2021 DR

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1483282643 ± 2.68e-05
Semi-major axis (a)0.8947356299 AU ± 1.55e-05
Inclination (i)1.48405943° ± 2.90e-04
Long. of Asc. Node (Ω)143.02569839° ± 2.79e-04
Arg. of Perihelion (ω)217.82708437° ± 1.32e-03
Mean Anomaly (M)1.46436249° ± 5.21e-02
Mean Motion (n)1.1645822811°/day ± 3.02e-05
Perihelion dist (q)0.76202105 AU ± 2.73e-05
Aphelion dist (Q)1.02745021 AU ± 2.98e-05
Orbital Period0.84633460 yr ± 2.20e-05
Physical Parameters
H (abs. magnitude)27.78
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.340″
Uncertainty2
Orbit TypeAten
MOID0.001025 AU
Observations Used68
Oppositions1
Arc Total2021-2021
First Observation Used2021-02-17
Last Observation Used2021-03-06
Observations (69)
Date Type RA Dec Mag Band Observatory
2021-02-17 07:53:42 C 11 01 34.54 +18 40 16.0 V 703
2021-02-17 08:10:07 C 11 01 13.44 +18 42 54.7 V 703
2021-02-18 08:48:09 C 10 35 50.78 +22 08 37.1 V G96
2021-02-18 08:55:35 C 10 35 42.53 +22 09 29.2 V G96
2021-02-18 09:03:01 C 10 35 34.14 +22 10 22.1 V G96
2021-02-18 09:10:28 C 10 35 25.71 +22 11 15.4 V G96
2021-02-18 10:47:55 C 10 33 38.83 +22 22 16.8 V I52
2021-02-18 10:49:00 C 10 33 37.72 +22 22 24.1 V I52
2021-02-18 10:50:03 C 10 33 36.56 +22 22 30.9 V I52
2021-02-18 10:51:07 C 10 33 35.43 +22 22 37.7 V I52
2021-02-18 21:21:43 C 10 24 05.95 +23 32 05.0 V N88
2021-02-18 21:22:16 C 10 24 05.39 +23 32 08.7 V N88
2021-02-18 21:22:53 C 10 24 04.82 +23 32 12.0 V N88
2021-02-18 21:23:32 C 10 24 04.19 +23 32 16.1 V N88
2021-02-18 21:24:02 C 10 24 03.67 +23 32 18.5 V N88
2021-02-18 21:40:24 C 10 24 30.16 +23 32 46.3 V J95
2021-02-18 21:46:15 C 10 24 24.46 +23 33 26.2 V J95
2021-02-18 21:55:11 C 10 24 15.77 +23 34 28.0 V J95
2021-02-18 22:00:51 C 10 24 10.24 +23 35 06.0 V J95
2021-02-18 23:01:19 C 10 23 09.62 +23 41 32.1 V Z99
2021-02-18 23:07:28 C 10 23 03.53 +23 42 11.9 V Z99
2021-02-18 23:13:38 C 10 22 57.49 +23 42 52.4 V Z99
2021-02-19 02:47:38 C 10 20 11.42 +24 06 01.5 u H21
2021-02-19 02:50:36 C 10 20 08.62 +24 06 20.9 u H21
2021-02-19 02:53:32 C 10 20 05.84 +24 06 41.2 u H21
2021-02-19 04:24:51 C 10 18 50.57 +24 16 53.9 V I52
2021-02-19 04:25:12 C 10 18 50.21 +24 16 55.8 V I52
2021-02-19 04:25:34 C 10 18 49.86 +24 16 57.9 V I52
2021-02-19 04:25:55 C 10 18 49.51 +24 17 00.5 V I52
2021-02-20 03:54:50 C 10 00 22.20 +26 19 27.0 V I52
2021-02-20 03:55:50 C 10 00 21.41 +26 19 32.2 V I52
2021-02-20 03:56:11 C 10 00 21.14 +26 19 34.8 V I52
2021-02-20 03:57:10 C 10 00 20.32 +26 19 39.6 V I52
2021-02-21 02:24:19 C 09 45 10.74 +27 49 45.3 o 291
2021-02-21 02:28:28 C 09 45 07.93 +27 50 03.4 o 291
2021-02-21 02:32:38 C 09 45 05.09 +27 50 21.6 o 291
2021-02-21 04:20:29 C 09 43 48.26 +27 57 58.3 V I52
2021-02-21 04:21:18 C 09 43 47.66 +27 58 01.6 V I52
2021-02-21 04:22:07 C 09 43 47.04 +27 58 04.4 V I52
2021-02-21 05:59:27 C 09 42 22.38 +28 03 26.4 u H21
2021-02-21 06:16:05 C 09 42 10.05 +28 04 21.2 u H21
2021-02-22 04:01:39 C 09 30 06.53 +29 11 10.9 V I52
2021-02-22 04:03:47 C 09 30 05.20 +29 11 18.6 V I52
2021-02-22 04:05:54 C 09 30 03.85 +29 11 24.9 V I52
2021-02-22 04:08:02 C 09 30 02.47 +29 11 32.2 V I52
2021-02-22 10:46:22 C 09 25 50.364 +29 27 45.79 V G37
2021-02-22 10:47:02 C 09 25 50.015 +29 27 47.12 V G37
2021-02-23 03:36:38 C 09 18 23.40 +30 07 52.4 V I52
2021-02-23 03:38:03 C 09 18 22.55 +30 07 57.2 V I52
2021-02-23 03:39:28 C 09 18 21.79 +30 08 00.5 V I52