IAA RAS IAA Minor Planet Database

2021 EC1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1733613690 ± 4.89e-05
Semi-major axis (a)0.9251222717 AU ± 1.32e-05
Inclination (i)8.15625056° ± 2.90e-03
Long. of Asc. Node (Ω)350.62236674° ± 8.60e-05
Arg. of Perihelion (ω)42.38472393° ± 6.68e-04
Mean Anomaly (M)223.57442126° ± 3.70e-02
Mean Motion (n)1.1076781055°/day ± 2.37e-05
Perihelion dist (q)0.76474181 AU ± 4.65e-05
Aphelion dist (Q)1.08550274 AU ± 4.78e-05
Orbital Period0.88981291 yr ± 1.91e-05
Physical Parameters
H (abs. magnitude)26.45
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.290″
Uncertainty2
Orbit TypeAten
MOID0.026270 AU
Observations Used59
Oppositions1
Arc Total2021-2021
First Observation Used2021-03-06
Last Observation Used2021-03-18
Observations (59)
Date Type RA Dec Mag Band Observatory
2021-03-06 10:19:24 C 13 16 25.45 +13 28 47.4 – V G96
2021-03-06 10:34:10 C 13 16 10.66 +13 27 12.3 – V G96
2021-03-06 10:41:38 C 13 16 03.19 +13 26 23.9 – V G96
2021-03-06 10:49:02 C 13 15 55.79 +13 25 35.7 – V G96
2021-03-06 12:11:00 C 13 14 34.58 +13 16 43.9 – o 691
2021-03-06 12:24:38 C 13 14 20.98 +13 15 11.1 – V I52
2021-03-06 12:24:40 C 13 14 21.16 +13 15 13.9 – o 691
2021-03-06 12:26:16 C 13 14 19.34 +13 15 00.4 – V I52
2021-03-06 12:29:34 C 13 14 16.13 +13 14 38.5 – V I52
2021-03-06 12:37:51 C 13 14 08.19 +13 13 47.0 – o 691
2021-03-06 12:44:42 C 13 14 01.28 +13 12 58.9 – V G96
2021-03-06 12:45:07 C 13 14 00.93 +13 12 56.6 – V G96
2021-03-06 12:45:32 C 13 14 00.47 +13 12 53.4 – V G96
2021-03-06 12:45:57 C 13 14 00.05 +13 12 50.2 – V G96
2021-03-06 22:14:22 C 13 05 36.92 +12 10 29.0 – V 246
2021-03-06 22:14:42 C 13 05 36.59 +12 10 25.7 – V 246
2021-03-06 22:15:19 C 13 05 35.96 +12 10 22.7 – V 246
2021-03-06 22:15:36 C 13 05 35.72 +12 10 20.7 – V 246
2021-03-06 22:16:14 C 13 05 35.13 +12 10 16.5 – V 246
2021-03-06 22:47:12 C 13 05 06.88 +12 07 17.2 – V K63
2021-03-06 23:04:15 C 13 04 50.42 +12 05 27.6 – V K63
2021-03-06 23:14:14 C 13 04 40.77 +12 04 23.2 – V K63
2021-03-06 23:50:08 C 13 04 05.18 +12 00 06.4 – V 033
2021-03-06 23:51:17 C 13 04 04.05 +11 59 58.9 – V 033
2021-03-06 23:52:27 C 13 04 02.93 +11 59 51.3 – V 033
2021-03-06 23:52:42 C 13 04 02.74 +12 00 10.2 – V 595
2021-03-07 00:05:49 C 13 03 50.03 +11 58 45.6 – V 595
2021-03-07 00:18:55 C 13 03 37.32 +11 57 20.6 – V 595
2021-03-07 01:04:58 C 13 02 52.61 +11 52 24.3 – V L01
2021-03-07 01:06:47 C 13 02 50.87 +11 52 12.3 – V L01
2021-03-07 01:08:36 C 13 02 49.08 +11 52 00.6 – V L01
2021-03-07 01:10:37 C 13 02 47.13 +11 51 47.7 – V L01
2021-03-07 02:11:05 C 13 01 49.68 +11 45 10.7 – V 204
2021-03-07 02:21:21 C 13 01 39.78 +11 44 03.4 – V 204
2021-03-07 05:55:02 C 12 58 36.42 +11 21 12.1 – u H21
2021-03-07 05:57:59 C 12 58 33.60 +11 20 53.4 – u H21
2021-03-07 06:01:53 C 12 58 29.83 +11 20 28.0 – u H21
2021-03-08 21:19:11 C 12 24 33.02 +07 05 02.7 – V 033
2021-03-08 21:20:17 C 12 24 32.11 +07 04 55.9 – V 033
2021-03-10 04:28:16 C 12 00 13.66 +03 55 07.7 – V I52
2021-03-10 04:28:37 C 12 00 13.38 +03 55 04.5 – V I52
2021-03-10 04:28:59 C 12 00 13.12 +03 55 02.3 – V I52
2021-03-12 12:15:56 C 11 22 46.68 -00 57 37.2 – V 474
2021-03-12 12:16:50 C 11 22 46.11 -00 57 41.3 – V 474
2021-03-12 12:17:43 C 11 22 45.53 -00 57 45.7 – V 474
2021-03-12 12:18:37 C 11 22 44.96 -00 57 49.8 – V 474
2021-03-12 21:13:58 C 11 17 36.27 -01 44 54.6 – V 033
2021-03-12 21:15:13 C 11 17 35.52 -01 45 00.6 – V 033
2021-03-12 21:16:28 C 11 17 34.75 -01 45 06.1 – V 033
2021-03-15 05:50:21 C 10 48 58.07 -05 29 20.0 – o 691