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
1993-09-16 08:58:05 C 23 29 05.35 +30 11 22.4 a 688
1993-09-16 10:15:08 C 23 29 07.80 +30 12 12.0 a 688
1993-09-17 03:04:50 C 23 29 50.86 +30 23 17.4 a 688
1993-09-17 03:21:55 C 23 29 51.46 +30 23 29.4 a 688
1993-09-17 04:08:23 C 23 29 53.00 +30 24 01.5 a 688
1993-09-17 04:49:59 C 23 29 54.34 +30 24 29.7 a 688
1993-09-17 05:08:50 C 23 29 54.95 +30 24 42.4 a 688
1993-09-17 06:39:41 C 23 29 57.71 +30 25 42.2 a 688
1993-09-17 07:49:34 C 23 29 59.82 +30 26 26.5 a 688
1993-09-17 10:29:43 C 23 30 04.85 +30 28 03.1 a 688
1993-09-20 07:15:59 C 23 32 49.00 +31 06 33.9 z 658
1993-09-20 07:21:00 C 23 32 49.16 +31 06 36.5 z 658
1993-09-20 07:26:21 C 23 32 49.33 +31 06 39.2 z 658
1993-09-21 05:22:18 C 23 33 42.14 +31 16 57.2 z 658
1993-09-21 05:27:55 C 23 33 42.32 +31 16 59.9 z 658
1993-09-21 05:32:52 C 23 33 42.47 +31 17 02.1 z 658
1993-10-14 03:37:35 C 23 57 23.36 +31 24 00.4 z 801
1993-10-14 03:56:26 C 23 57 24.11 +31 23 54.5 z 801
1993-10-19 03:55:09 C 00 03 20.19 +30 39 53.3 z 801
1993-10-19 04:14:12 C 00 03 21.08 +30 39 45.5 z 801
1993-10-26 07:20:41 C 00 12 27.19 +29 24 38.6 657
1993-10-26 07:23:46 C 00 12 27.38 +29 24 36.5 657
1993-11-04 04:12:30 C 00 24 43.87 +27 44 07.3 a 688
1993-11-04 04:23:56 C 00 24 44.48 +27 44 01.9 a 688
1993-11-04 04:34:46 C 00 24 45.08 +27 43 56.9 a 688
1993-11-05 03:07:48 C 00 26 06.72 +27 33 20.9 a 688
1993-11-05 03:22:05 C 00 26 07.51 +27 33 14.4 a 688
1993-11-05 03:35:35 C 00 26 08.25 +27 33 08.5 a 688
1993-11-05 03:49:11 C 00 26 08.99 +27 33 01.9 a 688
1993-11-05 04:04:42 C 00 26 09.86 +27 32 55.1 a 688
1993-11-05 04:34:43 C 00 26 11.52 +27 32 41.1 a 688
1993-11-05 08:46:21 C 00 26 25.59 +27 30 40.0 a 688
1993-11-05 09:00:21 C 00 26 26.40 +27 30 33.1 a 688
1993-11-05 09:20:43 C 00 26 27.57 +27 30 22.9 a 688
1993-11-05 09:34:23 C 00 26 28.38 +27 30 16.0 a 688
1993-11-05 09:48:02 C 00 26 29.21 +27 30 09.3 a 688
1993-11-06 03:24:26 C 00 27 34.73 +27 22 02.2 a 688
1993-11-06 03:38:06 C 00 27 35.47 +27 21 55.9 a 688
1993-11-06 03:51:44 C 00 27 36.25 +27 21 49.9 a 688
1993-11-06 04:05:23 C 00 27 36.99 +27 21 43.5 a 688
1993-11-06 04:18:50 C 00 27 37.76 +27 21 37.3 a 688
1993-11-06 04:32:23 C 00 27 38.48 +27 21 31.1 a 688
1993-11-07 05:29:04 C 00 29 09.45 +27 09 59.7 a 688
1993-11-07 05:43:12 C 00 29 10.24 +27 09 53.3 a 688
1993-11-07 05:56:43 C 00 29 11.02 +27 09 47.0 a 688
1993-11-07 06:10:16 C 00 29 11.79 +27 09 40.5 a 688
1993-11-07 06:23:44 C 00 29 12.56 +27 09 34.1 a 688
1993-11-07 06:37:21 C 00 29 13.30 +27 09 27.9 a 688
1993-11-07 06:50:50 C 00 29 14.09 +27 09 21.3 a 688
1993-11-07 07:05:57 C 00 29 15.23 +27 09 10.9 z 658