2021 DR2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5167537627 ± 5.91e-08
Semi-major axis (a)2.5820604931 AU ± 4.69e-08
Inclination (i)26.43620215° ± 1.22e-05
Long. of Asc. Node (Ω)340.80695758° ± 8.50e-06
Arg. of Perihelion (ω)247.31845533° ± 1.63e-05
Mean Anomaly (M)29.88756179° ± 1.30e-05
Mean Motion (n)0.2375541692°/day ± 6.47e-09
Perihelion dist (q)1.24777102 AU ± 1.54e-07
Aphelion dist (Q)3.91634997 AU ± 1.68e-07
Orbital Period4.14905908 yr ± 1.13e-07
Physical Parameters
H (abs. magnitude)20.01
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.204″
Uncertainty0
Orbit TypeAmor
MOID0.429775 AU
Observations Used64
Oppositions6
Arc Total2017-2025
First Observation Used2017-08-13
Last Observation Used2025-02-24
Observations (65)
Date Type RA Dec Mag Band Observatory
2017-08-13 11:01:40 C 22 01 47.709 -34 32 03.00 V F51
2017-08-13 11:15:36 C 22 01 46.331 -34 31 54.65 V F51
2017-08-13 11:29:31 C 22 01 44.949 -34 31 46.66 V F51
2017-08-14 09:27:43 C 21 59 40.804 -34 18 29.49 V F51
2017-08-14 09:41:41 C 21 59 39.449 -34 18 21.00 V F51
2021-02-06 09:24:46 C 12 03 59.39 +05 54 25.2 V G96
2021-02-06 09:32:11 C 12 03 59.27 +05 54 17.5 V G96
2021-02-08 12:36:52 C 12 03 05.712 +05 03 26.19 V F52
2021-02-08 12:54:25 C 12 03 05.270 +05 03 07.87 V F52
2021-02-08 13:11:55 C 12 03 04.881 +05 02 49.93 V F52
2021-02-16 12:21:09 C 11 57 16.042 +01 27 39.59 U F52
2021-02-16 12:38:59 C 11 57 15.212 +01 27 17.32 U F52
2021-02-16 12:56:51 C 11 57 14.409 +01 26 55.19 U F52
2021-02-16 13:14:37 C 11 57 13.617 +01 26 33.36 U F52
2021-02-16 13:44:43 C 11 57 12.261 +01 25 55.96 U F51
2021-02-16 14:02:27 C 11 57 11.474 +01 25 34.04 U F51
2021-02-16 14:20:11 C 11 57 10.682 +01 25 12.06 U F51
2021-02-16 14:37:55 C 11 57 09.884 +01 24 50.14 U F51
2021-03-15 09:25:53 C 11 04 16.13 -16 04 31.0 V T08
2021-03-15 09:31:24 C 11 04 15.43 -16 04 41.5 V T08
2021-03-15 09:39:24 C 11 04 14.47 -16 04 56.7 V T08
2021-03-15 09:46:54 C 11 04 13.48 -16 05 11.0 V T08
2021-03-15 21:10:53 C 11 02 52.15 -16 26 54.0 V J04
2021-03-15 21:11:53 C 11 02 51.99 -16 26 55.5 V J04
2021-03-15 21:12:54 C 11 02 51.91 -16 26 57.6 V J04
2021-03-15 21:18:15 C 11 02 50.65 -16 27 12.1 V L01
2021-03-15 21:21:37 C 11 02 50.25 -16 27 19.0 V L01
2021-03-15 21:24:59 C 11 02 49.81 -16 27 25.4 V L01
2021-03-15 21:28:22 C 11 02 49.41 -16 27 32.0 V L01
2021-03-15 21:32:22 C 11 02 48.92 -16 27 39.6 V L01
2021-03-15 22:18:17 C 11 02 43.22 -16 29 06.9 V 204
2021-03-15 22:46:15 C 11 02 39.74 -16 30 00.4 V 204
2021-03-22 01:14:26 C 10 44 21.12 -21 06 07.1 u 807
2021-03-22 01:17:11 C 10 44 20.75 -21 06 12.5 u 807
2021-03-22 01:20:21 C 10 44 20.34 -21 06 18.4 u 807
2021-03-31 04:08:19 C 10 16 24.33 -27 28 42.1 V I52
2021-03-31 04:16:12 C 10 16 23.30 -27 28 55.1 V I52
2021-03-31 04:16:49 C 10 16 23.18 -27 28 56.2 V I52
2021-03-31 04:24:30 C 10 16 22.23 -27 29 08.4 V I52
2021-04-07 09:46:16 C 09 56 01.01 -31 47 07.3 V 474
2021-04-07 09:49:18 C 09 56 00.65 -31 47 11.6 V 474
2021-04-07 09:52:20 C 09 56 00.31 -31 47 15.5 V 474
2021-04-07 09:55:23 C 09 55 59.97 -31 47 19.8 V 474
2021-04-19 06:17:02 C 09 30 14.158 -37 24 31.23 U F52
2021-04-19 06:31:45 C 09 30 13.011 -37 24 45.69 U F52
2021-04-19 06:46:32 C 09 30 11.883 -37 25 01.05 U F52
2021-04-25 01:33:10 C 09 21 50.55 -39 40 21.1 V 807
2021-04-25 01:36:54 C 09 21 50.35 -39 40 24.4 V 807
2021-04-25 01:41:09 C 09 21 50.12 -39 40 28.4 V 807
2021-04-30 01:43:07 C 09 16 52.67 -41 28 12.9 V 807