2021 DQ2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4544959261 ± 2.56e-08
Semi-major axis (a)1.9604240957 AU ± 4.67e-09
Inclination (i)8.65491239° ± 4.69e-06
Long. of Asc. Node (Ω)15.26943491° ± 1.60e-05
Arg. of Perihelion (ω)215.65745868° ± 1.78e-05
Mean Anomaly (M)231.36157495° ± 4.01e-06
Mean Motion (n)0.3590767026°/day ± 1.28e-09
Perihelion dist (q)1.06941933 AU ± 5.02e-08
Aphelion dist (Q)2.85142886 AU ± 5.06e-08
Orbital Period2.74489065 yr ± 9.82e-09
Physical Parameters
H (abs. magnitude)21.39
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.262″
Uncertainty0
Orbit TypeAmor
MOID0.092656 AU
Observations Used102
Oppositions7
Arc Total2010-2021
First Observation Used2010-02-04
Last Observation Used2021-09-09
Observations (105)
Date Type RA Dec Mag Band Observatory
2021-03-31 08:38:33 C 10 09 44.10 +21 13 38.1 V I52
2021-04-02 06:01:50 C 10 06 55.36 +20 23 52.2 V I52
2021-04-02 06:10:10 C 10 06 54.79 +20 23 42.4 V I52
2021-04-02 06:27:55 C 10 06 53.57 +20 23 22.2 V I52
2021-04-03 05:52:01 C 10 05 30.66 +19 56 02.7 V 703
2021-04-03 06:07:09 C 10 05 29.62 +19 55 44.5 V 703
2021-04-03 06:14:43 C 10 05 29.07 +19 55 36.4 V 703
2021-04-05 03:52:46 C 10 02 56.97 +18 59 07.5 V G96
2021-04-05 03:59:41 C 10 02 56.55 +18 58 58.7 V G96
2021-04-05 04:06:38 C 10 02 56.10 +18 58 49.5 V G96
2021-04-05 04:13:33 C 10 02 55.68 +18 58 41.1 V G96
2021-04-19 01:35:26 C 09 51 19.76 +10 00 41.1 u 807
2021-04-19 01:41:24 C 09 51 19.62 +10 00 29.7 u 807
2021-04-19 01:47:21 C 09 51 19.47 +10 00 18.3 u 807
2021-04-24 04:01:36 C 09 50 28.09 +05 46 59.9 V I52
2021-04-24 04:04:49 C 09 50 28.04 +05 46 51.3 V I52
2021-05-06 00:13:42 C 09 55 27.02 -05 51 59.6 u 807
2021-05-06 00:18:20 C 09 55 27.14 -05 52 12.3 u 807
2021-05-06 00:22:58 C 09 55 27.24 -05 52 24.9 u 807
2021-05-06 03:53:14 C 09 55 34.13 -06 02 45.8 V I52
2021-05-06 03:53:50 C 09 55 34.14 -06 02 47.6 V I52
2021-05-06 03:56:36 C 09 55 34.21 -06 02 55.3 V I52
2021-05-06 03:57:12 C 09 55 34.22 -06 02 57.0 V I52
2021-05-12 00:06:03 C 10 01 51.34 -12 42 52.3 u 807
2021-05-12 00:08:12 C 10 01 51.48 -12 42 58.8 u 807
2021-05-12 00:10:41 C 10 01 51.63 -12 43 06.2 u 807
2021-05-12 03:53:37 C 10 02 03.12 -12 54 55.9 V G96
2021-05-12 04:01:49 C 10 02 03.46 -12 55 20.3 V G96
2021-05-12 04:10:01 C 10 02 03.83 -12 55 44.7 V G96
2021-05-12 04:18:13 C 10 02 04.19 -12 56 08.8 V G96
2021-05-18 04:07:16 C 10 11 34.10 -20 19 36.5 o 691
2021-05-18 04:29:17 C 10 11 35.31 -20 20 40.6 o 691
2021-05-23 00:21:49 C 10 21 48.95 -26 33 43.6 u 807
2021-05-23 00:26:27 C 10 21 49.35 -26 33 58.1 u 807
2021-05-23 00:31:01 C 10 21 49.76 -26 34 13.4 u 807
2021-05-31 23:25:03 C 10 48 29.27 -38 14 07.8 u 807
2021-05-31 23:28:03 C 10 48 29.68 -38 14 17.8 u 807
2021-05-31 23:34:03 C 10 48 30.51 -38 14 36.4 u 807
2021-06-08 08:12:00 C 11 20 54.25 -47 11 36.3 V 474
2021-06-08 08:14:34 C 11 20 54.76 -47 11 43.4 V 474
2021-06-08 08:17:07 C 11 20 55.29 -47 11 50.9 V 474
2021-06-08 08:19:41 C 11 20 55.82 -47 11 58.0 V 474
2021-06-09 01:07:20 C 11 24 38.35 -47 59 30.1 u 807
2021-06-09 01:13:11 C 11 24 39.47 -47 59 45.6 u 807
2021-06-09 01:18:07 C 11 24 40.56 -47 59 59.6 u 807
2021-06-19 00:39:50 C 12 32 37.90 -57 25 47.9 u 807
2021-06-19 00:46:07 C 12 32 39.95 -57 25 59.1 u 807
2021-06-19 00:52:20 C 12 32 41.95 -57 26 10.5 u 807
2021-06-20 00:15:06 C 12 40 54.25 -58 07 52.4 u 807
2021-06-20 00:21:23 C 12 40 56.35 -58 08 02.6 u 807