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
2015-10-06 00:21:32 C 19 42 15.27 -29 49 29.7 r Y00
2015-10-06 00:32:29 C 19 42 17.03 -29 49 19.2 r Y00
2015-10-06 00:49:58 C 19 42 19.67 -29 48 58.3 r Y00
2015-10-07 23:32:28 C 19 49 32.43 -28 58 53.3 r Y00
2015-10-07 23:54:01 C 19 49 35.65 -28 58 29.1 r Y00
2015-10-08 00:13:23 C 19 49 38.47 -28 58 08.4 r Y00
2015-10-11 22:16:40 S 20 04 16.140 -27 12 29.70 L C51
2015-10-12 01:25:32 S 20 04 45.60 -27 08 51.3 L C51
2015-10-12 04:34:24 S 20 05 15.06 -27 05 12.4 L C51
2015-10-12 07:43:26 S 20 05 44.54 -27 01 33.5 L C51
2015-10-12 10:52:19 S 20 06 14.01 -26 57 53.9 L C51
2015-10-12 14:01:11 S 20 06 43.48 -26 54 13.8 L C51
2015-10-12 17:10:03 S 20 07 12.946 -26 50 33.58 L C51
2015-10-12 20:19:06 S 20 07 42.456 -26 46 52.90 L C51
2015-10-12 23:27:58 S 20 08 11.938 -26 43 11.75 L C51
2015-10-13 02:36:51 S 20 08 41.41 -26 39 30.4 L C51
2015-10-13 05:45:42 S 20 09 10.90 -26 35 48.7 L C51
2015-10-13 08:54:35 S 20 09 40.39 -26 32 06.4 L C51
2015-10-13 12:03:38 S 20 10 09.92 -26 28 23.8 L C51
2015-10-13 18:21:22 S 20 11 08.933 -26 20 57.48 L C51
2015-10-13 21:30:14 S 20 11 38.429 -26 17 13.96 L C51
2015-10-13 23:40:20 C 20 11 58.24 -26 14 40.1 r Y00
2015-10-13 23:57:58 C 20 12 00.87 -26 14 18.8 r Y00
2015-10-14 00:18:45 C 20 12 03.95 -26 13 53.3 r Y00
2015-10-14 00:39:17 S 20 12 07.96 -26 13 30.0 L C51
2015-10-14 03:48:10 S 20 12 37.47 -26 09 45.5 L C51
2015-10-14 06:57:02 S 20 13 06.98 -26 06 00.7 L C51
2015-10-14 10:05:53 S 20 13 36.50 -26 02 15.7 L C51
2015-10-14 13:14:45 S 20 14 06.02 -25 58 30.0 L C51
2015-10-14 14:49:22 S 20 14 20.810 -25 56 36.60 L C51
2015-10-14 16:23:49 S 20 14 35.56 -25 54 44.3 L C51
2015-10-14 17:58:15 S 20 14 50.321 -25 52 51.13 L C51
2015-10-14 19:32:41 S 20 15 05.090 -25 50 58.02 L C51
2015-10-14 21:07:07 S 20 15 19.843 -25 49 04.76 L C51
2015-10-15 00:15:59 S 20 15 49.36 -25 45 17.9 L C51
2015-10-15 01:50:25 S 20 16 04.12 -25 43 24.4 L C51
2015-10-15 03:24:51 S 20 16 18.89 -25 41 30.9 L C51
2015-10-15 04:59:17 S 20 16 33.65 -25 39 37.1 L C51
2015-10-15 04:59:28 S 20 16 33.68 -25 39 37.1 L C51
2015-10-15 05:11:06 C 20 16 35.539 -25 39 34.27 L F51
2015-10-15 05:26:19 C 20 16 37.846 -25 39 15.98 L F51
2015-10-15 05:41:34 C 20 16 40.150 -25 38 57.53 L F51
2015-10-15 06:33:54 S 20 16 48.45 -25 37 43.5 L C51
2015-10-15 08:08:20 S 20 17 03.20 -25 35 49.5 L C51
2015-10-15 09:42:46 S 20 17 17.96 -25 33 55.6 L C51
2015-10-15 11:17:12 S 20 17 32.72 -25 32 01.6 L C51
2015-10-15 12:51:38 S 20 17 47.48 -25 30 07.4 L C51
2015-10-15 14:26:04 S 20 18 02.24 -25 28 13.1 L C51
2015-10-15 16:00:30 S 20 18 17.01 -25 26 19.0 L C51
2015-10-15 17:34:56 S 20 18 31.769 -25 24 24.26 L C51