2008 JM20

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5921907047 ± 1.73e-06
Semi-major axis (a)1.0220839084 AU ± 5.60e-08
Inclination (i)22.47983243° ± 6.96e-05
Long. of Asc. Node (Ω)64.91438441° ± 4.18e-05
Arg. of Perihelion (ω)27.75066618° ± 9.85e-05
Mean Anomaly (M)57.44305331° ± 4.14e-04
Mean Motion (n)0.9538551962°/day ± 7.84e-08
Perihelion dist (q)0.41681532 AU ± 1.77e-06
Aphelion dist (Q)1.62735250 AU ± 1.77e-06
Orbital Period1.03330808 yr ± 8.50e-08
Physical Parameters
H (abs. magnitude)21.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.513″
Uncertainty0
Orbit TypeApollo
MOID0.163364 AU
Observations Used109
Oppositions1
Arc Total2008-2009
First Observation Used2008-05-10
Last Observation Used2009-05-17
Observations (109)
Date Type RA Dec Mag Band Observatory
2009-05-15 23:39:27 C 12 05 03.07 +41 56 41.4 r J95
2009-05-15 23:43:55 C 12 05 03.90 +41 56 08.8 r J95
2009-05-16 05:20:10 C 12 06 07.43 +41 16 05.7 o 673
2009-05-16 05:26:30 C 12 06 08.50 +41 15 19.9 o 673
2009-05-16 05:28:50 C 12 06 08.87 +41 15 03.3 o 673
2009-05-16 05:42:00 C 12 06 11.09 +41 13 29.1 o 673
2009-05-16 22:19:56 C 12 09 06.43 +39 16 03.8 r J95
2009-05-16 22:36:41 C 12 09 08.98 +39 14 05.5 r J95
2009-05-17 23:11:43 C 12 13 03.21 +36 27 20.9 r J95