2018 RL4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4005652615 ± 2.90e-06
Semi-major axis (a)0.8718904711 AU ± 1.39e-07
Inclination (i)5.78295320° ± 6.21e-05
Long. of Asc. Node (Ω)241.71849323° ± 4.64e-04
Arg. of Perihelion (ω)276.97375820° ± 3.89e-04
Mean Anomaly (M)132.96694315° ± 6.90e-04
Mean Motion (n)1.2106521544°/day ± 2.90e-07
Perihelion dist (q)0.52264144 AU ± 2.53e-06
Aphelion dist (Q)1.22113951 AU ± 2.54e-06
Orbital Period0.81412839 yr ± 1.95e-07
Physical Parameters
H (abs. magnitude)22.74
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.313″
Uncertainty0
Orbit TypeAten
MOID0.055478 AU
Observations Used37
Oppositions1
Arc Total2018-2022
First Observation Used2018-09-10
Last Observation Used2022-07-28
Observations (42)
Date Type RA Dec Mag Band Observatory
2018-09-10 03:48:28 C 21 17 20.75 +14 51 00.3 V G96
2018-09-10 03:56:01 C 21 17 19.54 +14 50 48.4 V G96
2018-09-10 04:03:35 C 21 17 18.36 +14 50 36.2 V G96
2018-09-10 08:02:42 C 21 16 39.69 +14 44 12.8 V I52
2018-09-10 08:07:29 C 21 16 38.93 +14 44 05.0 V I52
2018-09-10 08:12:17 C 21 16 38.18 +14 43 55.9 V I52
2018-09-10 19:09:31 C 21 15 00.98 +14 26 16.1 V L01
2018-09-10 19:20:24 C 21 14 59.27 +14 25 57.8 V L01
2018-09-11 02:23:55 C 21 13 56.05 +14 14 40.6 u H21
2018-09-11 02:31:13 C 21 13 54.91 +14 14 28.9 u H21
2018-09-11 02:38:14 C 21 13 53.81 +14 14 17.7 u H21
2018-09-11 03:28:31 C 21 13 47.11 +14 13 03.1 I52
2018-09-11 03:33:19 C 21 13 46.30 +14 12 54.8 I52
2018-09-11 03:38:07 C 21 13 45.55 +14 12 47.8 I52
2018-09-11 03:42:53 C 21 13 44.50 +14 12 36.9 I52
2018-09-12 02:49:36 C 21 10 22.62 +13 35 17.5 u H21
2018-09-12 03:06:51 C 21 10 20.02 +13 34 49.8 u H21
2018-09-12 03:25:52 C 21 10 17.17 +13 34 19.2 u H21
2018-09-12 03:27:35 C 21 10 17.65 +13 34 19.8 I52
2018-09-12 03:34:40 C 21 10 16.60 +13 34 08.5 I52
2018-09-12 03:42:21 C 21 10 15.44 +13 33 55.7 I52
2018-09-12 03:48:20 C 21 10 14.57 +13 33 46.7 I52
2018-09-16 04:15:23 C 20 57 37.57 +10 58 50.7 V V06
2018-09-16 04:19:17 C 20 57 36.90 +10 58 42.2 V V06
2018-09-16 04:23:07 C 20 57 36.41 +10 58 36.0 V V06
2018-09-16 04:26:57 C 20 57 35.92 +10 58 29.8 V V06
2018-09-17 02:37:11 C 20 55 02.22 +10 23 26.1 V V06
2018-09-17 02:40:52 C 20 55 01.53 +10 23 17.3 V V06
2018-09-17 02:44:32 C 20 55 01.10 +10 23 11.7 V V06
2018-09-17 02:48:12 C 20 55 00.63 +10 23 05.8 V V06
2018-10-06 02:05:53 C 20 25 23.86 +00 14 37.4 U 807
2018-10-06 02:14:31 C 20 25 23.62 +00 14 28.2 U 807
2018-10-06 02:21:08 C 20 25 23.40 +00 14 21.4 U 807
2022-07-24 21:43:25 C 16 36 46.18 +30 41 50.7 X C95
2022-07-24 22:27:39 C 16 36 57.23 +30 37 31.9 X C95
2022-07-24 23:11:28 C 16 37 08.29 +30 33 15.3 X C95
2022-07-27 05:52:42 C 16 49 59.335 +25 41 23.40 V T12
2022-07-27 05:54:45 C 16 49 59.716 +25 41 13.23 V T12
2022-07-27 05:56:56 C 16 50 00.120 +25 41 02.61 V T12
2022-07-28 21:46:31 C 16 57 33.902 +22 35 23.77 V J04
2022-07-28 21:52:11 C 16 57 34.797 +22 34 58.63 V J04
2022-07-28 21:57:50 C 16 57 35.702 +22 34 33.99 V J04