2021 EX1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3617179931
Semi-major axis (a)1.3508455515 AU
Inclination (i)16.13293040°
Long. of Asc. Node (Ω)166.66930138°
Arg. of Perihelion (ω)298.37707303°
Mean Anomaly (M)29.40918866°
Mean Motion (n)0.6277473600°/day
Perihelion dist (q)0.86221850 AU
Aphelion dist (Q)1.83951670 AU
Orbital Period1.57007060 yr
Physical Parameters
H (abs. magnitude)24.82
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.282″
Uncertainty
Orbit TypeApollo
MOID0.006923 AU
Observations Used161
Oppositions1
Arc Total2021-2021
First Observation Used
Last Observation Used2021-03-20
Observations (171)
Date Type RA Dec Mag Band Observatory
2021-03-11 00:23:41 C 12 04 40.93 +37 26 51.7 o K88
2021-03-11 04:59:37 C 12 07 18.96 +37 46 19.5 V I52
2021-03-11 04:59:54 C 12 07 19.08 +37 46 20.7 V I52
2021-03-11 05:03:06 C 12 07 20.46 +37 46 34.6 V I52
2021-03-11 05:06:18 C 12 07 21.82 +37 46 48.7 V I52
2021-03-12 19:23:54 C 12 21 38.99 +39 33 28.2 V 033
2021-03-12 19:25:25 C 12 21 39.40 +39 33 31.7 V 033
2021-03-12 19:26:54 C 12 21 39.79 +39 33 35.1 V 033
2021-03-12 19:28:35 C 12 21 40.25 +39 33 39.3 V 033
2021-03-15 20:20:48 C 12 35 48.03 +41 04 35.2 o K88
2021-03-15 20:27:56 C 12 35 48.89 +41 04 40.6 o K88
2021-03-15 20:35:03 C 12 35 49.61 +41 04 46.7 o K88
2021-03-18 06:46:49 C 12 41 47.43 +41 34 38.1 o I41
2021-03-18 08:43:15 C 12 41 52.89 +41 35 22.8 o I41
2021-03-19 06:58:15 C 12 43 33.08 +41 41 09.5 V I41
2021-03-19 07:49:52 C 12 43 34.95 +41 41 25.0 V I41
2021-03-19 08:24:32 C 12 43 36.20 +41 41 33.8 V I41
2021-03-19 09:10:14 C 12 43 37.78 +41 41 43.1 V I41
2021-03-20 05:44:41 C 12 44 58.61 +41 45 00.2 V I41
2021-03-20 05:46:02 C 12 44 58.72 +41 45 00.7 V I41
2021-03-20 07:20:02 C 12 45 01.60 +41 45 24.5 V I41