2021 SG5

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4054452440 ± 5.35e-05
Semi-major axis (a)1.7720572825 AU ± 1.79e-04
Inclination (i)21.21185064° ± 1.96e-03
Long. of Asc. Node (Ω)0.20427282° ± 2.66e-04
Arg. of Perihelion (ω)64.19462219° ± 1.91e-03
Mean Anomaly (M)248.38186046° ± 9.15e-02
Mean Motion (n)0.4178261733°/day ± 6.34e-05
Perihelion dist (q)1.05358509 AU ± 1.43e-04
Aphelion dist (Q)2.49052948 AU ± 2.69e-04
Orbital Period2.35893859 yr ± 3.58e-04
Physical Parameters
H (abs. magnitude)23.38
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.136″
Uncertainty2
Orbit TypeAmor
MOID0.196926 AU
Observations Used21
Oppositions1
Arc Total2021-2021
First Observation Used2021-09-08
Last Observation Used2021-10-06
Observations (21)
Date Type RA Dec Mag Band Observatory
2021-09-08 12:44:17 C 01 08 08.084 -04 49 29.33 V F51
2021-09-08 13:17:41 C 01 08 06.678 -04 48 29.60 V F51
2021-09-08 13:43:16 C 01 08 05.612 -04 47 44.36 V F51
2021-09-08 14:01:01 C 01 08 04.839 -04 47 12.72 V F51
2021-09-28 07:55:29 C 00 27 38.397 +17 57 39.40 V F52
2021-09-28 08:13:53 C 00 27 35.468 +17 58 55.25 V F52
2021-09-28 08:50:34 C 00 27 29.595 +18 01 26.36 V F52
2021-09-29 06:49:55 C 00 24 07.483 +19 32 31.18 V F51
2021-09-29 07:23:11 C 00 24 01.959 +19 34 52.52 V F51
2021-09-30 12:34:00 C 00 19 12.708 +21 38 50.34 U F51
2021-09-30 12:50:41 C 00 19 09.732 +21 40 01.61 U F51
2021-09-30 13:07:26 C 00 19 06.768 +21 41 12.73 U F51
2021-10-02 11:08:27 C 00 10 58.643 +25 02 22.32 U F51
2021-10-02 11:33:55 C 00 10 53.604 +25 04 14.45 U F51
2021-10-02 11:46:27 C 00 10 51.126 +25 05 09.58 U F51
2021-10-04 06:27:48 C 00 02 34.51 +28 15 34.7 V 734
2021-10-04 06:41:12 C 00 02 31.66 +28 16 34.5 V 734
2021-10-04 06:54:37 C 00 02 28.79 +28 17 35.2 V 734
2021-10-06 06:44:35 C 23 52 21.14 +31 52 41.0 V 654
2021-10-06 07:21:29 C 23 52 12.50 +31 55 26.2 V 654
2021-10-06 07:56:17 C 23 52 04.36 +31 58 01.6 V 654