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
2014-09-23 20:46:14 C 21 07 50.74 +10 45 41.6 c A24
2014-09-23 22:02:28 C 21 07 57.61 +10 46 33.1 c A24
2014-09-23 22:03:31 C 21 07 57.71 +10 46 34.1 c A24
2014-09-23 22:05:29 C 21 07 57.77 +10 46 35.5 q 160
2014-09-23 22:08:02 C 21 07 58.05 +10 46 37.2 q 160
2014-09-23 22:10:37 C 21 07 58.28 +10 46 39.1 q 160
2014-09-25 19:52:52 C 21 12 27.47 +11 16 56.8 q Z81
2014-09-25 20:25:24 C 21 12 30.46 +11 17 17.9 q Z81
2014-09-25 20:39:14 C 21 12 31.42 +11 17 23.1 c A24
2014-09-25 20:40:17 C 21 12 31.51 +11 17 24.0 c A24
2014-09-25 20:50:11 C 21 12 32.78 +11 17 34.0 q Z81
2014-09-25 22:52:00 C 21 12 43.80 +11 18 47.5 q 160
2014-09-25 22:54:56 C 21 12 44.07 +11 18 49.4 q 160
2014-09-25 22:57:52 C 21 12 44.35 +11 18 51.4 q 160
2014-09-26 21:28:26 C 21 15 00.07 +11 32 59.0 q 160
2014-09-26 21:31:01 C 21 15 00.32 +11 33 00.6 q 160
2014-09-26 21:33:59 C 21 15 00.60 +11 33 02.5 q 160
2014-09-27 20:00:55 C 21 17 17.93 +11 46 39.7 q 160
2014-09-27 20:03:13 C 21 17 18.15 +11 46 41.1 q 160
2014-09-27 20:05:32 C 21 17 18.37 +11 46 42.5 q 160
2014-09-28 18:32:29 C 21 19 36.99 +11 59 51.0 q 089
2014-09-28 18:41:50 C 21 19 37.91 +11 59 56.3 q 089
2014-09-28 18:44:23 C 21 19 38.16 +11 59 57.8 q 089
2014-09-28 18:46:56 C 21 19 38.40 +11 59 59.2 q 089
2014-09-28 18:49:29 C 21 19 38.66 +12 00 00.7 q 089
2014-09-28 18:52:02 C 21 19 38.90 +12 00 02.2 q 089
2014-09-28 18:54:35 C 21 19 39.16 +12 00 03.7 q 089
2014-09-28 18:57:08 C 21 19 39.40 +12 00 05.2 q 089
2014-09-28 18:59:41 C 21 19 39.65 +12 00 06.3 q 089
2014-09-28 19:02:14 C 21 19 39.90 +12 00 08.2 q 089
2014-09-28 21:47:37 C 21 19 56.56 +12 01 43.9 q 160
2014-09-28 21:50:31 C 21 19 56.85 +12 01 45.7 q 160
2014-09-28 21:53:28 C 21 19 57.14 +12 01 47.5 q 160
2014-09-29 03:12:24 C 21 20 31.20 +12 04 54.4 R G45
2014-09-29 03:50:26 C 21 20 34.89 +12 05 16.0 R G45
2014-09-29 04:27:21 C 21 20 38.48 +12 05 36.7 R G45
2014-09-29 04:45:04 C 21 20 40.18 +12 05 47.2 R G45
2014-09-29 05:36:20 C 21 20 45.19 +12 06 15.7 R G45
2014-09-29 21:55:41 C 21 22 27.70 +12 15 18.9 q 160
2014-09-29 21:59:41 C 21 22 28.10 +12 15 21.3 q 160
2014-09-29 22:02:34 C 21 22 28.39 +12 15 22.8 q 160
2014-10-01 21:00:27 C 21 27 28.68 +12 40 20.1 q Z72
2014-10-01 21:30:24 C 21 27 31.75 +12 40 36.0 q Z72
2014-10-04 02:59:01 C 21 33 21.26 +13 06 58.2 q 703
2014-10-04 03:06:59 C 21 33 22.10 +13 07 02.8 q 703
2014-10-04 03:14:55 C 21 33 22.92 +13 07 05.2 q 703
2014-10-04 03:22:53 C 21 33 23.73 +13 07 09.2 q 703
2014-10-04 19:34:38 C 21 35 10.78 +13 14 34.0 q 160
2014-10-04 19:37:37 C 21 35 11.09 +13 14 35.5 q 160
2014-10-04 19:40:40 C 21 35 11.41 +13 14 36.6 q 160