612357 (2002 JC9)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.8276613821 ± 2.73e-08
Semi-major axis (a)2.2572652258 AU ± 7.25e-09
Inclination (i)13.39355986° ± 8.75e-06
Long. of Asc. Node (Ω)76.91320168° ± 3.62e-05
Arg. of Perihelion (ω)21.78838511° ± 3.69e-05
Mean Anomaly (M)13.56248272° ± 6.15e-06
Mean Motion (n)0.2906286265°/day ± 1.40e-09
Perihelion dist (q)0.38901397 AU ± 6.16e-08
Aphelion dist (Q)4.12551648 AU ± 6.30e-08
Orbital Period3.39135995 yr ± 1.63e-08
Physical Parameters
H (abs. magnitude)18.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.387″
Uncertainty0
Orbit TypeApollo
MOID0.172002 AU
Observations Used120
Oppositions16
Arc Total2002-2025
First Observation Used2002-05-06
Last Observation Used2025-08-14
Observations (126)
Date Type RA Dec Mag Band Observatory
2012-05-11 21:24:34 C 11 14 48.23 +39 01 05.1 u C73
2012-05-11 21:25:14 C 11 14 48.50 +39 01 01.5 u C73
2012-05-11 21:25:53 C 11 14 48.76 +39 00 57.9 u C73
2012-05-11 21:26:33 C 11 14 49.01 +39 00 54.2 u C73
2012-05-16 05:39:50 C 11 48 27.28 +30 32 37.0 r 703
2012-05-16 05:49:30 C 11 48 29.77 +30 31 54.8 r 703
2012-05-16 05:59:14 C 11 48 32.18 +30 31 11.5 r 703
2012-05-16 06:08:53 C 11 48 34.56 +30 30 28.9 r 703
2012-05-16 22:04:35 C 11 52 31.98 +29 21 54.5 c A24
2012-05-16 22:06:49 C 11 52 32.45 +29 21 44.7 c A24
2012-05-16 22:29:58 C 11 52 37.92 +29 20 06.4 c A24
2012-05-16 22:53:39 C 11 52 43.60 +29 18 25.6 c A24
2012-05-16 23:16:47 C 11 52 48.98 +29 16 47.2 c A24
2012-05-16 23:18:57 C 11 52 49.53 +29 16 38.4 c A24
2012-05-22 05:30:10 C 12 17 17.34 +21 34 54.4 r 703
2012-05-22 05:39:51 C 12 17 18.81 +21 34 23.0 r 703
2012-05-22 05:49:38 C 12 17 20.29 +21 33 53.1 r 703
2018-09-10 01:50:45 C 19 56 29.37 -42 24 56.4 u 807
2018-09-10 01:55:40 C 19 56 28.85 -42 24 56.6 u 807
2019-05-27 10:29:04 C 16 26 17.231 -17 08 06.68 U F51
2019-05-27 11:03:22 C 16 26 14.280 -17 08 06.32 U F51
2019-05-27 11:20:30 C 16 26 12.813 -17 08 05.97 U F51
2025-08-14 08:00:10 C 03 41 22.870 -15 35 58.20 V 807
2025-08-14 08:08:49 C 03 41 26.140 -15 35 54.10 V 807
2025-08-14 08:26:51 C 03 41 32.950 -15 35 46.50 V 807
2025-08-14 08:35:52 C 03 41 36.350 -15 35 43.00 V 807