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
1990-05-03 19:04:05 A 20 21 12.98 -30 46 09.0 413
1990-05-04 18:39:12 A 20 23 46.16 -30 45 40.0 413
1990-09-24 23:24:50 A 02 28 45.91 +11 16 55.0 14.0 095
1990-09-24 23:54:49 A 02 28 45.74 +11 17 30.6 095
1990-10-11 11:10:14 A 02 23 35.88 +19 42 02.3 13.5 399
1990-10-11 11:33:59 A 02 23 35.04 +19 42 28.3 399
1990-10-11 11:56:30 A 02 23 34.41 +19 42 51.7 399
1990-10-13 07:59:59 02 22 10.40 +20 28 05.1 261
1990-10-13 09:09:59 02 22 07.50 +20 29 15.3 261
1990-10-14 21:29:57 A 02 20 54.89 +21 04 22.1 14.0 095
1990-10-14 21:59:39 A 02 20 53.75 +21 04 44.7 095
1990-10-15 09:35:00 A 02 20 28.99 +21 15 38.6 15.0 675
1990-10-15 10:14:59 A 02 20 27.31 +21 16 16.0 675
1990-10-15 11:15:30 A 02 20 27.24 +21 17 06.0 13.5 399
1990-10-15 11:32:49 A 02 20 26.54 +21 17 19.6 13.5 392
1990-10-15 11:42:59 A 02 20 26.27 +21 17 31.4 399
1990-10-15 11:51:00 A 02 20 25.82 +21 17 36.6 392
1990-10-15 12:06:00 A 02 20 25.34 +21 17 52.9 399
1990-10-15 23:11:49 A 02 20 00.40 +21 28 03.0 14.0 095
1990-10-15 23:51:50 A 02 19 58.72 +21 28 38.5 095
1990-10-16 09:46:15 A 02 19 37.55 +21 37 38.5 675
1990-10-16 21:16:29 A 02 19 13.62 +21 47 44.4 14.0 095
1990-10-17 17:10:53 A 02 18 28.85 +22 04 58.6 13.5 372
1990-10-17 17:24:14 A 02 18 28.33 +22 05 12.7 372
1990-10-17 23:00:50 A 02 18 16.39 +22 09 51.3 095
1990-10-17 23:30:51 A 02 18 15.14 +22 10 15.5 095
1990-10-18 11:25:45 A 02 17 50.28 +22 20 05.8 14.0 392
1990-10-18 13:33:29 A 02 17 45.11 +22 22 01.4 14.0 385
1990-10-18 14:08:00 A 02 17 43.64 +22 22 30.9 385
1990-10-18 15:11:59 A 02 17 40.73 +22 23 23.3 14.0 871
1990-10-18 15:31:59 A 02 17 39.87 +22 23 40.2 14.0 871
1990-10-19 14:26:23 A 02 16 48.79 +22 41 59.2 376
1990-10-20 03:10:18 A 02 16 20.33 +22 51 51.1 801
1990-10-20 03:23:45 A 02 16 19.75 +22 52 01.6 801
1990-10-20 15:58:29 A 02 15 50.15 +23 01 39.6 14.0 372
1990-10-20 16:15:29 A 02 15 49.44 +23 01 55.5 372
1990-10-21 03:20:46 A 02 15 25.20 +23 10 03.5 801
1990-10-21 03:27:04 A 02 15 24.93 +23 10 08.3 801
1990-10-23 12:06:40 A 02 13 15.96 +23 49 40.2 14.0 392
1990-10-23 12:30:15 A 02 13 14.98 +23 49 56.1 392
1990-10-24 19:41:00 A 02 12 04.41 +24 09 53.3 095
1990-10-24 20:12:29 A 02 12 03.03 +24 10 12.4 095
1990-10-28 22:02:29 A 02 08 29.69 +25 04 47.3 095
1990-10-28 22:47:59 A 02 08 27.73 +25 05 11.0 095
1990-11-08 20:41:00 A 02 01 07.55 +26 39 50.9 589
1990-11-08 20:51:00 A 02 01 07.39 +26 39 52.9 589
1990-11-08 21:01:00 A 02 01 07.21 +26 39 54.6 589
1990-11-09 20:53:59 A 02 00 39.24 +26 45 27.5 589
1990-11-09 21:03:59 A 02 00 39.12 +26 45 29.7 589
1990-11-09 21:13:59 A 02 00 38.96 +26 45 32.4 589