2008 SN1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5136745944 ± 2.26e-08
Semi-major axis (a)2.6594779202 AU ± 2.00e-09
Inclination (i)6.04971612° ± 1.18e-06
Long. of Asc. Node (Ω)278.99594289° ± 2.44e-05
Arg. of Perihelion (ω)84.68776803° ± 3.05e-05
Mean Anomaly (M)345.24861579° ± 3.75e-06
Mean Motion (n)0.2272572215°/day ± 2.56e-10
Perihelion dist (q)1.29337168 AU ± 6.02e-08
Aphelion dist (Q)4.02558416 AU ± 6.02e-08
Orbital Period4.33705154 yr ± 4.89e-09
Physical Parameters
H (abs. magnitude)19.58
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.228″
Uncertainty0
Orbit TypeAmor
MOID0.312465 AU
Observations Used533
Oppositions10
Arc Total2008-2021
First Observation Used2008-09-20
Last Observation Used2021-12-09
Observations (553)
Date Type RA Dec Mag Band Observatory
2021-12-09 04:26:42 C 01 53 42.45 +21 12 48.9 V G96
2021-12-09 04:34:53 C 01 53 42.98 +21 12 47.1 V G96
2021-12-09 04:43:05 C 01 53 43.52 +21 12 45.3 V G96