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
2008-05-10 05:47:04 C 15 46 30.18 +24 59 00.1 r 703
2008-05-10 05:57:14 C 15 46 25.53 +24 58 06.0 r 703
2008-05-10 06:07:24 C 15 46 21.00 +24 57 12.4 r 703
2008-05-10 07:11:32 C 15 45 52.02 +24 51 24.1 r 703
2008-05-10 07:12:18 C 15 45 51.66 +24 51 20.0 r 703
2008-05-10 07:13:03 C 15 45 51.30 +24 51 15.4 r 703
2008-05-10 07:13:48 C 15 45 51.01 +24 51 12.0 r 703
2008-05-10 07:16:22 C 15 45 48.78 +24 50 52.2 o H55
2008-05-10 07:19:16 C 15 45 47.48 +24 50 36.3 o H55
2008-05-10 07:22:23 C 15 45 46.07 +24 50 19.4 o H55
2008-05-10 07:25:50 C 15 45 44.53 +24 50 00.6 o H55
2008-05-10 07:29:24 C 15 45 42.90 +24 49 41.2 o H55
2008-05-10 07:58:11 C 15 45 30.99 +24 47 11.4 c 854
2008-05-10 08:07:09 C 15 45 26.94 +24 46 23.2 c 854
2008-05-10 08:10:09 C 15 45 25.59 +24 46 06.1 c 854
2008-05-10 10:43:13 C 15 44 17.08 +24 32 12.5 r 703
2008-05-10 10:43:58 C 15 44 16.69 +24 32 08.8 r 703
2008-05-10 10:44:44 C 15 44 16.36 +24 32 04.0 r 703
2008-05-10 11:30:33 C 15 43 56.13 +24 27 53.2 r 703
2008-05-10 11:31:18 C 15 43 55.75 +24 27 49.0 r 703
2008-05-10 11:42:27 C 15 43 52.33 +24 27 33.2 r F85
2008-05-10 12:06:45 C 15 43 43.51 +24 25 33.5 o 474
2008-05-10 12:10:48 C 15 43 39.74 +24 24 59.3 r F85
2008-05-10 12:11:00 C 15 43 41.64 +24 25 11.7 o 474
2008-05-10 12:15:22 C 15 43 39.71 +24 24 48.9 o 474
2008-05-10 12:19:40 C 15 43 37.88 +24 24 26.0 o 474
2008-05-10 12:44:36 C 15 43 24.66 +24 21 54.7 r F85
2008-05-10 20:11:27 C 15 40 18.13 +23 40 53.2 19.1 r B32
2008-05-10 20:20:24 C 15 40 14.49 +23 40 07.3 o 151
2008-05-10 20:25:54 C 15 40 12.17 +23 39 38.3 o 151
2008-05-10 20:31:25 C 15 40 09.81 +23 39 09.0 o 151
2008-05-10 20:52:18 C 15 40 00.63 +23 37 15.9 19.3 r B32
2008-05-10 21:02:50 C 15 39 56.18 +23 36 19.6 r 113
2008-05-10 21:03:48 C 15 39 55.77 +23 36 14.5 r 113
2008-05-10 21:04:45 C 15 39 55.35 +23 36 09.4 r 113
2008-05-10 21:05:43 C 15 39 54.94 +23 36 04.4 r 113
2008-05-10 21:06:46 C 15 39 54.47 +23 35 58.7 r 113
2008-05-10 21:07:51 C 15 39 54.01 +23 35 52.9 r 113
2008-05-10 22:42:37 C 15 39 13.48 +23 27 28.7 r 118
2008-05-10 22:46:57 C 15 39 11.63 +23 27 05.5 r 118
2008-05-10 22:51:16 C 15 39 09.80 +23 26 42.4 r 118
2008-05-10 22:56:13 C 15 39 07.96 +23 26 19.4 r B33
2008-05-10 23:06:42 C 15 39 03.44 +23 25 22.8 r B33
2008-05-11 10:45:50 C 15 34 19.48 +22 24 19.7 o 474
2008-05-11 10:47:13 C 15 34 18.93 +22 24 12.4 o 474
2008-05-11 10:48:36 C 15 34 18.24 +22 24 05.2 o 474
2008-05-11 10:50:00 C 15 34 17.73 +22 23 57.1 o 474
2008-05-11 13:35:14 C 15 33 11.87 +22 08 30.6 o 300
2008-05-11 13:36:52 C 15 33 11.31 +22 08 23.4 o 300
2008-05-11 13:41:50 C 15 33 09.26 +22 07 58.3 o 300