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
2021-11-02 10:03:50 C 01 51 54.06 +06 41 15.3 V T08
2021-11-02 10:08:29 C 01 51 54.32 +06 41 15.3 V T08
2021-11-02 10:18:27 C 01 51 54.82 +06 41 16.0 V T08
2021-11-02 12:25:25 C 01 52 02.10 +06 41 28.8 V T08
2021-11-02 12:26:05 C 01 52 02.31 +06 41 28.2 V T08
2021-11-02 12:26:45 C 01 52 02.20 +06 41 27.6 V T08
2021-11-03 05:51:36 C 01 53 20.62 +06 43 15.7 V 703
2021-11-03 06:06:44 C 01 53 21.40 +06 43 16.8 V 703
2021-11-03 06:14:18 C 01 53 21.92 +06 43 17.4 V 703
2021-11-06 09:20:26 C 01 59 25.902 +06 54 39.76 U F51
2021-11-07 09:55:15 C 02 01 39.607 +06 59 25.16 U F51
2021-11-07 10:12:19 C 02 01 40.928 +06 59 28.56 U F51
2021-11-07 10:29:22 C 02 01 42.257 +06 59 31.95 U F51
2021-11-07 10:46:21 C 02 01 43.582 +06 59 35.26 U F51
2021-11-08 08:26:04 C 02 03 51.20 +07 04 18.7 V T05
2021-11-08 08:36:06 C 02 03 52.10 +07 04 19.7 V T05
2021-11-08 08:41:22 C 02 03 52.52 +07 04 21.4 V T05
2021-11-08 09:32:37 C 02 03 56.73 +07 04 33.6 V T05
2021-11-09 05:50:33 C 02 06 01.29 +07 09 14.1 V G96
2021-11-09 05:58:02 C 02 06 01.95 +07 09 15.9 V G96
2021-11-09 06:05:32 C 02 06 02.61 +07 09 17.6 V G96
2021-11-09 06:13:02 C 02 06 03.27 +07 09 19.6 V G96
2021-11-09 10:42:29 C 02 06 30.048 +07 10 39.83 U F51
2021-11-09 11:01:01 C 02 06 31.701 +07 10 44.31 U F51
2021-11-09 11:38:07 C 02 06 35.058 +07 10 53.23 U F51
2021-11-09 12:24:02 C 02 06 44.878 +07 11 50.71 V P07
2021-11-09 14:46:57 C 02 06 57.830 +07 12 29.23 V P07
2021-11-09 15:42:26 C 02 07 02.818 +07 12 43.60 V P07
2021-11-09 16:42:25 C 02 07 08.234 +07 12 59.33 V P07
2021-11-10 11:43:05 C 02 09 12.021 +07 17 24.77 U F51
2021-11-10 11:59:35 C 02 09 13.640 +07 17 29.13 U F51
2021-11-10 12:15:45 C 02 09 15.241 +07 17 33.33 U F51
2021-11-10 12:31:33 C 02 09 16.814 +07 17 37.47 U F51
2021-11-11 02:00:09 C 02 10 53.48 +07 22 31.7 u 807
2021-11-11 02:04:00 C 02 10 53.81 +07 22 32.7 u 807
2021-11-11 02:07:54 C 02 10 54.27 +07 22 34.5 u 807
2021-11-12 07:11:01 C 02 14 20.83 +07 30 41.3 U I41
2021-11-12 07:12:23 C 02 14 20.98 +07 30 41.8 U I41
2021-11-12 08:12:27 C 02 14 27.48 +07 31 01.4 U I41
2021-11-12 08:13:49 C 02 14 27.62 +07 31 01.8 U I41
2021-11-12 16:03:44 C 02 15 26.82 +07 33 43.2 V D29
2021-11-12 16:05:00 C 02 15 26.98 +07 33 44.3 V D29
2021-11-12 16:24:06 C 02 15 29.09 +07 33 50.4 V D29
2021-11-12 16:25:22 C 02 15 29.20 +07 33 50.9 V D29
2021-11-13 05:13:51 C 02 17 10.19 +07 38 24.8 V 703
2021-11-13 05:22:01 C 02 17 11.10 +07 38 28.1 V 703
2021-11-13 05:30:14 C 02 17 12.04 +07 38 30.9 V 703
2021-11-13 05:38:25 C 02 17 13.01 +07 38 33.5 V 703
2021-11-14 04:14:42 C 02 20 15.44 +07 47 05.7 V G96
2021-11-14 04:24:56 C 02 20 16.70 +07 47 10.2 V G96