09 49.9 t G36
2015-12-03 22:03:54 C 23 10 25.76 +00 12 19.8 t G36
2015-12-05 23:51:39 C 23 16 55.05 +01 10 03.4 u H21
2015-12-05 23:54:09 C 23 16 55.37 +01 10 06.2 u H21
2015-12-05 23:56:40 C 23 16 55.68 +01 10 09.1 u H21
2015-12-05 23:59:10 C 23 16 56.00 +01 10 12.1 u H21
2015-12-06 00:01:40 C 23 16 56.31 +01 10 15.0 u H21
2015-12-06 00:04:10 C 23 16 56.63 +01 10 17.8 u H21
2015-12-06 00:06:40 C 23 16 56.95 +01 10 20.6 u H21
2015-12-06 00:09:11 C 23 16 57.27 +01 10 23.6 u H21
2015-12-06 00:11:26 C 23 16 57.56 +01 10 26.1 u H21
2015-12-07 19:19:00 C 23 22 31.15 +01 59 26.8 q 046
2015-12-07 19:22:38 C 23 22 31.64 +01 59 30.8 q 046
2015-12-07 19:26:06 C 23 22 32.07 +01 59 35.0 q 046
2015-12-07 19:28:45 C 23 22 32.41 +01 59 38.2 q 046
2015-12-07 19:32:59 C 23 22 32.97 +01 59 42.3 q 046
2015-12-07 19:35:16 C 23 22 33.21 +01 59 45.3 q 046
2015-12-07 19:36:53 C 23 22 33.45 +01 59 46.9 q 046
2015-12-09 03:49:56 C 23 26 41.11 +02 35 52.0 q 703
2015-12-09 03:56:26 C 23 26 41.91 +02 35 59.2 q 703
2015-12-09 04:02:54 C 23 26 42.71 +02 36 06.4 q 703
2015-12-09 04:12:20 C 23 26 43.93 +02 36 16.8 q 703
2015-12-10 23:32:14 C 23 32 15.36 +03 23 56.5 u H21