2021 EB4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6245746000
Semi-major axis (a)1.0326319000 AU
Inclination (i)44.73191000°
Long. of Asc. Node (Ω)171.47382000°
Arg. of Perihelion (ω)131.86412000°
Mean Anomaly (M)110.61304000°
Mean Motion (n)0.9392599400°/day
Perihelion dist (q)0.38767620 AU
Aphelion dist (Q)1.67758760 AU
Orbital Period1.04934500 yr
Physical Parameters
H (abs. magnitude)22.59
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.660″
Uncertainty8
Orbit TypeApollo
MOID0.055239 AU
Observations Used128
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-03-22
Observations (129)
Date Type RA Dec Mag Band Observatory
2021-03-16 21:33:56 C 09 01 22.60 +36 10 09.1 V 033
2021-03-16 21:34:36 C 09 01 21.70 +36 10 22.8 V 033
2021-03-16 21:34:59 C 09 01 22.30 +36 10 28.2 V Z99
2021-03-16 21:36:20 C 09 01 20.49 +36 10 56.2 V Z99
2021-03-16 21:37:41 C 09 01 18.63 +36 11 24.4 V Z99
2021-03-16 21:39:03 C 09 01 16.78 +36 11 52.5 V Z99
2021-03-16 21:40:25 C 09 01 14.90 +36 12 21.3 V Z99
2021-03-17 20:05:45 C 08 28 50.60 +43 30 08.7 V J95
2021-03-17 20:09:03 C 08 28 45.42 +43 31 08.3 V J95
2021-03-17 20:12:17 C 08 28 40.33 +43 32 06.8 V J95
2021-03-17 20:15:33 C 08 28 35.17 +43 33 05.3 V J95
2021-03-17 20:32:26 C 08 28 07.12 +43 38 22.2 q 104
2021-03-17 20:35:31 C 08 28 02.30 +43 39 18.0 q 104
2021-03-17 20:38:32 C 08 27 57.52 +43 40 11.3 q 104
2021-03-17 21:10:14 C 08 27 07.45 +43 49 33.7 V 203
2021-03-17 21:30:51 C 08 26 34.72 +43 55 40.2 V 203
2021-03-18 03:02:48 C 08 17 51.60 +45 32 05.5 o 711
2021-03-18 03:07:20 C 08 17 44.17 +45 33 22.3 o 711
2021-03-18 03:10:48 C 08 17 38.44 +45 34 20.6 o 711
2021-03-18 03:17:34 C 08 17 21.20 +45 34 37.9 V 033
2021-03-18 03:18:25 C 08 17 19.90 +45 34 51.3 V 033
2021-03-18 03:19:14 C 08 17 18.59 +45 35 05.3 V 033
2021-03-19 02:38:06 C 07 37 50.35 +51 22 05.9 V I52
2021-03-19 02:40:24 C 07 37 46.16 +51 22 35.3 V I52
2021-03-19 02:42:43 C 07 37 42.02 +51 23 04.7 V I52
2021-03-19 02:45:01 C 07 37 37.84 +51 23 34.0 V I52
2021-03-22 02:35:43 C 05 30 31.69 +59 42 24.2 V I52
2021-03-22 02:44:15 C 05 30 17.84 +59 42 42.6 V I52
2021-03-22 02:48:31 C 05 30 10.98 +59 42 51.7 V I52