2021 EL4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2986006903 ± 6.38e-07
Semi-major axis (a)0.9171578022 AU ± 1.60e-07
Inclination (i)1.65263096° ± 5.43e-06
Long. of Asc. Node (Ω)180.73777522° ± 1.68e-05
Arg. of Perihelion (ω)229.66021593° ± 4.23e-05
Mean Anomaly (M)212.22171908° ± 4.62e-04
Mean Motion (n)1.1221377656°/day ± 2.93e-07
Perihelion dist (q)0.64329385 AU ± 5.96e-07
Aphelion dist (Q)1.19102176 AU ± 6.21e-07
Orbital Period0.87834695 yr ± 2.29e-07
Physical Parameters
H (abs. magnitude)25.78
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.301″
Uncertainty0
Orbit TypeAten
MOID0.003975 AU
Observations Used154
Oppositions1
Arc Total2021-2022
First Observation Used2021-03-15
Last Observation Used2022-06-27
Observations (155)
Date Type RA Dec Mag Band Observatory
2021-03-15 20:46:20 C 09 33 49.82 -00 06 19.3 V 160
2021-03-15 20:48:36 C 09 33 51.40 -00 05 49.6 V 160
2021-03-15 20:50:52 C 09 33 52.96 -00 05 20.3 V 160
2021-03-15 20:51:00 C 09 33 53.20 -00 05 19.3 a 233
2021-03-15 20:52:00 C 09 33 53.92 -00 05 08.2 V K63
2021-03-15 20:53:24 C 09 33 54.91 -00 04 49.9 V K63
2021-03-15 20:54:14 C 09 34 12.97 -00 02 15.3 V J04
2021-03-15 20:54:26 C 09 34 13.13 -00 02 12.2 V J04
2021-03-15 20:54:41 C 09 34 13.29 -00 02 09.1 V J04
2021-03-15 20:54:55 C 09 33 55.92 -00 04 29.8 V K63
2021-03-15 20:55:59 C 09 33 56.66 -00 04 14.6 a 233
2021-03-15 21:00:26 C 09 33 59.73 -00 03 16.9 a 233
2021-03-16 19:52:38 C 09 48 29.67 +03 41 16.8 V B49
2021-03-16 19:59:50 C 09 48 32.40 +03 42 10.5 V B49
2021-03-16 20:07:24 C 09 48 35.29 +03 43 06.7 V B49
2021-03-16 20:20:45 C 09 48 39.68 +03 43 43.7 V J95
2021-03-16 20:21:59 C 09 48 36.82 +03 44 32.0 q A48
2021-03-16 20:23:09 C 09 48 40.63 +03 44 01.0 V J95
2021-03-16 20:23:36 C 09 48 37.46 +03 44 43.8 q A48
2021-03-16 20:25:31 C 09 48 41.55 +03 44 18.7 V J95
2021-03-16 20:26:48 C 09 48 38.65 +03 45 06.8 q A48
2021-03-16 20:27:57 C 09 48 42.51 +03 44 36.6 V J95
2021-03-16 20:28:25 C 09 48 39.26 +03 45 18.3 q A48
2021-03-16 20:30:01 C 09 48 39.88 +03 45 30.4 q A48
2021-03-16 20:31:37 C 09 48 40.47 +03 45 42.2 q A48
2021-03-16 21:07:52 C 09 48 57.14 +03 49 16.2 V Z99
2021-03-16 21:10:01 C 09 48 57.97 +03 49 31.7 V Z99
2021-03-16 21:12:11 C 09 48 58.81 +03 49 47.7 V Z99
2021-03-16 21:14:22 C 09 48 59.65 +03 50 03.7 V Z99
2021-03-16 21:16:34 C 09 49 00.48 +03 50 19.5 V Z99
2021-03-16 21:26:53 C 09 49 00.48 +03 51 47.9 V 033
2021-03-16 21:27:23 C 09 49 00.67 +03 51 51.7 V 033
2021-03-16 21:27:52 C 09 49 00.85 +03 51 54.9 V 033
2021-03-16 22:55:40 C 09 49 32.48 +04 02 55.6 V 160
2021-03-16 23:00:34 C 09 49 34.26 +04 03 28.8 V 160
2021-03-16 23:01:05 C 09 49 34.40 +04 03 33.4 V L63
2021-03-16 23:05:27 C 09 49 36.01 +04 04 02.5 V 160
2021-03-16 23:38:36 C 09 49 47.80 +04 07 49.8 V L63
2021-03-17 04:01:31 C 09 52 04.41 +04 36 39.3 V U52
2021-03-17 04:11:47 C 09 52 07.71 +04 37 43.8 V U52
2021-03-17 04:22:35 C 09 52 11.11 +04 38 51.5 V U52
2021-03-17 04:38:36 C 09 52 16.17 +04 40 31.0 V U52
2021-03-17 04:48:51 C 09 52 19.34 +04 41 34.7 V U52
2021-03-17 04:59:56 C 09 52 22.71 +04 42 43.3 V U52
2021-03-17 20:00:13 C 09 57 35.46 +06 02 11.1 V 130
2021-03-17 20:09:23 C 09 57 37.58 +06 02 54.0 V 130
2021-03-17 20:13:28 C 09 57 38.50 +06 03 13.2 V 130
2021-03-18 02:42:42 C 09 59 38.97 +06 32 32.8 V I52
2021-03-18 02:48:26 C 09 59 40.11 +06 32 57.0 V I52
2021-03-18 02:48:43 C 09 59 40.21 +06 32 57.9 V I52