2021 DS1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2164072841 ± 4.06e-07
Semi-major axis (a)1.6342352777 AU ± 8.59e-08
Inclination (i)11.42634130° ± 6.92e-06
Long. of Asc. Node (Ω)150.09773146° ± 1.95e-05
Arg. of Perihelion (ω)248.46434458° ± 1.30e-04
Mean Anomaly (M)199.90130578° ± 6.03e-05
Mean Motion (n)0.4717809541°/day ± 3.72e-08
Perihelion dist (q)1.28057486 AU ± 6.68e-07
Aphelion dist (Q)1.98789570 AU ± 6.72e-07
Orbital Period2.08916082 yr ± 1.65e-07
Physical Parameters
H (abs. magnitude)20.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.205″
Uncertainty0
Orbit TypeAmor
MOID0.338905 AU
Observations Used76
Oppositions5
Arc Total2015-2025
First Observation Used2015-04-24
Last Observation Used2025-01-27
Observations (82)
Date Type RA Dec Mag Band Observatory
2015-04-24 12:47:18 C 14 53 28.882 +05 12 51.22 V F51
2015-04-24 13:07:43 C 14 53 27.792 +05 13 00.26 V F51
2015-04-24 13:28:09 C 14 53 26.656 +05 13 09.30 V F51
2015-04-24 13:48:39 C 14 53 25.530 +05 13 18.95 V F51
2015-05-18 11:09:11 C 14 23 27.999 +07 54 27.98 V F51
2017-03-24 10:35:12 C 14 10 51.950 +03 49 17.25 V F51
2017-03-31 11:15:53 C 14 04 08.899 +05 32 37.77 V F51
2017-04-03 12:37:30 C 14 00 47.125 +06 16 33.24 V F51
2017-04-03 12:53:57 C 14 00 46.314 +06 16 43.27 V F51
2017-04-03 13:26:56 C 14 00 44.672 +06 17 02.37 V F51
2021-02-16 12:26:39 C 11 54 53.662 +05 33 28.96 V F52
2021-02-16 12:27:35 C 11 54 53.621 +05 33 29.60 V F52
2021-02-16 13:46:39 C 11 54 50.789 +05 34 26.86 U F51
2021-02-16 14:04:24 C 11 54 50.148 +05 34 39.47 U F51
2021-02-16 14:22:06 C 11 54 49.501 +05 34 52.51 U F51
2021-02-16 14:39:51 C 11 54 48.875 +05 35 05.02 U F51
2021-02-17 11:49:36 C 11 54 05.76 +05 50 24.8 V V06
2021-02-17 12:05:36 C 11 54 05.12 +05 50 36.6 V V06
2021-02-18 08:23:22 C 11 53 22.23 +06 05 41.2 V 807
2021-02-18 08:36:16 C 11 53 21.73 +06 05 50.8 V 807
2021-02-18 08:48:38 C 11 53 21.25 +06 06 00.4 V 807
2021-02-20 05:36:29 C 11 51 41.16 +06 39 24.2 V 807
2021-02-20 05:44:53 C 11 51 40.82 +06 39 30.3 V 807
2021-02-20 05:53:17 C 11 51 40.50 +06 39 36.9 V 807
2021-02-20 10:34:26 C 11 51 29.26 +06 42 58.2 o 291
2021-02-20 10:53:06 C 11 51 28.49 +06 43 12.3 o 291
2021-02-20 11:11:49 C 11 51 27.74 +06 43 25.9 o 291
2021-02-22 05:48:13 C 11 49 45.14 +07 15 59.4 V 807
2021-02-22 05:56:22 C 11 49 44.79 +07 16 05.7 V 807
2021-02-22 06:05:04 C 11 49 44.41 +07 16 12.1 V 807
2021-03-05 06:26:21 C 11 37 18.01 +10 40 27.3 u 807
2021-03-05 06:34:20 C 11 37 17.57 +10 40 33.4 u 807
2021-03-05 06:42:21 C 11 37 17.14 +10 40 39.2 u 807
2021-03-06 05:49:47 C 11 36 06.36 +10 57 57.2 u H21
2021-03-06 06:02:03 C 11 36 05.65 +10 58 06.8 u H21
2021-03-06 06:07:18 C 11 36 05.39 +10 58 10.9 u H21
2021-03-07 10:19:22 C 11 34 37.69 +11 19 18.8 o 291
2021-03-07 10:35:59 C 11 34 36.80 +11 19 31.3 o 291
2021-03-07 10:52:34 C 11 34 35.92 +11 19 43.3 o 291
2021-04-06 09:57:02 C 11 04 08.923 +17 33 28.75 V F51
2021-04-06 10:15:23 C 11 04 08.458 +17 33 33.48 V F51
2021-04-06 10:33:37 C 11 04 07.979 +17 33 37.60 V F51
2021-04-06 10:51:49 C 11 04 07.502 +17 33 41.90 V F51
2022-12-28 15:26:57 C 10 26 27.397 -00 46 03.07 V T12
2022-12-28 15:31:13 C 10 26 27.474 -00 46 02.47 V T12
2022-12-28 15:35:46 C 10 26 27.553 -00 46 01.82 V T12
2023-02-12 08:16:06 C 10 02 27.452 +09 36 40.75 V G96
2023-02-12 08:23:25 C 10 02 27.028 +09 36 47.27 V G96
2023-02-12 08:30:43 C 10 02 26.628 +09 36 53.14 V G96
2023-02-12 08:38:01 C 10 02 26.275 +09 36 59.11 V G96