136923 (1998 JH2)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4417424222 ± 1.53e-08
Semi-major axis (a)2.1339941525 AU ± 4.90e-09
Inclination (i)6.62456112° ± 2.51e-06
Long. of Asc. Node (Ω)51.05815944° ± 1.33e-05
Arg. of Perihelion (ω)287.32179464° ± 1.36e-05
Mean Anomaly (M)210.17840997° ± 5.05e-06
Mean Motion (n)0.3161712954°/day ± 1.09e-09
Perihelion dist (q)1.19131841 AU ± 3.28e-08
Aphelion dist (Q)3.07666990 AU ± 3.35e-08
Orbital Period3.11738067 yr ± 1.07e-08
Physical Parameters
H (abs. magnitude)16.31
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.298″
Uncertainty0
Orbit TypeAmor
MOID0.216916 AU
Observations Used1183
Oppositions26
Arc Total1986-2025
First Observation Used1986-11-02
Last Observation Used2025-03-06
Observations (1267)
Date Type RA Dec Mag Band Observatory
2025-02-17 06:23:36 C 08 35 17.272 +28 40 46.67 V G96
2025-02-17 06:31:49 C 08 35 16.876 +28 40 47.03 V G96
2025-02-17 06:40:03 C 08 35 16.501 +28 40 47.71 V G96
2025-02-20 06:29:00 C 08 32 15.411 +28 45 19.19 X F52
2025-02-20 06:46:32 C 08 32 14.681 +28 45 20.33 X F52
2025-02-20 07:04:02 C 08 32 13.946 +28 45 21.23 X F52
2025-02-20 07:21:35 C 08 32 13.210 +28 45 22.14 X F52
2025-02-26 05:21:39 C 08 26 55.241 +28 49 50.30 V G96
2025-02-26 05:29:17 C 08 26 54.985 +28 49 50.16 V G96
2025-02-26 05:36:58 C 08 26 54.690 +28 49 50.52 V G96
2025-02-26 05:44:38 C 08 26 54.442 +28 49 50.59 V G96
2025-03-01 06:00:33 C 08 24 35.477 +28 50 00.60 X F52
2025-03-01 06:33:39 C 08 24 34.445 +28 50 00.39 X F52
2025-03-01 06:50:16 C 08 24 33.909 +28 50 00.45 X F52
2025-03-06 05:40:53 C 08 21 20.672 +28 47 25.13 X F52
2025-03-06 06:13:54 C 08 21 19.855 +28 47 24.38 X F52
2025-03-06 06:30:29 C 08 21 19.434 +28 47 24.09 X F52