857652 (2012 SA22)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4927873456 ± 3.94e-08
Semi-major axis (a)2.5461204075 AU ± 6.39e-09
Inclination (i)29.20531322° ± 6.51e-06
Long. of Asc. Node (Ω)265.12508426° ± 4.28e-06
Arg. of Perihelion (ω)125.90040507° ± 1.52e-05
Mean Anomaly (M)92.93631461° ± 4.01e-06
Mean Motion (n)0.2426017165°/day ± 9.13e-10
Perihelion dist (q)1.29142449 AU ± 1.00e-07
Aphelion dist (Q)3.80081632 AU ± 1.01e-07
Orbital Period4.06273417 yr ± 1.53e-08
Physical Parameters
H (abs. magnitude)18.19
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.290″
Uncertainty0
Orbit TypeAmor
MOID0.428597 AU
Observations Used432
Oppositions10
Arc Total2012-2025
First Observation Used2012-09-18
Last Observation Used2025-02-20
Observations (456)
Date Type RA Dec Mag Band Observatory
2025-02-19 02:55:25 C 04 24 04.064 +09 16 15.42 V G96
2025-02-19 03:03:37 C 04 24 04.763 +09 16 12.94 V G96
2025-02-19 03:11:49 C 04 24 05.490 +09 16 10.81 V G96
2025-02-20 06:24:21 C 04 26 28.293 +09 08 41.68 X F51
2025-02-20 06:41:32 C 04 26 29.746 +09 08 36.63 X F51
2025-02-20 06:58:44 C 04 26 31.235 +09 08 32.14 X F51