2018 RL

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4108395762 ± 1.32e-08
Semi-major axis (a)1.8587271518 AU ± 9.61e-09
Inclination (i)18.83838816° ± 3.40e-06
Long. of Asc. Node (Ω)226.89539033° ± 2.91e-06
Arg. of Perihelion (ω)153.07117789° ± 9.40e-06
Mean Anomaly (M)287.32140500° ± 7.45e-06
Mean Motion (n)0.3889455541°/day ± 3.02e-09
Perihelion dist (q)1.09508848 AU ± 2.52e-08
Aphelion dist (Q)2.62236583 AU ± 2.80e-08
Orbital Period2.53409834 yr ± 1.96e-08
Physical Parameters
H (abs. magnitude)19.86
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.220″
Uncertainty0
Orbit TypeAmor
MOID0.127882 AU
Observations Used275
Oppositions6
Arc Total2013-2023
First Observation Used2013-11-27
Last Observation Used2023-12-07
Observations (296)
Date Type RA Dec Mag Band Observatory
2018-10-22 01:54:33 C 21 27 01.40 +38 20 17.6 u H21
2018-10-22 20:19:49 C 21 32 34.68 +37 44 03.8 c A48
2018-10-22 20:22:20 C 21 32 35.40 +37 43 58.1 c A48
2018-10-22 20:24:50 C 21 32 36.18 +37 43 52.7 c A48
2018-10-22 20:27:22 C 21 32 36.89 +37 43 47.5 c A48
2018-10-23 19:08:26 C 21 39 39.38 +36 56 20.8 q 160
2018-10-23 19:12:24 C 21 39 40.58 +36 56 11.9 q 160
2018-10-23 19:16:09 C 21 39 41.69 +36 56 03.6 q 160
2018-10-24 00:58:45 C 21 41 30.25 +36 43 38.2 u H21
2018-10-24 01:02:29 C 21 41 31.35 +36 43 29.7 u H21
2018-10-24 01:06:16 C 21 41 32.52 +36 43 21.8 u H21
2018-10-24 01:10:07 C 21 41 33.68 +36 43 13.1 u H21
2018-10-24 01:14:25 C 21 41 34.94 +36 43 03.8 u H21
2018-10-24 01:18:45 C 21 41 36.24 +36 42 54.3 u H21
2018-10-24 01:22:39 C 21 41 37.44 +36 42 45.6 u H21
2018-10-27 05:16:16 C 22 06 28.99 +33 35 07.3 V I52
2018-10-27 05:20:48 C 22 06 30.46 +33 34 54.0 V I52
2018-10-27 05:27:32 C 22 06 32.65 +33 34 35.3 V I52
2018-10-29 03:28:10 C 22 22 24.41 +31 20 37.9 V G96
2018-10-29 03:36:13 C 22 22 27.11 +31 20 13.2 V G96
2018-10-29 03:44:16 C 22 22 29.79 +31 19 48.1 V G96
2018-10-29 03:52:19 C 22 22 32.48 +31 19 23.1 V G96
2018-10-29 07:03:26 C 22 23 36.92 +31 09 23.0 o 291
2018-10-29 07:04:49 C 22 23 37.40 +31 09 18.2 o 291
2018-10-29 07:06:13 C 22 23 37.85 +31 09 14.0 o 291
2018-10-29 07:16:14 C 22 23 41.29 +31 08 42.2 o 291
2018-10-29 07:20:02 C 22 23 42.62 +31 08 30.8 o 291
2018-10-29 07:23:46 C 22 23 43.87 +31 08 18.1 o 291
2018-10-30 04:09:14 C 22 31 03.52 +30 02 25.2 V 703
2018-10-30 04:17:39 C 22 31 06.36 +30 01 57.4 V 703
2018-10-30 04:26:04 C 22 31 09.23 +30 01 30.0 V 703
2018-10-30 04:34:29 C 22 31 12.05 +30 01 02.6 V 703
2018-10-31 08:40:31 C 22 41 07.79 +28 26 24.5 17.4 r 718
2018-10-31 08:43:05 C 22 41 08.66 +28 26 14.5 17.5 r 718
2018-10-31 08:45:39 C 22 41 09.57 +28 26 05.6 17.6 r 718
2018-10-31 08:48:12 C 22 41 10.48 +28 25 57.3 17.2 r 718
2018-11-01 08:16:12 C 22 49 34.09 +27 03 44.7 U T05
2018-11-01 08:30:23 C 22 49 38.99 +27 02 52.9 U T05
2018-11-01 08:44:39 C 22 49 43.87 +27 02 00.9 U T05
2018-11-01 08:58:56 C 22 49 48.79 +27 01 08.6 U T05
2018-11-03 08:24:12 C 23 06 46.75 +24 03 59.2 V T08
2018-11-03 08:38:30 C 23 06 51.66 +24 03 03.2 V T08
2018-11-03 08:52:49 C 23 06 56.57 +24 02 07.4 V T08
2018-11-03 09:07:07 C 23 07 01.49 +24 01 11.5 V T08
2018-11-04 03:17:35 C 23 13 32.82 +22 50 06.7 V 703
2018-11-04 03:25:11 C 23 13 35.41 +22 49 36.9 V 703
2018-11-04 03:32:46 C 23 13 37.99 +22 49 07.1 V 703
2018-11-04 03:40:21 C 23 13 40.59 +22 48 37.3 V 703
2018-11-04 17:05:55 C 23 18 26.89 +21 55 10.3 o C41
2018-11-04 17:09:23 C 23 18 28.11 +21 54 55.9 o C41