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
2023-03-27 19:26:35 C 13 48 51.66 -05 16 37.3 V D29
2023-03-27 19:27:52 C 13 48 51.58 -05 16 37.2 V D29
2023-03-27 19:46:57 C 13 48 50.87 -05 16 33.5 V D29
2023-04-14 05:25:14 C 13 29 50.002 -03 46 23.56 V W68
2023-04-14 05:31:08 C 13 29 49.704 -03 46 22.62 V W68
2023-04-14 05:38:59 C 13 29 49.298 -03 46 20.17 V W68
2023-04-14 05:53:28 C 13 29 48.554 -03 46 16.93 V W68
2023-04-17 05:06:40 C 13 26 11.899 -03 30 41.72 V W68
2023-04-17 05:13:57 C 13 26 11.460 -03 30 39.17 V W68
2023-04-17 05:18:37 C 13 26 11.244 -03 30 37.62 V W68
2023-04-17 06:08:50 C 13 26 08.599 -03 30 27.18 V W68
2023-04-17 08:05:57 C 13 26 02.710 -03 30 09.00 V 703
2023-04-17 08:14:09 C 13 26 02.252 -03 30 06.44 V 703
2023-04-17 08:22:21 C 13 26 01.802 -03 30 04.39 V 703
2023-04-17 08:30:33 C 13 26 01.374 -03 30 02.41 V 703
2023-04-18 07:28:54 C 13 24 51.131 -03 25 05.38 V G96
2023-04-18 07:37:03 C 13 24 50.717 -03 25 03.94 V G96
2023-04-18 07:45:11 C 13 24 50.296 -03 25 02.03 V G96
2023-04-18 07:53:20 C 13 24 49.864 -03 25 00.48 V G96
2023-04-25 08:12:28 C 13 16 17.460 -02 50 38.32 X F52
2023-04-25 08:49:23 C 13 16 15.558 -02 50 31.24 X F52
2023-04-25 09:07:52 C 13 16 14.607 -02 50 27.73 X F52
2023-05-12 07:13:11 C 12 58 05.952 -01 52 12.55 X F52
2023-05-12 07:28:52 C 12 58 05.332 -01 52 11.21 X F52
2023-05-12 07:44:35 C 12 58 04.720 -01 52 09.87 X F52
2023-05-12 08:00:20 C 12 58 04.100 -01 52 08.51 X F52
2023-05-14 06:23:07 C 12 56 23.139 -01 48 26.52 X F51
2023-05-14 06:40:14 C 12 56 22.507 -01 48 25.29 X F51
2023-05-14 07:12:10 C 12 56 21.333 -01 48 22.92 X F51
2023-05-23 06:20:04 C 12 49 55.052 -01 40 29.14 V G96
2023-05-23 06:27:34 C 12 49 54.851 -01 40 29.06 V G96
2023-05-23 06:35:03 C 12 49 54.649 -01 40 29.03 V G96
2023-05-23 06:42:34 C 12 49 54.480 -01 40 28.96 V G96
2023-07-09 03:39:40 C 12 55 35.191 -04 51 52.81 V G96
2023-07-09 03:47:50 C 12 55 35.440 -04 51 55.33 V G96
2023-07-09 03:55:59 C 12 55 35.699 -04 51 57.85 V G96
2023-07-09 04:04:09 C 12 55 35.954 -04 52 00.19 V G96
2024-10-08 14:12:59 C 08 55 39.309 +22 34 55.45 X F52
2024-10-08 14:20:37 C 08 55 39.715 +22 34 54.45 X F52
2024-10-08 14:35:51 C 08 55 40.534 +22 34 52.97 X F52
2024-11-10 20:46:55 C 09 29 44.368 +21 39 00.27 O18
2024-11-10 20:48:11 C 09 29 44.395 +21 39 00.30 O18
2024-11-10 21:11:27 C 09 29 45.059 +21 39 00.27 O18
2024-11-13 21:07:34 C 09 31 43.587 +21 39 22.48 O18
2024-11-13 21:08:50 C 09 31 43.621 +21 39 22.49 O18
2024-11-13 21:15:20 C 09 31 43.783 +21 39 22.65 O18
2024-11-13 21:16:36 C 09 31 43.819 +21 39 22.69 O18
2024-11-14 11:19:01 C 09 32 05.489 +21 39 35.21 V G96
2024-11-14 11:26:28 C 09 32 05.680 +21 39 35.21 V G96
2024-11-14 11:33:55 C 09 32 05.852 +21 39 35.64 V G96