2021 SR3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5072984594 ± 4.84e-06
Semi-major axis (a)2.1836397659 AU ± 2.30e-05
Inclination (i)0.67026456° ± 5.32e-06
Long. of Asc. Node (Ω)147.75905016° ± 1.26e-04
Arg. of Perihelion (ω)286.32166390° ± 1.28e-04
Mean Anomaly (M)81.19266875° ± 7.00e-03
Mean Motion (n)0.3054504606°/day ± 4.82e-06
Perihelion dist (q)1.07588268 AU ± 1.55e-05
Aphelion dist (Q)3.29139686 AU ± 3.62e-05
Orbital Period3.22679587 yr ± 5.09e-05
Physical Parameters
H (abs. magnitude)22.71
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.235″
Uncertainty1
Orbit TypeAmor
MOID0.090362 AU
Observations Used237
Oppositions1
Arc Total2021-2022
First Observation Used2021-09-29
Last Observation Used2022-02-20
Observations (253)
Date Type RA Dec Mag Band Observatory
2021-11-14 04:35:11 C 02 20 17.93 +07 47 14.1 V G96
2021-11-14 04:45:25 C 02 20 19.18 +07 47 18.3 V G96
2021-11-19 21:29:13 C 02 42 03.45 +08 53 14.4 V K83
2021-11-19 21:35:09 C 02 42 04.41 +08 53 17.7 V K83
2021-11-19 21:52:54 C 02 42 07.34 +08 53 27.4 V K83
2021-11-23 10:08:14 C 02 58 44.063 +09 47 08.29 U F52
2021-11-23 10:23:49 C 02 58 47.038 +09 47 18.80 U F52
2021-11-23 10:39:24 C 02 58 50.010 +09 47 29.10 U F52
2021-11-24 07:36:45 C 03 03 26.498 +10 02 06.23 U F51
2021-11-24 07:54:42 C 03 03 30.067 +10 02 19.42 U F51
2021-11-24 08:12:42 C 03 03 33.637 +10 02 32.51 U F51
2021-11-24 09:46:51 C 03 03 52.28 +10 03 39.7 V T05
2021-11-24 09:54:19 C 03 03 53.72 +10 03 44.5 V T05
2021-11-24 09:59:47 C 03 03 54.82 +10 03 49.1 V T05
2021-11-24 10:00:26 C 03 03 54.96 +10 03 49.0 V T05
2021-11-24 10:47:31 C 03 04 04.30 +10 04 21.6 V T05
2021-11-24 10:48:10 C 03 04 04.47 +10 04 22.4 V T05
2021-11-24 10:53:46 C 03 04 05.56 +10 04 26.6 V T05
2021-11-24 11:01:44 C 03 04 07.15 +10 04 31.1 V T05
2021-11-25 09:43:33 C 03 09 16.29 +10 21 02.8 V T05
2021-11-25 09:48:11 C 03 09 17.22 +10 21 06.1 V T05
2021-11-25 10:01:24 C 03 09 20.00 +10 21 15.7 V T05
2021-11-25 10:16:02 C 03 09 22.98 +10 21 26.2 V T05
2021-11-26 10:02:46 C 03 14 57.31 +10 39 21.7 V T08
2021-11-26 10:08:46 C 03 14 58.59 +10 39 25.4 V T08
2021-11-26 10:18:03 C 03 15 00.60 +10 39 32.0 V T08
2021-11-26 10:40:40 C 03 15 05.49 +10 39 49.4 V T08
2021-11-27 04:49:52 C 03 19 32.62 +10 53 32.0 V 703
2021-11-27 04:57:36 C 03 19 34.32 +10 53 38.3 V 703
2021-11-27 05:05:19 C 03 19 36.09 +10 53 44.3 V 703
2021-11-27 05:13:02 C 03 19 37.81 +10 53 50.5 V 703
2021-11-27 10:19:07 C 03 20 50.15 +10 58 09.6 V T08
2021-11-27 10:27:05 C 03 20 51.90 +10 58 15.7 V T08
2021-11-27 10:41:37 C 03 20 55.19 +10 58 26.9 V T08
2021-11-27 11:04:02 C 03 21 00.20 +10 58 43.6 V T08
2021-11-27 11:31:06 C 03 21 06.388 +10 59 02.28 U F52
2021-11-27 12:02:11 C 03 21 13.461 +10 59 25.45 U F52
2021-11-27 12:17:44 C 03 21 17.020 +10 59 36.96 U F52
2021-11-28 07:36:25 C 03 26 09.58 +11 14 45.2 V 703
2021-11-28 07:43:59 C 03 26 11.36 +11 14 51.0 V 703
2021-11-28 07:51:32 C 03 26 13.13 +11 14 57.0 V 703
2021-11-28 07:59:05 C 03 26 14.86 +11 15 02.7 V 703
2021-11-28 10:09:43 C 03 26 49.04 +11 17 06.1 V T05
2021-11-28 10:15:39 C 03 26 50.41 +11 17 10.8 V T05
2021-11-28 10:57:36 C 03 27 00.12 +11 17 43.7 V T05
2021-11-28 20:54:25 C 03 29 37.43 +11 25 03.0 V Z80
2021-11-28 21:02:17 C 03 29 39.39 +11 25 09.9 V Z80
2021-11-28 21:10:08 C 03 29 41.27 +11 25 16.4 V Z80
2021-11-28 23:11:18 C 03 30 09.99 +11 27 02.8 V K38
2021-11-28 23:21:36 C 03 30 12.42 +11 27 10.6 V K38