2021 EC

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3468860727
Semi-major axis (a)1.3467594423 AU
Inclination (i)6.43420570°
Long. of Asc. Node (Ω)343.63322070°
Arg. of Perihelion (ω)121.81636821° ± 6.00e+00
Mean Anomaly (M)35.49019276°
Mean Motion (n)0.6306253200°/day
Perihelion dist (q)0.87958850 AU
Aphelion dist (Q)1.81392050 AU
Orbital Period1.56290530 yr
Physical Parameters
H (abs. magnitude)27.82
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.535″
Uncertainty
Orbit TypeApollo
MOID0.004305 AU
Observations Used91
Oppositions1
Arc Total2021-2021
First Observation Used
Last Observation Used2021-03-06
Observations (94)
Date Type RA Dec Mag Band Observatory
2021-03-03 05:25:40 C 11 40 10.19 +25 57 57.0 u H21
2021-03-03 05:26:28 C 11 40 09.21 +25 56 44.5 u H21
2021-03-03 05:27:15 C 11 40 08.20 +25 55 31.7 u H21
2021-03-03 07:49:24 C 11 38 06.32 +22 30 17.1 V 654
2021-03-03 07:52:17 C 11 38 03.13 +22 26 19.8 V 654
2021-03-03 08:39:30 C 11 37 12.08 +21 22 44.6 V 654
2021-03-03 08:42:24 C 11 37 09.03 +21 18 55.5 V 654
2021-03-03 09:38:59 C 11 36 01.54 +20 06 05.3 V 703
2021-03-03 09:46:30 C 11 35 54.17 +19 56 31.0 V 703
2021-03-03 19:48:01 C 11 32 22.06 +09 50 24.5 V K83
2021-03-03 19:53:31 C 11 32 19.33 +09 46 07.7 V K83
2021-03-03 19:59:00 C 11 32 16.69 +09 41 54.9 V K83
2021-03-03 20:21:05 C 11 31 52.97 +09 24 08.6 V L18
2021-03-03 20:22:45 C 11 31 51.90 +09 22 53.3 V L18
2021-03-03 20:24:25 C 11 31 51.00 +09 21 36.7 V L18
2021-03-03 20:50:52 C 11 31 47.63 +09 02 13.2 V L01
2021-03-03 20:52:06 C 11 31 46.99 +09 01 18.0 V L01
2021-03-03 20:53:14 C 11 31 46.39 +09 00 27.4 V L01
2021-03-03 20:55:05 C 11 31 45.43 +08 59 04.5 V L01
2021-03-03 20:56:14 C 11 31 44.83 +08 58 13.5 V L01
2021-03-03 21:09:56 C 11 31 46.43 +08 47 54.1 V I93
2021-03-03 21:13:34 C 11 31 44.65 +08 45 14.0 V I93
2021-03-03 21:17:11 C 11 31 28.20 +08 42 14.0 o K88
2021-03-03 21:17:13 C 11 31 42.86 +08 42 35.2 V I93
2021-03-03 21:19:13 C 11 31 27.10 +08 40 44.9 o K88
2021-03-03 21:21:12 C 11 31 34.27 +08 40 08.4 V G17
2021-03-03 21:21:15 C 11 31 26.00 +08 39 15.3 o K88
2021-03-03 21:23:17 C 11 31 24.98 +08 37 47.3 o K88
2021-03-03 21:27:38 C 11 31 30.85 +08 35 26.0 V G17
2021-03-03 21:30:10 C 11 31 21.31 +08 32 44.6 o K88
2021-03-03 21:32:02 C 11 31 20.30 +08 31 23.5 o K88
2021-03-03 21:36:44 C 11 31 17.80 +08 27 59.3 o K88
2021-03-03 21:48:30 C 11 31 19.97 +08 20 17.7 V 160
2021-03-03 21:49:58 C 11 31 19.19 +08 19 13.7 V 160
2021-03-03 21:51:26 C 11 31 18.44 +08 18 12.1 V 160
2021-03-03 21:52:51 C 11 31 17.70 +08 17 11.1 V 160
2021-03-03 21:54:16 C 11 31 16.96 +08 16 10.2 V 160
2021-03-05 07:07:59 C 11 24 38.44 -05 27 02.2 V I52
2021-03-05 07:09:18 C 11 24 38.11 -05 27 20.5 V I52
2021-03-05 07:10:37 C 11 24 37.79 -05 27 38.9 V I52
2021-03-05 07:11:56 C 11 24 37.47 -05 27 57.3 V I52
2021-03-06 01:08:24 C 11 22 48.20 -08 51 04.2 V 033
2021-03-06 01:09:49 C 11 22 47.98 -08 51 16.6 V 033
2021-03-06 01:11:14 C 11 22 47.76 -08 51 29.3 V 033