2018 RC4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5974602000
Semi-major axis (a)2.5421745000 AU
Inclination (i)3.88054000°
Long. of Asc. Node (Ω)351.90432000°
Arg. of Perihelion (ω)11.67784000°
Mean Anomaly (M)276.28705000°
Mean Motion (n)0.2431621800°/day
Perihelion dist (q)1.02332640 AU
Aphelion dist (Q)4.06102260 AU
Orbital Period4.05329340 yr
Physical Parameters
H (abs. magnitude)25.90
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.890″
Uncertainty7
Orbit TypeAmor
MOID0.020623 AU
Observations Used53
Oppositions1
Arc Total
First Observation Used
Last Observation Used2018-09-21
Observations (54)
Date Type RA Dec Mag Band Observatory
2018-09-10 04:52:01 C 22 39 52.77 -19 59 20.5 V 703
2018-09-10 04:59:38 C 22 39 58.76 -19 58 12.9 V 703
2018-09-10 05:07:15 C 22 40 04.77 -19 57 06.5 V 703
2018-09-10 05:14:51 C 22 40 10.79 -19 55 57.6 V 703
2018-09-10 08:31:49 C 22 42 46.80 -19 25 58.5 V I52
2018-09-10 08:32:09 C 22 42 47.10 -19 25 55.6 V I52
2018-09-10 08:32:30 C 22 42 47.38 -19 25 51.8 V I52
2018-09-10 08:32:52 C 22 42 47.67 -19 25 48.5 V I52
2018-09-10 21:16:16 C 22 54 20.85 -17 21 40.4 V L01
2018-09-10 21:18:29 C 22 54 22.80 -17 21 17.9 V L01
2018-09-10 21:20:43 C 22 54 24.76 -17 20 54.5 V L01
2018-09-10 21:31:19 C 22 54 34.70 -17 19 02.0 18.6 V 104
2018-09-10 21:37:40 C 22 54 40.21 -17 17 56.7 18.8 V 104
2018-09-10 21:41:53 C 22 54 43.90 -17 17 12.8 18.9 V 104
2018-09-10 22:13:56 C 22 55 11.05 -17 11 45.8 V 595
2018-09-10 22:17:17 C 22 55 15.03 -17 11 10.3 V 204
2018-09-10 22:19:03 C 22 55 15.51 -17 10 53.4 V 595
2018-09-10 22:28:50 C 22 55 25.10 -17 09 10.3 V 204
2018-09-10 22:39:43 C 22 55 34.60 -17 07 16.7 V 204
2018-09-11 04:23:32 C 23 01 07.63 -16 04 56.5 I52
2018-09-11 04:25:19 C 23 01 09.28 -16 04 37.3 I52
2018-09-11 04:25:35 C 23 01 09.55 -16 04 35.2 I52
2018-09-11 04:25:51 C 23 01 09.71 -16 04 31.9 I52
2018-09-11 11:35:26 C 23 07 50.28 -14 42 52.5 U T08
2018-09-11 11:50:44 C 23 08 04.26 -14 39 52.3 U T08
2018-09-11 12:05:23 C 23 08 17.72 -14 36 59.5 U T08
2018-09-11 12:20:45 C 23 08 31.87 -14 33 57.7 U T08
2018-09-11 12:50:46 C 23 09 10.19 -14 23 18.0 V 474
2018-09-11 12:51:20 C 23 09 10.69 -14 23 11.2 V 474
2018-09-11 12:52:26 C 23 09 11.72 -14 22 58.0 V 474
2018-09-11 12:54:19 C 23 09 13.49 -14 22 35.9 V 474
2018-09-13 04:57:56 C 23 52 46.48 -05 26 33.3 U I52
2018-09-13 04:58:11 C 23 52 46.80 -05 26 28.9 U I52
2018-09-13 04:59:46 C 23 52 48.51 -05 26 05.4 U I52
2018-09-13 05:00:02 C 23 52 48.81 -05 26 01.3 U I52
2018-09-13 05:57:27 C 23 53 52.01 -05 11 34.5 U 703
2018-09-13 06:18:45 C 23 54 15.34 -05 06 12.4 U 703
2018-09-13 06:26:25 C 23 54 23.71 -05 04 15.7 U 703
2018-09-13 06:34:06 C 23 54 32.08 -05 02 19.6 U 703
2018-09-15 04:29:43 C 00 50 54.24 +07 15 45.2 V I52
2018-09-15 04:30:00 C 00 50 54.54 +07 15 49.7 V I52
2018-09-15 04:30:15 C 00 50 54.82 +07 15 54.2 V I52
2018-09-15 04:30:31 C 00 50 55.13 +07 15 58.9 V I52
2018-09-17 07:42:09 C 01 53 48.94 +19 48 12.8 V I52
2018-09-17 07:42:56 C 01 53 49.80 +19 48 22.7 V I52
2018-09-17 07:43:44 C 01 53 50.71 +19 48 33.5 V I52
2018-09-17 07:44:32 C 01 53 51.60 +19 48 43.3 V I52
2018-09-18 11:46:15 C 02 25 05.12 +25 03 01.5 V I52
2018-09-18 11:47:03 C 02 25 05.94 +25 03 09.6 V I52
2018-09-18 11:47:50 C 02 25 06.73 +25 03 17.1 V I52