2023 SF4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3153545508 ± 9.80e-05
Semi-major axis (a)1.3486783144 AU ± 1.61e-04
Inclination (i)1.14450194° ± 3.38e-04
Long. of Asc. Node (Ω)16.22972670° ± 2.79e-03
Arg. of Perihelion (ω)289.17609961° ± 2.89e-03
Mean Anomaly (M)166.16298428° ± 9.54e-02
Mean Motion (n)0.6292883829°/day ± 1.13e-04
Perihelion dist (q)0.92336647 AU ± 1.72e-04
Aphelion dist (Q)1.77399016 AU ± 2.50e-04
Orbital Period1.56625533 yr ± 2.81e-04
Physical Parameters
H (abs. magnitude)27.49
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.250″
Uncertainty2
Orbit TypeApollo
MOID0.007415 AU
Observations Used13
Oppositions1
Arc Total2023-2023
First Observation Used2023-09-20
Last Observation Used2023-09-22
Observations (14)
Date Type RA Dec Mag Band Observatory
2023-09-20 11:54:52 C 02 06 30.754 -14 36 15.97 X F52
2023-09-20 12:14:19 C 02 06 12.192 -14 30 46.80 X F52
2023-09-20 12:33:54 C 02 05 53.379 -14 25 12.08 X F52
2023-09-20 12:53:26 C 02 05 34.815 -14 19 40.44 X F52
2023-09-21 01:33:35 C 01 56 55.60 -11 13 06.8 X 033
2023-09-21 01:34:29 C 01 56 54.95 -11 12 54.9 X 033
2023-09-21 01:35:29 C 01 56 54.30 -11 12 41.4 X 033
2023-09-21 01:36:30 C 01 56 53.58 -11 12 28.0 X 033
2023-09-21 02:21:14 C 01 56 55.89 -10 51 44.5 W X09
2023-09-21 02:36:19 C 01 56 46.08 -10 48 33.7 W X09
2023-09-22 07:13:23 C 01 43 17.60 -06 03 43.4 u H21
2023-09-22 07:17:25 C 01 43 15.82 -06 03 10.9 u H21
2023-09-22 07:21:28 C 01 43 14.01 -06 02 37.9 u H21
2023-09-22 07:37:38 C 01 43 06.83 -06 00 27.6 u H21