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
1993-08-23 09:27:30 A 23 04 23.66 +18 15 01.1 17.0 675
1993-08-23 09:59:44 A 23 04 25.11 +18 15 54.4 675
1993-08-24 07:30:59 A 23 05 28.22 +18 52 35.9 675
1993-08-24 08:03:45 A 23 05 29.31 +18 53 32.9 675
1993-08-25 17:10:59 C 23 07 01.60 +19 49 26.9 413
1993-08-25 17:14:07 C 23 07 01.72 +19 49 31.8 413
1993-08-25 17:17:01 C 23 07 01.82 +19 49 36.3 413
1993-08-26 04:31:03 C 23 07 36.17 +20 07 15.4 657
1993-08-26 04:37:00 C 23 07 36.35 +20 07 25.7 657
1993-08-26 04:44:48 C 23 07 36.74 +20 07 37.3 16.3 657
1993-08-26 04:49:37 C 23 07 36.97 +20 07 46.3 657
1993-08-26 04:54:38 C 23 07 37.19 +20 07 54.6 657
1993-08-29 00:20:13 C 23 10 41.50 +21 54 55.1 108
1993-08-29 00:50:14 C 23 10 42.68 +21 55 39.3 108
1993-08-29 01:08:33 C 23 10 43.19 +21 56 07.9 108
1993-09-04 21:36:14 C 23 17 57.76 +25 45 19.4 587
1993-09-04 21:51:39 C 23 17 58.25 +25 45 39.1 587
1993-09-04 22:05:59 C 23 17 58.88 +25 45 57.9 587
1993-09-09 04:18:31 C 23 22 14.87 +27 42 40.0 z 670
1993-09-09 04:38:26 C 23 22 15.57 +27 43 05.5 z 670
1993-09-09 04:58:24 C 23 22 16.34 +27 43 26.1 z 670
1993-09-11 06:03:48 C 23 24 14.69 +28 31 58.0 a 688
1993-09-11 06:15:01 C 23 24 15.03 +28 32 08.6 a 688
1993-09-11 06:43:07 C 23 24 15.91 +28 32 35.5 a 688
1993-09-11 07:02:28 C 23 24 16.50 +28 32 53.5 a 688
1993-09-11 07:43:09 C 23 24 17.78 +28 33 32.1 a 688
1993-09-11 08:20:37 C 23 24 18.94 +28 34 06.5 a 688
1993-09-11 08:42:35 C 23 24 19.63 +28 34 26.6 a 688
1993-09-11 09:31:27 C 23 24 21.17 +28 35 10.8 a 688
1993-09-11 09:50:05 C 23 24 21.75 +28 35 27.5 a 688
1993-09-12 05:06:14 C 23 25 09.13 +28 52 56.2 z 801
1993-09-12 05:17:34 C 23 25 09.46 +28 53 06.0 z 801
1993-09-12 09:26:15 A 23 25 18.76 +28 56 48.6 16.5 675
1993-09-12 09:59:30 A 23 25 19.82 +28 57 20.2 675
1993-09-13 22:51:36 C 23 26 48.91 +29 28 12.8 z 595
1993-09-13 23:31:05 C 23 26 50.24 +29 28 44.5 z 595
1993-09-15 02:22:47 C 23 27 55.10 +29 49 28.8 z 801
1993-09-15 02:42:24 C 23 27 55.75 +29 49 43.8 z 801
1993-09-15 08:32:15 A 23 28 08.15 +29 54 07.4 675
1993-09-15 09:07:30 A 23 28 09.19 +29 54 33.2 675
1993-09-15 23:13:30 C 23 28 43.16 +30 04 33.3 z 595
1993-09-15 23:44:38 C 23 28 44.08 +30 04 54.5 z 595
1993-09-16 03:27:14 C 23 28 55.08 +30 07 30.3 a 688
1993-09-16 03:34:24 C 23 28 55.32 +30 07 35.8 a 688
1993-09-16 03:59:34 C 23 28 56.18 +30 07 54.5 a 688
1993-09-16 04:41:06 C 23 28 57.52 +30 08 24.8 a 688
1993-09-16 07:11:49 C 23 29 02.14 +30 10 11.3 a 688
1993-09-16 08:38:29 C 23 29 05.21 +30 11 02.6 z 658
1993-09-16 08:42:23 C 23 29 05.34 +30 11 05.2 z 658
1993-09-16 08:46:20 C 23 29 05.46 +30 11 07.9 z 658