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
2014-08-06 07:31:04 C 20 15 50.20 -11 18 05.9 q H45
2014-08-06 07:33:03 C 20 15 50.18 -11 18 03.6 q H45
2014-08-06 07:35:00 C 20 15 50.18 -11 18 01.0 q H45
2014-08-16 21:19:43 C 20 17 02.07 -05 42 40.2 q 160
2014-08-16 21:23:05 C 20 17 02.06 -05 42 35.8 q 160
2014-08-16 21:26:27 C 20 17 02.11 -05 42 31.8 q 160
2014-08-17 10:00:42 C 20 17 11.48 -05 25 26.9 L T08
2014-08-17 10:11:07 C 20 17 11.58 -05 25 11.9 L T08
2014-08-17 21:56:16 C 20 17 22.41 -05 09 37.6 q 160
2014-08-17 21:59:39 C 20 17 22.42 -05 09 33.1 q 160
2014-08-17 22:02:31 C 20 17 22.46 -05 09 29.3 q 160
2014-08-18 08:19:46 C 20 17 32.40 -04 55 30.6 L T08
2014-08-18 08:53:51 C 20 17 32.60 -04 54 42.7 L T08
2014-08-18 21:42:14 C 20 17 45.12 -04 37 45.3 q 160
2014-08-18 21:45:01 C 20 17 45.18 -04 37 41.5 q 160
2014-08-18 21:47:48 C 20 17 45.23 -04 37 37.7 q 160
2014-08-24 22:58:45 C 20 21 09.15 -01 25 17.7 r Y00
2014-08-24 23:14:02 C 20 21 09.50 -01 24 57.8 r Y00
2014-08-24 23:32:02 C 20 21 09.88 -01 24 34.5 r Y00
2014-08-30 22:47:56 C 20 26 28.99 +01 34 34.4 q Z72
2014-08-30 23:37:45 C 20 26 30.93 +01 35 35.0 q Z72
2014-09-04 02:59:51 C 20 31 28.55 +03 32 12.9 u H21
2014-09-04 03:04:45 C 20 31 28.79 +03 32 18.3 u H21
2014-09-04 03:08:35 C 20 31 28.97 +03 32 22.7 u H21
2014-09-04 03:13:28 C 20 31 29.20 +03 32 28.2 u H21
2014-09-04 03:17:18 C 20 31 29.37 +03 32 32.6 u H21
2014-09-05 02:19:30 C 20 32 47.35 +03 58 27.1 q H21
2014-09-05 02:23:21 C 20 32 47.55 +03 58 31.3 q H21
2014-09-05 02:27:25 C 20 32 47.74 +03 58 36.0 q H21
2014-09-05 02:31:19 C 20 32 47.95 +03 58 40.3 q H21
2014-09-05 02:35:10 C 20 32 48.15 +03 58 44.6 q H21
2014-09-08 00:59:11 C 20 37 05.21 +05 15 04.0 q I15
2014-09-08 01:03:25 C 20 37 05.45 +05 15 08.5 q I15
2014-09-08 01:07:38 C 20 37 05.69 +05 15 13.0 q I15
2014-09-13 22:32:58 C 20 47 06.11 +07 34 48.6 q 160
2014-09-13 22:36:20 C 20 47 06.34 +07 34 51.3 q 160
2014-09-13 22:39:43 C 20 47 06.59 +07 34 54.6 q 160
2014-09-14 05:52:36 C 20 47 41.919 +07 41 42.63 L F51
2014-09-14 06:09:00 C 20 47 43.065 +07 41 57.70 L F51
2014-09-14 06:25:21 C 20 47 44.202 +07 42 12.67 L F51
2014-09-14 06:41:44 C 20 47 45.346 +07 42 27.75 L F51
2014-09-18 19:14:20 C 20 56 42.53 +09 15 17.7 q 089
2014-09-18 19:16:58 C 20 56 42.74 +09 15 20.0 q 089
2014-09-18 19:19:36 C 20 56 42.95 +09 15 22.3 q 089
2014-09-18 19:22:14 C 20 56 43.18 +09 15 23.8 q 089
2014-09-18 19:27:30 C 20 56 43.60 +09 15 27.9 q 089
2014-09-18 19:30:08 C 20 56 43.79 +09 15 31.1 q 089
2014-09-18 19:32:46 C 20 56 44.02 +09 15 32.8 q 089
2014-09-18 19:38:02 C 20 56 44.41 +09 15 36.0 q 089
2014-09-23 20:45:12 C 21 07 50.65 +10 45 40.6 c A24