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
2008-05-11 13:43:30 C 15 33 08.63 +22 07 49.5 o 300
2008-05-11 14:34:54 C 15 32 46.17 +22 04 11.5 o 474
2008-05-11 14:36:15 C 15 32 45.60 +22 04 04.0 o 474
2008-05-11 14:38:19 C 15 32 44.88 +22 03 55.4 o 474
2008-05-11 14:39:59 C 15 32 44.17 +22 03 44.3 o 474
2008-05-12 06:00:22 C 15 26 51.96 +20 42 52.9 o H55
2008-05-12 06:04:25 C 15 26 50.40 +20 42 32.1 o H55
2008-05-12 06:07:49 C 15 26 49.11 +20 42 14.6 o H55
2008-05-12 22:24:40 C 15 20 55.00 +19 19 08.6 r 113
2008-05-12 22:25:31 C 15 20 54.68 +19 19 04.0 r 113
2008-05-12 22:26:21 C 15 20 54.39 +19 19 00.3 r 113
2008-05-12 22:27:12 C 15 20 54.10 +19 18 56.1 r 113
2008-05-12 22:28:02 C 15 20 53.82 +19 18 51.7 r 113
2008-05-13 06:13:12 C 15 18 11.45 +18 40 14.2 o H55
2008-05-13 06:18:51 C 15 18 09.42 +18 39 45.9 o H55
2008-05-13 06:24:33 C 15 18 07.44 +18 39 17.6 o H55
2008-05-13 22:54:12 C 15 12 38.43 +17 18 29.3 o 204
2008-05-13 23:02:15 C 15 12 35.77 +17 17 50.2 o 204
2008-05-13 23:13:59 C 15 12 31.88 +17 16 53.8 o 204
2008-05-14 05:11:19 C 15 10 38.85 +16 48 29.1 r 703
2008-05-14 05:20:35 C 15 10 35.90 +16 47 45.2 r 703
2008-05-14 05:29:50 C 15 10 32.91 +16 47 02.1 r 703
2008-05-14 05:39:07 C 15 10 29.85 +16 46 17.7 r 703
2008-05-15 03:53:04 C 15 03 44.88 +15 02 35.1 o H55
2008-05-15 03:57:37 C 15 03 43.51 +15 02 15.0 o H55
2008-05-15 04:02:22 C 15 03 42.07 +15 01 53.6 o H55
2008-05-19 04:59:46 C 14 39 46.00 +08 24 40.6 o H55
2008-05-19 05:07:24 C 14 39 44.37 +08 24 12.5 o H55
2008-05-19 05:15:05 C 14 39 42.71 +08 23 44.6 o H55
2008-05-21 05:48:46 C 14 30 28.85 +05 36 52.2 o H55
2008-05-21 05:54:12 C 14 30 27.72 +05 36 34.1 o H55
2008-05-21 06:00:21 C 14 30 26.61 +05 36 15.6 o H55
2008-05-22 07:07:48 C 14 26 14.88 +04 17 31.7 o H55
2008-05-22 07:13:19 C 14 26 13.89 +04 17 14.0 o H55
2008-05-22 07:18:30 C 14 26 13.11 +04 16 57.6 o H55
2008-05-27 04:27:06 C 14 10 54.65 -00 52 02.8 o H55
2008-05-27 04:43:19 C 14 10 52.79 -00 52 39.6 o H55
2008-05-27 04:59:09 C 14 10 51.12 -00 53 15.8 o H55
2008-06-06 05:18:42 C 13 54 10.63 -07 59 10.9 o 291
2008-06-06 05:24:01 C 13 54 10.38 -07 59 17.8 o 291
2008-06-06 05:29:46 C 13 54 10.15 -07 59 25.9 o 291
2009-05-11 22:31:00 C 11 40 13.92 +54 26 56.2 r J95
2009-05-11 22:33:40 C 11 40 14.85 +54 26 33.8 r J95
2009-05-11 22:40:15 C 11 40 17.02 +54 25 40.4 r J95
2009-05-11 22:43:28 C 11 40 18.07 +54 25 14.3 r J95
2009-05-13 06:01:29 C 11 50 01.55 +50 14 50.1 o 673
2009-05-13 06:13:00 C 11 50 04.54 +50 13 19.5 o 673
2009-05-13 06:28:46 C 11 50 08.76 +50 11 14.5 o 673
2009-05-13 06:42:50 C 11 50 12.39 +50 09 23.0 o 673
2009-05-15 23:36:30 C 12 05 02.57 +41 57 02.6 r J95