16636 (1993 QP)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4678525111 ± 1.97e-08
Semi-major axis (a)2.3110443555 AU ± 7.74e-10
Inclination (i)7.20738117° ± 2.27e-06
Long. of Asc. Node (Ω)296.76687998° ± 1.42e-05
Arg. of Perihelion (ω)47.42087689° ± 2.23e-05
Mean Anomaly (M)66.87910051° ± 5.06e-06
Mean Motion (n)0.2805432700°/day ± 1.41e-10
Perihelion dist (q)1.22981645 AU ± 4.56e-08
Aphelion dist (Q)3.39227226 AU ± 4.56e-08
Orbital Period3.51327723 yr ± 1.76e-09
Physical Parameters
H (abs. magnitude)18.78
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.387″
Uncertainty0
Orbit TypeAmor
MOID0.239124 AU
Observations Used943
Oppositions23
Arc Total1993-2025
First Observation Used1993-08-23
Last Observation Used2025-12-27
Observations (997)
Date Type RA Dec Mag Band Observatory
2000-08-19 00:11:00 C 21 51 50.52 +07 25 35.0 d 557
2000-08-19 00:16:43 C 21 51 50.65 +07 25 44.5 d 557
2000-08-21 23:42:44 C 21 53 53.40 +09 25 13.8 118
2000-08-21 23:52:56 C 21 53 53.63 +09 25 30.9 118
2000-08-22 04:25:26 C 21 54 02.97 +09 33 03.3 i 739
2000-08-22 04:27:31 C 21 54 03.05 +09 33 06.4 i 739
2000-08-22 04:30:27 C 21 54 03.05 +09 33 11.5 i 739
2000-08-22 04:32:12 C 21 54 03.10 +09 33 14.7 i 739
2000-08-22 06:36:50 C 21 54 06.58 +09 36 42.9 c 670
2000-08-22 06:39:08 C 21 54 06.65 +09 36 46.7 c 670
2000-08-23 14:41:35 C 21 55 03.24 +10 28 58.7 z 402
2000-08-23 14:43:25 C 21 55 03.30 +10 29 01.6 z 402
2000-08-23 14:45:15 C 21 55 03.31 +10 29 04.2 z 402
2000-08-23 20:37:06 C 21 55 15.02 +10 38 22.1 c 127
2000-08-23 20:43:04 C 21 55 15.18 +10 38 31.7 c 127
2000-08-23 21:29:30 C 21 55 16.30 +10 39 48.7 z 151
2000-08-23 21:31:22 C 21 55 16.34 +10 39 51.5 z 151
2000-08-23 21:35:57 C 21 55 16.45 +10 39 58.9 z 151
2000-08-23 21:43:04 C 21 55 16.62 +10 40 10.5 z 151
2000-08-23 21:44:21 C 21 55 16.63 +10 40 12.5 z 151
2000-08-23 22:20:41 C 21 55 17.54 +10 41 10.3 m 163
2000-08-23 22:25:13 C 21 55 17.63 +10 41 18.0 m 163
2000-08-25 03:00:57 C 21 56 11.12 +11 26 54.7 i 739
2000-08-25 03:07:43 C 21 56 11.59 +11 27 02.8 i 739
2000-08-25 03:18:33 C 21 56 11.67 +11 27 23.5 i 739
2000-08-25 21:14:37 C 21 56 44.87 +11 55 26.9 c 127
2000-08-25 21:20:45 C 21 56 45.03 +11 55 36.4 c 127
2000-08-25 21:49:31 C 21 56 45.52 +11 56 23.4 118
2000-08-25 21:55:16 C 21 56 45.65 +11 56 32.1 118
2000-08-29 21:52:18 C 21 59 56.63 +14 20 25.4 c 127
2000-08-29 22:05:51 C 21 59 57.03 +14 20 45.4 c 127
2000-08-30 22:09:29 C 22 00 47.44 +14 54 58.3 071
2000-08-30 22:18:07 C 22 00 47.76 +14 55 11.2 071
2000-08-30 22:25:45 C 22 00 47.90 +14 55 20.2 071
2000-08-31 20:00:06 C 22 01 36.48 +15 25 09.8 m 163
2000-08-31 20:06:24 C 22 01 36.63 +15 25 18.3 m 163
2000-09-01 06:25:37 C 22 01 58.47 +15 39 33.5 17.1 c 704
2000-09-01 06:46:03 C 22 01 59.04 +15 40 01.1 17.4 c 704
2000-09-01 07:07:02 C 22 01 59.63 +15 40 29.5 17.4 c 704
2000-09-01 07:27:48 C 22 02 00.25 +15 40 56.5 18.3 c 704
2000-09-01 07:48:19 C 22 02 00.80 +15 41 25.1 17.5 c 704
2000-09-03 02:45:48 C 22 03 41.61 +16 37 58.5 i 739
2000-09-03 02:49:31 C 22 03 41.78 +16 38 03.9 i 739
2000-09-03 02:53:17 C 22 03 41.80 +16 38 08.2 i 739
2000-09-03 07:03:59 C 22 03 49.92 +16 43 37.0 z 711
2000-09-03 07:11:37 C 22 03 50.15 +16 43 46.7 z 711
2000-09-03 07:19:05 C 22 03 50.40 +16 43 57.6 z 711
2000-09-04 02:46:33 C 22 04 39.04 +17 08 22.6 i 739
2000-09-04 03:00:16 C 22 04 39.49 +17 08 40.5 i 739
2000-09-04 03:13:46 C 22 04 39.93 +17 08 57.4 i 739