2021 DK1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3749672916 ± 1.02e-04
Semi-major axis (a)0.8495297594 AU ± 4.53e-05
Inclination (i)26.71464123° ± 1.47e-02
Long. of Asc. Node (Ω)149.71900490° ± 9.75e-04
Arg. of Perihelion (ω)141.90477802° ± 9.87e-03
Mean Anomaly (M)280.25745525° ± 1.49e-01
Mean Motion (n)1.2587641938°/day ± 1.01e-04
Perihelion dist (q)0.53098389 AU ± 9.10e-05
Aphelion dist (Q)1.16807563 AU ± 1.07e-04
Orbital Period0.78301106 yr ± 6.27e-05
Physical Parameters
H (abs. magnitude)23.63
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.339″
Uncertainty3
Orbit TypeAten
MOID0.037107 AU
Observations Used65
Oppositions1
Arc Total2021-2021
First Observation Used2021-02-18
Last Observation Used2021-02-24
Observations (66)
Date Type RA Dec Mag Band Observatory
2021-02-18 08:43:17 C 12 46 19.23 +11 50 11.5 V 703
2021-02-18 08:50:59 C 12 46 23.13 +11 53 08.1 V 703
2021-02-18 08:58:40 C 12 46 26.98 +11 56 04.5 V 703
2021-02-18 09:06:22 C 12 46 30.93 +11 58 59.3 V 703
2021-02-18 09:44:46 C 12 46 50.52 +12 13 40.2 V I52
2021-02-18 09:45:35 C 12 46 50.92 +12 13 58.8 V I52
2021-02-18 09:46:23 C 12 46 51.33 +12 14 17.5 V I52
2021-02-18 12:02:24 C 12 48 01.87 +13 06 51.6 V I52
2021-02-18 12:03:12 C 12 48 02.30 +13 07 10.5 V I52
2021-02-18 12:04:01 C 12 48 02.74 +13 07 29.2 V I52
2021-02-18 15:00:46 C 12 49 55.88 +14 20 38.4 V Q63
2021-02-18 15:02:29 C 12 49 56.82 +14 21 19.8 V Q63
2021-02-18 15:04:11 C 12 49 57.79 +14 22 00.9 V Q63
2021-02-18 15:07:02 C 12 49 59.32 +14 23 09.6 V Q63
2021-02-18 15:07:36 C 12 49 59.65 +14 23 23.4 V Q63
2021-02-18 21:25:13 C 12 53 46.41 +16 55 12.8 V N88
2021-02-18 21:25:39 C 12 53 46.57 +16 55 23.6 V N88
2021-02-18 21:26:07 C 12 53 46.87 +16 55 35.0 V N88
2021-02-18 21:26:30 C 12 53 47.14 +16 55 44.5 V N88
2021-02-18 21:26:58 C 12 53 47.43 +16 55 56.2 V N88
2021-02-18 21:52:48 C 12 54 14.21 +17 06 46.0 V L34
2021-02-18 22:17:04 C 12 54 26.58 +17 16 44.3 V L18
2021-02-18 22:19:09 C 12 54 27.85 +17 17 37.7 V L18
2021-02-18 22:21:14 C 12 54 29.15 +17 18 30.3 V L18
2021-02-18 22:22:02 C 12 54 29.68 +17 18 50.6 V L18
2021-02-18 22:30:05 C 12 54 37.42 +17 22 41.6 V L34
2021-02-18 22:55:17 C 12 54 52.74 +17 32 44.8 V J95
2021-02-18 22:57:28 C 12 54 54.13 +17 33 40.6 V J95
2021-02-18 22:59:34 C 12 54 55.42 +17 34 35.1 V J95
2021-02-18 23:01:41 C 12 54 56.82 +17 35 29.9 V J95
2021-02-18 23:03:20 C 12 54 58.05 +17 36 58.0 V L34
2021-02-18 23:23:47 C 12 55 10.77 +17 45 00.7 V Z80
2021-02-18 23:32:12 C 12 55 16.13 +17 48 38.2 V Z80
2021-02-18 23:49:41 C 12 55 26.87 +17 56 06.1 V Z99
2021-02-18 23:52:58 C 12 55 28.98 +17 57 31.2 V Z99
2021-02-18 23:56:19 C 12 55 31.13 +17 58 58.0 V Z99
2021-02-19 06:30:33 C 13 00 07.14 +20 53 40.5 V I52
2021-02-19 06:30:55 C 13 00 07.37 +20 53 52.3 V I52
2021-02-19 06:31:07 C 13 00 07.46 +20 53 55.6 V I52
2021-02-19 06:44:26 C 13 00 15.87 +20 59 56.4 q 858
2021-02-19 06:49:25 C 13 00 19.29 +21 02 12.3 q 858
2021-02-19 06:54:47 C 13 00 23.00 +21 04 39.2 q 858
2021-02-19 14:50:43 C 13 06 25.59 +24 45 37.2 q 900
2021-02-19 14:55:06 C 13 06 28.95 +24 47 42.5 q 900
2021-02-19 14:59:29 C 13 06 32.37 +24 49 48.6 q 900
2021-02-20 22:02:45 C 13 38 03.01 +40 26 16.7 V A17
2021-02-20 22:11:52 C 13 38 14.50 +40 31 01.7 V A17
2021-02-20 22:20:59 C 13 38 25.88 +40 35 45.2 V A17
2021-02-21 08:17:15 C 13 52 11.43 +45 41 00.3 V I52
2021-02-21 08:17:26 C 13 52 11.74 +45 41 06.3 V I52