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
2016-01-22 05:45:29 C 01 31 56.748 +17 51 19.61 L F51
2016-01-22 06:03:50 C 01 31 58.764 +17 51 31.39 L F51
2016-01-22 06:22:14 C 01 32 00.784 +17 51 43.07 L F51
2016-01-23 19:39:02 C 01 36 09.51 +18 15 23.8 t 160
2016-01-23 19:41:48 C 01 36 09.81 +18 15 25.7 t 160
2016-01-23 19:44:35 C 01 36 10.12 +18 15 27.4 t 160
2016-01-24 02:29:48 C 01 36 55.04 +18 19 42.0 u H21
2016-01-24 02:36:00 C 01 36 55.70 +18 19 45.8 u H21
2016-01-24 02:42:12 C 01 36 56.39 +18 19 49.7 u H21
2016-01-24 02:48:23 C 01 36 57.07 +18 19 53.6 u H21
2016-01-24 02:54:32 C 01 36 57.76 +18 19 57.4 u H21
2016-01-24 03:05:17 C 01 36 58.93 +18 20 04.1 u H21
2016-02-03 02:32:58 C 02 03 17.61 +20 40 06.8 q 703
2016-02-03 02:40:54 C 02 03 18.50 +20 40 11.0 q 703
2016-02-03 02:48:50 C 02 03 19.37 +20 40 15.6 q 703
2016-02-03 02:56:47 C 02 03 20.19 +20 40 20.5 q 703
2016-02-10 03:18:08 C 02 21 34.55 +22 07 18.0 q 703
2016-02-10 03:28:16 C 02 21 35.65 +22 07 22.5 q 703
2016-02-10 03:38:27 C 02 21 36.76 +22 07 28.6 q 703
2016-02-10 03:48:36 C 02 21 37.82 +22 07 33.2 q 703
2016-03-11 02:59:36 C 03 37 37.43 +26 44 10.5 q 703
2016-03-11 03:04:41 C 03 37 37.99 +26 44 11.8 q 703
2016-03-11 03:09:46 C 03 37 38.51 +26 44 13.4 q 703
2016-03-11 03:14:50 C 03 37 38.95 +26 44 14.4 q 703
2016-04-02 05:47:58 C 04 31 52.579 +28 40 12.39 L F51
2016-04-02 05:55:42 C 04 31 53.347 +28 40 13.50 L F51
2016-04-02 06:03:28 C 04 31 54.127 +28 40 14.69 L F51
2016-04-02 06:11:11 C 04 31 54.892 +28 40 15.81 L F51
2016-12-05 11:51:33 C 11 27 15.99 +09 50 51.5 q G96
2016-12-05 12:03:32 C 11 27 16.26 +09 50 50.2 q G96
2016-12-05 12:09:43 C 11 27 16.45 +09 50 48.1 q G96
2016-12-05 12:15:53 C 11 27 16.54 +09 50 49.1 q G96
2017-01-23 08:19:17 C 11 33 11.46 +10 02 19.3 R G45
2017-01-23 08:20:10 C 11 33 11.41 +10 02 19.1 R G45
2017-01-23 08:26:12 C 11 33 11.30 +10 02 20.3 R G45
2017-01-23 08:27:36 C 11 33 11.29 +10 02 20.2 R G45
2017-01-23 08:34:45 C 11 33 11.18 +10 02 20.7 R G45
2017-01-23 08:41:56 C 11 33 10.98 +10 02 22.3 R G45
2017-01-23 08:49:31 C 11 33 10.88 +10 02 23.7 R G45
2017-01-23 08:56:34 C 11 33 10.69 +10 02 24.6 R G45
2017-01-29 09:58:21 C 11 29 56.25 +10 26 27.7 q G96
2017-01-29 10:04:33 C 11 29 56.10 +10 26 28.9 q G96
2017-01-29 10:10:49 C 11 29 55.87 +10 26 29.9 q G96
2017-01-29 10:17:01 C 11 29 55.76 +10 26 30.9 q G96
2017-01-30 11:29:45 C 11 29 16.519 +10 31 08.09 L F51
2017-01-30 11:46:52 C 11 29 16.051 +10 31 11.24 L F51
2017-02-22 04:38:15 C 11 09 33.99 +12 29 03.9 R G45
2017-02-22 04:46:25 C 11 09 33.60 +12 29 06.4 R G45
2017-02-22 04:52:33 C 11 09 33.34 +12 29 07.7 R G45
2017-02-22 05:00:10 C 11 09 33.01 +12 29 09.0 R G45