2021 DW1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2525046597 ± 1.52e-06
Semi-major axis (a)1.3271234500 AU ± 2.68e-06
Inclination (i)6.87730684° ± 3.91e-05
Long. of Asc. Node (Ω)162.46004710° ± 6.02e-06
Arg. of Perihelion (ω)10.58499702° ± 8.46e-06
Mean Anomaly (M)25.21574232° ± 3.41e-03
Mean Motion (n)0.6446816243°/day ± 1.95e-06
Perihelion dist (q)0.99201859 AU ± 2.84e-06
Aphelion dist (Q)1.66222831 AU ± 3.92e-06
Orbital Period1.52885742 yr ± 4.63e-06
Physical Parameters
H (abs. magnitude)25.02
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.365″
Uncertainty1
Orbit TypeApollo
MOID0.003758 AU
Observations Used282
Oppositions1
Arc Total2021-2021
First Observation Used2021-02-16
Last Observation Used2021-03-15
Observations (298)
Date Type RA Dec Mag Band Observatory
2021-03-05 23:00:22 C 16 01 57.81 +53 00 45.2 V G34
2021-03-05 23:02:58 C 16 02 08.53 +52 59 54.4 V G34
2021-03-05 23:05:34 C 16 02 19.30 +52 59 03.8 V G34
2021-03-05 23:07:39 C 16 02 27.86 +52 58 23.3 V G34
2021-03-05 23:10:57 C 16 02 41.32 +52 57 19.1 V G34
2021-03-05 23:13:02 C 16 02 49.86 +52 56 38.5 V G34
2021-03-06 00:40:31 C 16 08 37.45 +52 25 24.9 V Z80
2021-03-06 00:46:11 C 16 08 58.59 +52 23 35.0 V Z80
2021-03-06 00:51:11 C 16 09 17.14 +52 21 57.6 V Z80
2021-03-06 02:38:44 C 16 15 31.85 +51 46 42.5 V J95
2021-03-06 02:41:03 C 16 15 39.40 +51 45 56.3 V J95
2021-03-06 02:43:24 C 16 15 47.04 +51 45 10.1 V J95
2021-03-06 02:45:45 C 16 15 54.64 +51 44 23.4 V J95
2021-03-06 03:55:39 C 16 19 16.53 +51 22 22.8 V K87
2021-03-06 03:57:50 C 16 19 23.01 +51 21 37.9 V K87
2021-03-06 04:00:02 C 16 19 29.55 +51 20 52.3 V K87
2021-03-06 04:00:51 C 16 19 29.16 +51 20 11.9 V 033
2021-03-06 04:01:20 C 16 19 30.63 +51 20 01.6 V 033
2021-03-06 04:01:50 C 16 19 32.11 +51 19 51.3 V 033
2021-03-06 10:41:55 C 16 39 31.55 +49 09 48.9 V 703
2021-03-06 10:49:38 C 16 39 47.74 +49 07 37.1 V 703
2021-03-06 10:57:21 C 16 40 03.87 +49 05 24.0 V 703
2021-03-06 11:05:04 C 16 40 19.82 +49 03 11.5 V 703
2021-03-07 01:00:22 C 17 06 33.72 +45 07 30.5 V C47
2021-03-07 01:11:50 C 17 06 48.58 +45 05 09.2 V C47
2021-03-07 01:21:00 C 17 07 00.28 +45 03 16.2 V C47
2021-03-07 01:34:45 C 17 07 17.62 +45 00 26.7 V C47
2021-03-07 01:46:12 C 17 07 31.77 +44 58 05.4 V C47
2021-03-07 01:57:06 C 17 07 45.09 +44 55 50.7 V C47
2021-03-07 04:27:45 C 17 10 38.43 +44 23 54.5 V K87
2021-03-07 04:30:11 C 17 10 40.97 +44 23 23.6 V K87
2021-03-07 04:32:36 C 17 10 43.51 +44 22 52.6 V K87
2021-03-07 08:45:43 C 17 16 38.12 +43 29 46.2 V V37
2021-03-07 08:48:46 C 17 16 41.14 +43 29 15.9 V V37
2021-03-07 08:53:08 C 17 16 45.41 +43 28 32.6 V V37
2021-03-07 08:56:47 C 17 16 48.98 +43 27 56.3 V V37
2021-03-07 08:59:51 C 17 16 51.94 +43 27 26.0 V V37
2021-03-07 09:02:32 C 17 16 54.53 +43 26 59.1 V V37
2021-03-08 10:40:25 C 17 37 01.00 +39 27 48.7 V V37
2021-03-08 10:44:55 C 17 37 02.83 +39 27 20.2 V V37
2021-03-08 10:49:24 C 17 37 04.62 +39 26 52.0 V V37
2021-03-08 10:53:56 C 17 37 06.45 +39 26 23.3 V V37
2021-03-08 10:56:36 C 17 37 07.50 +39 26 06.2 V V37
2021-03-14 11:20:57 C 18 08 31.27 +31 42 02.6 V V39
2021-03-14 11:31:02 C 18 08 31.42 +31 41 51.6 V V39
2021-03-14 11:49:07 C 18 08 31.61 +31 41 31.5 V V39
2021-03-15 11:45:15 C 18 10 22.71 +31 10 56.2 o 691
2021-03-15 11:56:16 C 18 10 22.80 +31 10 46.1 o 691