2021 EW2

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5985038462 ± 3.31e-08
Semi-major axis (a)1.4683942286 AU ± 3.58e-08
Inclination (i)9.33758768° ± 5.15e-06
Long. of Asc. Node (Ω)162.91614883° ± 1.08e-05
Arg. of Perihelion (ω)257.42391208° ± 9.50e-06
Mean Anomaly (M)272.30122832° ± 2.43e-05
Mean Motion (n)0.5539215645°/day ± 2.03e-08
Perihelion dist (q)0.58955464 AU ± 5.07e-08
Aphelion dist (Q)2.34723382 AU ± 7.51e-08
Orbital Period1.77936074 yr ± 6.51e-08
Physical Parameters
H (abs. magnitude)22.04
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.234″
Uncertainty0
Orbit TypeApollo
MOID0.021681 AU
Observations Used117
Oppositions1
Arc Total2021-2022
First Observation Used2021-02-22
Last Observation Used2022-08-11
Observations (123)
Date Type RA Dec Mag Band Observatory
2021-03-20 05:19:49 C 12 09 30.85 +10 18 33.7 V I52
2021-03-20 05:22:54 C 12 09 30.43 +10 18 37.4 V I52
2021-03-20 05:24:43 C 12 09 30.22 +10 18 39.2 V I52
2021-03-20 07:57:29 C 12 09 11.72 +10 21 24.1 V G96
2021-03-20 08:04:51 C 12 09 10.82 +10 21 31.5 V G96
2021-03-20 08:12:13 C 12 09 09.98 +10 21 39.3 V G96
2021-03-20 08:19:35 C 12 09 09.05 +10 21 47.0 V G96
2021-04-02 03:24:34 C 11 43 57.69 +13 48 50.6 u H21
2021-04-02 03:34:16 C 11 43 57.10 +13 48 54.1 u H21
2021-04-02 03:45:33 C 11 43 56.40 +13 48 58.1 u H21
2021-04-03 04:44:14 C 11 42 37.75 +13 57 39.2 V V06
2021-04-03 04:53:22 C 11 42 37.26 +13 57 42.2 V V06
2021-04-03 05:02:29 C 11 42 36.75 +13 57 45.1 V V06
2021-04-07 09:03:42 C 11 38 14.157 +14 23 40.93 V T12
2021-04-07 09:07:09 C 11 38 14.013 +14 23 41.55 V T12
2021-04-07 09:10:49 C 11 38 13.865 +14 23 42.26 V T12
2021-04-07 09:14:59 C 11 38 13.685 +14 23 43.10 V T12
2021-04-07 09:18:36 C 11 38 13.526 +14 23 43.70 V T12
2021-04-07 09:23:43 C 11 38 13.323 +14 23 44.78 V T12
2022-06-28 12:11:06 C 21 32 44.471 +03 46 09.64 V F52
2022-07-08 09:07:54 C 21 41 40.762 +06 52 37.20 V V06
2022-07-08 09:15:55 C 21 41 41.064 +06 52 43.90 V V06
2022-07-08 09:23:55 C 21 41 41.309 +06 52 51.42 V V06
2022-07-08 09:31:56 C 21 41 41.557 +06 52 58.26 V V06
2022-07-10 07:10:57 C 21 43 26.10 +07 34 31.5 u H21
2022-07-10 07:22:06 C 21 43 26.49 +07 34 41.5 u H21
2022-07-10 07:32:53 C 21 43 26.90 +07 34 52.5 u H21
2022-07-21 21:49:39 C 21 55 24.87 +13 04 28.7 X 033
2022-07-21 21:55:47 C 21 55 25.17 +13 04 38.4 X 033
2022-07-22 09:19:00 C 21 56 01.004 +13 22 39.76 U F52
2022-07-22 09:35:26 C 21 56 01.771 +13 23 06.14 U F52
2022-07-22 09:51:53 C 21 56 02.522 +13 23 32.58 U F52
2022-07-22 10:08:20 C 21 56 03.281 +13 23 58.99 U F52
2022-07-24 22:56:03 C 21 59 28.31 +15 08 17.2 X 033
2022-07-24 22:58:07 C 21 59 28.43 +15 08 21.1 X 033
2022-07-24 23:00:12 C 21 59 28.56 +15 08 25.2 X 033
2022-07-27 23:47:34 C 22 04 23.65 +17 40 18.9 X C95
2022-07-28 00:12:59 C 22 04 25.37 +17 41 18.7 X C95
2022-07-28 00:35:45 C 22 04 26.94 +17 42 12.6 X C95
2022-07-28 01:37:20 C 22 04 30.98 +17 44 32.4 X 033
2022-07-28 01:38:40 C 22 04 31.05 +17 44 35.5 X 033
2022-07-28 01:39:59 C 22 04 31.15 +17 44 38.9 X 033
2022-07-30 22:16:55 C 22 10 32.96 +20 47 40.4 X 033
2022-07-30 22:17:49 C 22 10 33.05 +20 47 43.3 X 033
2022-07-30 22:18:44 C 22 10 33.13 +20 47 46.1 X 033
2022-07-31 22:56:23 C 22 13 10.93 +22 06 19.3 X 033
2022-07-31 22:57:12 C 22 13 11.02 +22 06 22.1 X 033
2022-07-31 22:58:03 C 22 13 11.11 +22 06 24.9 X 033
2022-08-01 21:48:52 C 22 15 56.86 +23 26 59.0 X 033
2022-08-01 21:49:36 C 22 15 56.95 +23 27 01.6 X 033