2022 SL21

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4025082190 ± 4.46e-04
Semi-major axis (a)1.7020168058 AU ± 1.30e-03
Inclination (i)8.99253635° ± 7.31e-03
Long. of Asc. Node (Ω)7.28268841° ± 3.25e-04
Arg. of Perihelion (ω)333.15820976° ± 2.52e-03
Mean Anomaly (M)160.05270019° ± 5.93e-01
Mean Motion (n)0.4438809534°/day ± 5.07e-04
Perihelion dist (q)1.01694105 AU ± 1.08e-03
Aphelion dist (Q)2.38709256 AU ± 1.97e-03
Orbital Period2.22047438 yr ± 2.54e-03
Physical Parameters
H (abs. magnitude)26.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.361″
Uncertainty3
Orbit TypeApollo
MOID0.035204 AU
Observations Used20
Oppositions1
Arc Total2022-2022
First Observation Used2022-09-22
Last Observation Used2022-09-29
Observations (20)
Date Type RA Dec Mag Band Observatory
2022-09-22 10:11:52 C 00 31 35.685 -41 58 14.65 U F52
2022-09-22 10:22:46 C 00 31 37.532 -41 55 11.04 U F52
2022-09-22 10:33:39 C 00 31 39.388 -41 52 05.13 U F52
2022-09-22 10:44:33 C 00 31 41.260 -41 48 58.49 U F52
2022-09-28 06:59:41 C 00 54 48.784 -03 33 50.94 V G96
2022-09-28 07:08:48 C 00 54 49.288 -03 31 49.98 V G96
2022-09-28 07:16:14 C 00 54 49.680 -03 30 12.06 V G96
2022-09-28 07:23:39 C 00 54 50.083 -03 28 33.24 V G96
2022-09-28 21:02:13 C 00 56 15.43 -00 34 00.8 X 033
2022-09-28 21:03:03 C 00 56 15.48 -00 33 51.1 X 033
2022-09-28 21:03:52 C 00 56 15.53 -00 33 40.4 X 033
2022-09-28 21:04:48 C 00 56 15.58 -00 33 28.7 X 033
2022-09-29 03:31:25 C 00 56 51.39 +00 49 31.5 u 807
2022-09-29 03:38:28 C 00 56 51.68 +00 50 56.4 u 807
2022-09-29 03:45:31 C 00 56 52.00 +00 52 21.3 u 807
2022-09-29 04:21:09 C 00 56 42.637 +00 55 50.90 V Z84
2022-09-29 04:35:55 C 00 56 56.97 +00 58 43.2 u H21
2022-09-29 04:39:56 C 00 56 57.17 +00 59 31.4 u H21
2022-09-29 04:43:58 C 00 56 57.40 +01 00 19.5 u H21
2022-09-29 04:47:59 C 00 56 57.60 +01 01 07.5 u H21