2018 EL4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1973328415 ± 4.26e-05
Semi-major axis (a)1.0639716963 AU ± 3.11e-05
Inclination (i)3.18266778° ± 6.86e-04
Long. of Asc. Node (Ω)168.49003736° ± 2.16e-04
Arg. of Perihelion (ω)271.03072249° ± 7.48e-04
Mean Anomaly (M)72.06341435° ± 1.07e-01
Mean Motion (n)0.8980844227°/day ± 3.94e-05
Perihelion dist (q)0.85401514 AU ± 5.18e-05
Aphelion dist (Q)1.27392825 AU ± 5.87e-05
Orbital Period1.09747620 yr ± 4.81e-05
Physical Parameters
H (abs. magnitude)25.35
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.356″
Uncertainty3
Orbit TypeApollo
MOID0.005153 AU
Observations Used81
Oppositions1
Arc Total2018-2018
First Observation Used2018-03-14
Last Observation Used2018-04-13
Observations (85)
Date Type RA Dec Mag Band Observatory
2018-03-14 05:02:18 C 08 55 25.46 +21 00 50.9 U G96
2018-03-14 05:09:47 C 08 55 28.59 +21 00 54.0 U G96
2018-03-14 05:17:15 C 08 55 31.71 +21 00 57.8 U G96
2018-03-14 05:24:43 C 08 55 34.85 +21 01 00.8 U G96
2018-03-14 06:03:36 C 08 55 51.09 +21 01 16.6 U I52
2018-03-14 06:04:59 C 08 55 51.65 +21 01 17.9 U I52
2018-03-14 06:07:45 C 08 55 52.83 +21 01 19.2 U I52
2018-03-14 19:49:04 C 09 02 07.19 +21 06 30.3 18.6 U K63
2018-03-14 19:57:51 C 09 02 09.07 +21 06 26.4 o K88
2018-03-14 20:04:31 C 09 02 13.19 +21 06 38.7 19.5 U K63
2018-03-14 20:06:07 C 09 02 12.40 +21 06 30.2 o K88
2018-03-14 20:12:21 C 09 02 16.44 +21 06 36.6 U 587
2018-03-14 20:12:40 C 09 02 16.43 +21 06 42.0 19.8 U K63
2018-03-14 20:14:23 C 09 02 15.66 +21 06 33.4 o K88
2018-03-14 20:15:12 C 09 02 17.59 +21 06 38.2 U 587
2018-03-14 20:20:35 C 09 02 19.71 +21 06 40.2 U 587
2018-03-14 20:25:58 C 09 02 21.83 +21 06 42.0 U 587
2018-03-14 21:57:52 C 09 02 57.68 +21 07 19.1 19.9 U 104
2018-03-14 22:07:40 C 09 03 01.57 +21 07 22.7 U 104
2018-03-14 22:19:24 C 09 03 06.14 +21 07 25.4 20.0 U 104
2018-03-15 04:35:31 C 09 05 45.62 +21 09 44.7 u H21
2018-03-15 04:41:54 C 09 05 48.05 +21 09 46.4 u H21
2018-03-16 01:48:40 C 09 14 16.84 +21 15 01.2 u H21
2018-03-16 01:56:26 C 09 14 19.49 +21 15 03.3 u H21
2018-03-16 02:06:06 C 09 14 22.79 +21 15 05.8 u H21
2018-03-16 03:57:00 C 09 15 00.11 +21 15 28.9 u H21
2018-03-16 04:02:11 C 09 15 01.84 +21 15 29.8 u H21
2018-03-16 04:09:57 C 09 15 04.44 +21 15 31.1 u H21
2018-03-16 06:26:50 C 09 15 53.26 +21 16 10.9 U I52
2018-03-16 06:27:26 C 09 15 53.47 +21 16 11.6 U I52
2018-03-16 06:28:02 C 09 15 53.70 +21 16 11.3 U I52
2018-03-16 06:28:37 C 09 15 53.87 +21 16 11.1 U I52
2018-03-16 06:55:48 C 09 16 02.82 +21 16 13.9 U I52
2018-03-16 06:56:23 C 09 16 03.02 +21 16 13.5 U I52
2018-03-16 06:56:59 C 09 16 03.27 +21 16 13.2 U I52
2018-03-18 03:01:04 C 09 30 58.48 +21 19 24.2 o 691
2018-03-18 03:06:14 C 09 30 59.86 +21 19 24.4 o 691
2018-03-18 03:11:26 C 09 31 01.27 +21 19 25.1 o 691
2018-03-18 03:20:35 C 09 31 03.55 +21 19 25.2 U I52
2018-03-18 03:21:41 C 09 31 03.85 +21 19 25.1 U I52
2018-03-18 03:22:46 C 09 31 04.16 +21 19 25.2 U I52
2018-03-18 06:33:13 C 09 32 01.761 +21 19 51.61 V F51
2018-03-18 06:50:13 C 09 32 06.187 +21 19 52.78 V F51
2018-03-19 02:41:12 C 09 37 50.71 +21 18 20.6 U I52
2018-03-19 02:45:51 C 09 37 51.83 +21 18 20.9 U I52
2018-03-19 02:49:24 C 09 37 52.76 +21 18 20.1 U I52
2018-03-20 03:01:02 C 09 44 15.06 +21 15 53.4 U I52
2018-03-20 03:02:49 C 09 44 15.51 +21 15 53.2 U I52
2018-03-20 03:04:36 C 09 44 15.95 +21 15 52.9 U I52
2018-03-20 03:06:23 C 09 44 16.31 +21 15 52.3 U I52