2013 RK21

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4198198000
Semi-major axis (a)1.8037935000 AU
Inclination (i)6.00117000°
Long. of Asc. Node (Ω)170.57791000°
Arg. of Perihelion (ω)159.86310000°
Mean Anomaly (M)19.32970000°
Mean Motion (n)0.4068401700°/day
Perihelion dist (q)1.04652530 AU
Aphelion dist (Q)2.56106170 AU
Orbital Period2.42259170 yr
Physical Parameters
H (abs. magnitude)24.50
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.480″
Uncertainty6
Orbit TypeAmor
MOID0.044602 AU
Observations Used66
Oppositions1
Arc Total
First Observation Used
Last Observation Used2013-10-11
Observations (67)
Date Type RA Dec Mag Band Observatory
2013-09-04 07:47:11 C 23 54 58.74 +17 42 29.8 q 703
2013-09-04 07:54:41 C 23 55 02.71 +17 41 57.1 q 703
2013-09-04 08:09:10 C 23 55 10.06 +17 40 57.9 q 703
2013-09-04 09:44:33 C 23 55 59.25 +17 34 19.3 q 703
2013-09-04 09:46:34 C 23 56 00.31 +17 34 11.9 q 703
2013-09-04 09:48:32 C 23 56 01.27 +17 34 02.5 q 703
2013-09-04 09:50:34 C 23 56 02.28 +17 33 55.0 q 703
2013-09-04 09:52:34 C 23 56 03.35 +17 33 46.0 q 703
2013-09-04 11:08:21 C 23 56 42.54 +17 28 24.3 q 703
2013-09-04 11:09:18 C 23 56 43.11 +17 28 19.9 q 703
2013-09-04 11:10:16 C 23 56 43.53 +17 28 16.3 q 703
2013-09-04 11:11:13 C 23 56 44.08 +17 28 12.9 q 703
2013-09-04 11:12:13 C 23 56 44.64 +17 28 07.8 q 703
2013-09-04 17:54:43 C 00 00 32.10 +16 59 44.1 19.2 C48
2013-09-04 17:58:45 C 00 00 34.21 +16 59 27.5 19.4 C48
2013-09-04 18:00:46 C 00 00 35.33 +16 59 18.8 19.6 C48
2013-09-04 21:16:52 C 00 02 25.74 +16 45 46.8 t 198
2013-09-04 21:17:42 C 00 02 26.18 +16 45 44.4 t 198
2013-09-04 21:23:11 C 00 02 28.99 +16 45 22.0 t 198
2013-09-04 21:26:46 C 00 02 30.83 +16 45 07.5 t 198
2013-09-04 21:52:24 C 00 02 44.16 +16 43 37.1 q 160
2013-09-04 21:56:24 C 00 02 46.15 +16 43 21.3 q 160
2013-09-04 22:00:25 C 00 02 48.20 +16 43 05.0 q 160
2013-09-04 22:04:28 C 00 02 50.24 +16 42 49.0 q 160
2013-09-04 22:16:24 C 00 02 56.31 +16 41 55.8 c A24
2013-09-04 22:19:48 C 00 02 57.96 +16 41 42.3 c A24
2013-09-04 22:23:13 C 00 02 59.74 +16 41 28.5 c A24
2013-09-04 22:26:36 C 00 03 01.47 +16 41 14.8 c A24
2013-09-04 23:30:11 C 00 03 34.46 +16 36 58.1 u I93
2013-09-04 23:41:53 C 00 03 39.04 +16 36 08.9 t 204
2013-09-04 23:42:27 C 00 03 40.55 +16 36 08.6 u I93
2013-09-04 23:57:28 C 00 03 46.75 +16 35 05.7 t 204
2013-09-05 00:00:57 C 00 03 49.77 +16 34 53.6 u I93
2013-09-05 00:09:18 C 00 03 52.59 +16 34 17.4 t 204
2013-09-05 00:14:25 C 00 03 56.41 +16 33 59.1 u I93
2013-09-05 05:33:46 C 00 06 45.16 +16 12 24.4 u H21
2013-09-05 05:46:15 C 00 06 51.19 +16 11 34.2 u H21
2013-09-05 05:59:40 C 00 06 57.66 +16 10 40.0 u H21
2013-09-05 21:46:06 C 00 14 56.42 +15 06 50.7 q A79
2013-09-05 21:51:00 C 00 14 58.68 +15 06 31.4 q A79
2013-09-05 21:55:28 C 00 15 00.64 +15 06 13.7 q A79
2013-09-06 23:17:41 C 00 26 50.66 +13 26 43.8 q 246
2013-09-06 23:19:20 C 00 26 51.36 +13 26 37.6 q 246
2013-09-06 23:21:58 C 00 26 52.43 +13 26 27.4 q 246
2013-09-06 23:24:14 C 00 26 53.40 +13 26 18.5 q 246
2013-09-06 23:27:43 C 00 26 54.83 +13 26 05.5 q 246
2013-09-07 07:49:24 C 00 30 31.98 +12 54 42.6 u H21
2013-09-07 07:51:43 C 00 30 32.88 +12 54 34.0 u H21
2013-09-07 07:54:26 C 00 30 33.96 +12 54 23.6 u H21
2013-09-07 07:56:33 C 00 30 34.81 +12 54 15.4 u H21