2018 GL4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6884982372 ± 2.00e+00
Semi-major axis (a)1.8482886190 AU ± 3.00e+00
Inclination (i)5.33295320° ± 4.00e+00
Long. of Asc. Node (Ω)91.23059685° ± 5.00e+00
Arg. of Perihelion (ω)213.99653116° ± 6.00e+00
Mean Anomaly (M)347.32726730° ± 9.49e-02
Mean Motion (n)0.3922374000°/day ± 9.55e-01
Perihelion dist (q)0.57574590 AU ± 3.81e+00
Aphelion dist (Q)3.12083350 AU ± 6.27e+00
Orbital Period2.51278350 yr ± 6.12e+00
Physical Parameters
H (abs. magnitude)22.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.424″
Uncertainty2
Orbit TypeApollo
MOID0.074892 AU
Observations Used89
Oppositions1
Arc Total2018-2018
First Observation Used
Last Observation Used2018-04-21
Observations (93)
Date Type RA Dec Mag Band Observatory
2018-04-15 01:12:12 C 15 43 22.99 +27 58 06.1 S C47
2018-04-15 11:44:45 C 15 47 46.86 +29 19 28.7 U I52
2018-04-15 11:46:49 C 15 47 47.75 +29 19 44.9 U I52
2018-04-15 11:47:04 C 15 47 47.86 +29 19 47.0 U I52
2018-04-15 11:47:21 C 15 47 47.97 +29 19 49.0 U I52
2018-04-17 11:02:19 C 16 13 57.56 +36 26 00.5 U I52
2018-04-17 11:04:41 C 16 13 59.11 +36 26 24.5 U I52
2018-04-17 11:06:52 C 16 14 00.59 +36 26 46.5 U I52
2018-04-17 11:07:09 C 16 14 00.77 +36 26 49.1 U I52
2018-04-18 09:33:40 C 16 31 40.92 +40 26 19.4 U G96
2018-04-18 09:41:55 C 16 31 48.03 +40 27 51.9 U G96
2018-04-18 09:51:02 C 16 31 55.88 +40 29 34.2 U G96
2018-04-18 09:59:30 C 16 32 03.18 +40 31 08.5 U G96
2018-04-18 11:38:07 C 16 33 29.17 +40 49 31.4 U I52
2018-04-18 11:38:23 C 16 33 29.42 +40 49 33.8 U I52
2018-04-18 11:38:39 C 16 33 29.65 +40 49 37.0 U I52
2018-04-18 11:38:55 C 16 33 29.86 +40 49 39.8 U I52
2018-04-18 22:11:36 C 16 43 48.75 +42 49 34.1 q 246
2018-04-18 22:12:02 C 16 43 49.14 +42 49 40.8 q 246
2018-04-18 22:12:12 C 16 43 49.35 +42 49 42.1 q 246
2018-04-18 22:12:23 C 16 43 49.59 +42 49 44.0 q 246
2018-04-18 22:12:43 C 16 43 49.80 +42 49 48.7 q 246
2018-04-18 22:12:59 C 16 43 50.11 +42 49 51.7 q 246
2018-04-18 22:13:09 C 16 43 50.29 +42 49 52.9 q 246
2018-04-18 22:13:37 C 16 43 50.84 +42 49 58.3 q 246
2018-04-18 22:21:12 C 16 43 58.43 +42 51 28.4 S C47
2018-04-18 22:23:09 C 16 44 00.41 +42 51 51.5 S C47
2018-04-18 22:24:59 C 16 44 02.27 +42 52 12.8 S C47
2018-04-18 22:26:55 C 16 44 04.25 +42 52 35.6 S C47
2018-04-19 10:48:34 C 16 57 43.65 +45 18 57.7 U 703
2018-04-19 10:55:38 C 16 57 51.96 +45 20 23.3 U 703
2018-04-19 11:09:48 C 16 58 08.44 +45 23 10.6 U 703
2018-04-20 02:48:20 C 17 18 54.28 +48 30 01.3 V 204
2018-04-20 02:57:30 C 17 19 07.42 +48 31 50.6 V 204
2018-04-20 03:06:29 C 17 19 20.29 +48 33 37.9 V 204
2018-04-20 09:29:35 C 17 29 07.93 +49 49 43.0 U I52
2018-04-20 09:30:37 C 17 29 09.56 +49 49 55.8 U I52
2018-04-20 09:31:40 C 17 29 11.18 +49 50 08.1 U I52
2018-04-20 09:32:43 C 17 29 12.75 +49 50 20.2 U I52
2018-04-21 08:54:34 C 18 12 04.98 +54 10 42.0 U I52
2018-04-21 08:55:22 C 18 12 06.93 +54 10 51.0 U I52
2018-04-21 08:56:10 C 18 12 08.43 +54 10 58.9 U I52
2018-04-21 08:56:56 C 18 12 10.08 +54 11 06.9 U I52