2021 EJ4

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6668803000
Semi-major axis (a)2.6999575000 AU
Inclination (i)28.51193000°
Long. of Asc. Node (Ω)140.80811000°
Arg. of Perihelion (ω)126.16074000°
Mean Anomaly (M)4.75635000°
Mean Motion (n)0.2221614400°/day
Perihelion dist (q)0.89940900 AU
Aphelion dist (Q)4.50050600 AU
Orbital Period4.43644800 yr
Physical Parameters
H (abs. magnitude)20.78
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.330″
Uncertainty7
Orbit TypeApollo
MOID0.047068 AU
Observations Used29
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-05-06
Observations (29)
Date Type RA Dec Mag Band Observatory
2021-03-10 10:06:42 C 15 15 46.02 +34 40 11.5 V G96
2021-03-10 10:14:14 C 15 15 47.37 +34 40 27.6 V G96
2021-03-10 10:21:46 C 15 15 48.72 +34 40 43.1 V G96
2021-03-10 10:29:18 C 15 15 50.17 +34 40 59.3 V G96
2021-03-10 11:34:25 C 15 16 01.97 +34 43 16.1 V G96
2021-03-10 11:40:06 C 15 16 03.01 +34 43 28.3 V G96
2021-03-10 11:45:48 C 15 16 04.00 +34 43 39.9 V G96
2021-03-11 09:10:11 C 15 20 07.10 +35 28 48.6 V G96
2021-03-11 09:15:11 C 15 20 07.99 +35 28 59.2 V G96
2021-03-11 09:17:16 C 15 20 08.41 +35 29 03.5 V G96
2021-03-11 09:22:15 C 15 20 09.34 +35 29 14.6 V G96
2021-03-15 01:33:23 C 15 37 53.907 +38 36 35.71 V J04
2021-03-15 01:56:03 C 15 37 58.634 +38 37 24.77 V J04
2021-03-15 02:18:49 C 15 38 03.343 +38 38 13.51 V J04
2021-03-16 03:49:54 C 15 43 32.175 +39 32 24.71 V J04
2021-03-16 04:07:07 C 15 43 35.845 +39 33 01.14 V J04
2021-03-16 04:24:25 C 15 43 39.559 +39 33 38.08 V J04
2021-03-17 05:27:31 C 15 49 12.298 +40 26 32.19 V J04
2021-03-17 06:02:03 C 15 49 19.958 +40 27 44.79 V J04
2021-03-18 10:05:50 C 15 55 45.93 +41 26 30.0 V 291
2021-03-18 10:12:01 C 15 55 47.32 +41 26 43.0 V 291
2021-03-18 10:18:17 C 15 55 48.76 +41 26 56.0 V 291
2021-04-04 11:31:52 C 17 54 56.01 +52 50 15.7 V V06
2021-04-04 11:39:33 C 17 54 58.60 +52 50 24.0 V V06
2021-04-04 11:47:14 C 17 55 01.17 +52 50 31.5 V V06
2021-05-06 10:17:36 C 21 57 28.23 +48 23 35.7 V V06
2021-05-06 10:24:26 C 21 57 29.82 +48 23 26.8 V V06
2021-05-06 10:31:17 C 21 57 31.41 +48 23 18.0 V V06
2021-05-06 10:38:07 C 21 57 32.99 +48 23 08.5 V V06