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
2007-09-16 20:52:20 C 21 42 31.04 +16 47 34.7 d B37
2007-09-16 20:54:23 C 21 42 31.11 +16 47 38.1 d B37
2007-09-16 20:56:25 C 21 42 31.28 +16 47 38.0 d B37
2007-09-16 20:58:29 C 21 42 31.45 +16 47 39.3 d B37
2007-09-16 21:00:31 C 21 42 31.50 +16 47 41.3 d B37
2007-09-16 21:04:38 C 21 42 31.76 +16 47 46.1 d B37
2007-09-16 21:10:47 C 21 42 32.09 +16 47 50.0 d B37
2007-09-16 21:14:53 C 21 42 32.44 +16 47 53.3 d B37
2007-09-16 21:16:56 C 21 42 32.54 +16 47 55.4 d B37
2007-09-16 21:21:00 C 21 42 32.70 +16 47 58.4 d B37
2007-09-16 21:31:15 C 21 42 33.39 +16 48 06.5 d B37
2007-09-16 21:33:19 C 21 42 33.34 +16 48 08.6 d B37
2007-09-16 21:35:21 C 21 42 33.50 +16 48 10.6 d B37
2007-09-16 21:37:24 C 21 42 33.67 +16 48 11.9 d B37
2007-09-16 21:47:39 C 21 42 34.35 +16 48 19.7 d B37
2007-09-16 21:49:43 C 21 42 34.45 +16 48 21.3 d B37
2007-09-16 21:51:46 C 21 42 34.55 +16 48 22.9 d B37
2007-09-16 21:53:48 C 21 42 34.68 +16 48 24.6 d B37
2007-09-16 22:04:03 C 21 42 35.25 +16 48 32.4 d B37
2007-09-16 22:08:09 C 21 42 35.53 +16 48 35.5 d B37
2007-09-16 22:10:11 C 21 42 35.71 +16 48 37.2 d B37
2007-09-16 22:12:16 C 21 42 35.85 +16 48 38.5 d B37
2007-09-16 22:14:18 C 21 42 35.90 +16 48 40.5 d B37
2007-09-16 22:16:20 C 21 42 36.04 +16 48 42.3 d B37
2007-09-16 22:21:43 C 21 42 36.31 +16 48 46.4 d B37
2007-09-16 22:24:16 C 21 42 36.49 +16 48 47.7 d B37
2007-09-16 22:26:34 C 21 42 36.65 +16 48 49.9 d B37
2007-09-16 23:03:22 C 21 42 38.81 +16 49 19.2 d B37
2007-09-16 23:05:25 C 21 42 38.91 +16 49 20.4 d B37
2007-09-16 23:15:55 C 21 42 39.50 +16 49 28.8 d B37
2007-09-16 23:35:51 C 21 42 40.74 +16 49 44.5 d B37
2007-09-16 23:50:35 C 21 42 41.64 +16 49 55.9 d B37
2007-09-16 23:56:44 C 21 42 42.02 +16 50 00.9 d B37
2007-09-17 00:02:53 C 21 42 42.33 +16 50 05.3 d B37
2007-09-17 00:06:58 C 21 42 42.59 +16 50 09.0 d B37
2007-09-17 19:20:30 C 21 44 02.37 +17 05 04.9 d B37
2007-09-17 19:26:27 C 21 44 02.85 +17 05 08.0 d B37
2007-09-17 19:30:33 C 21 44 03.08 +17 05 11.6 d B37
2007-09-17 19:32:36 C 21 44 03.15 +17 05 13.0 d B37
2007-09-17 19:36:42 C 21 44 03.42 +17 05 16.4 d B37
2007-09-17 19:40:48 C 21 44 03.67 +17 05 20.3 d B37
2007-09-17 19:42:51 C 21 44 03.75 +17 05 20.3 d B37
2007-09-17 19:46:57 C 21 44 04.07 +17 05 25.4 d B37
2007-09-17 20:06:33 C 21 44 05.38 +17 05 39.3 d B37
2007-09-17 20:08:36 C 21 44 05.43 +17 05 40.6 d B37
2007-09-17 20:10:39 C 21 44 05.52 +17 05 42.6 d B37
2007-09-17 20:39:20 C 21 44 07.24 +17 06 04.1 d B37
2007-09-17 22:14:38 C 21 44 12.96 +17 07 18.0 d B37
2007-09-17 22:16:41 C 21 44 13.11 +17 07 19.2 d B37
2007-09-17 22:18:45 C 21 44 13.31 +17 07 20.6 d B37