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
2020-05-23 08:35:47 C 13 40 44.544 -08 38 36.96 U F52
2020-05-23 08:43:05 C 13 40 44.23 -08 38 36.6 V T08
2020-05-23 08:48:24 C 13 40 43.97 -08 38 35.9 V T08
2020-05-23 08:57:47 C 13 40 43.58 -08 38 35.2 V T08
2020-05-23 09:17:42 C 13 40 42.68 -08 38 34.1 V T08
2020-05-24 06:50:26 C 13 39 48.78 -08 37 06.6 V G96
2020-05-24 06:57:57 C 13 39 48.46 -08 37 06.2 V G96
2020-05-24 07:05:26 C 13 39 48.16 -08 37 05.6 V G96
2020-05-24 07:12:57 C 13 39 47.83 -08 37 05.1 V G96
2020-05-25 08:43:35 C 13 38 46.20 -08 35 29.2 V T05
2020-05-25 08:48:16 C 13 38 45.94 -08 35 29.7 V T05
2020-05-25 09:02:52 C 13 38 45.37 -08 35 28.2 V T05
2020-05-25 09:13:26 C 13 38 44.88 -08 35 28.2 V T05
2020-05-28 09:05:01 C 13 36 02.55 -08 32 08.3 V T05
2020-05-28 09:09:05 C 13 36 02.37 -08 32 07.6 V T05
2020-05-28 09:16:31 C 13 36 02.11 -08 32 07.5 V T05
2020-05-28 09:21:14 C 13 36 01.91 -08 32 07.9 V T05
2020-05-29 07:45:30 C 13 35 15.13 -08 31 25.8 V T05
2020-05-29 07:50:48 C 13 35 14.97 -08 31 25.8 V T05
2020-05-29 08:00:45 C 13 35 14.62 -08 31 25.6 V T05
2020-05-29 08:19:59 C 13 35 13.92 -08 31 24.6 V T05
2020-05-31 07:21:05 C 13 33 41.46 -08 30 27.5 V T08
2020-05-31 07:26:25 C 13 33 41.29 -08 30 27.8 V T08
2020-05-31 07:46:28 C 13 33 40.64 -08 30 27.4 V T08
2020-05-31 08:03:50 C 13 33 40.05 -08 30 27.5 V T08
2020-06-17 07:26:28 C 13 26 10.197 -08 53 22.78 U F51
2020-06-17 07:44:12 C 13 26 10.073 -08 53 25.00 U F51
2020-06-17 08:02:04 C 13 26 09.954 -08 53 27.19 U F51
2020-06-17 08:19:39 C 13 26 09.833 -08 53 29.37 U F51
2020-06-20 07:12:18 C 13 25 57.65 -09 03 11.2 V T08
2020-06-20 07:16:17 C 13 25 57.71 -09 03 12.6 V T08
2020-06-20 07:26:55 C 13 25 57.66 -09 03 14.4 V T08
2020-06-20 07:46:50 C 13 25 57.63 -09 03 17.4 V T08
2020-06-23 06:37:13 C 13 26 04.976 -09 14 39.26 U F52
2020-06-23 06:55:12 C 13 26 05.022 -09 14 42.36 U F52
2020-06-23 07:54:28 C 13 26 05.161 -09 14 52.45 U F52
2020-06-23 08:12:24 C 13 26 05.202 -09 14 55.51 U F52
2020-06-24 06:45:49 C 13 26 11.76 -09 18 54.3 V T08
2020-06-24 06:48:29 C 13 26 11.77 -09 18 54.3 V T08
2020-06-24 06:50:28 C 13 26 11.74 -09 18 54.4 V T08
2020-06-24 06:53:07 C 13 26 11.81 -09 18 55.3 V T08
2020-06-24 07:01:44 C 13 26 11.77 -09 18 56.7 V T08
2020-06-24 07:11:05 C 13 26 11.87 -09 18 58.4 V T08
2020-06-24 07:17:43 C 13 26 11.86 -09 19 00.0 V T08
2020-06-24 07:25:01 C 13 26 11.95 -09 19 01.2 V T08
2021-01-13 02:00:06 C 22 30 27.11 -12 50 50.6 U I41
2021-01-13 02:03:34 C 22 30 27.62 -12 50 47.1 U I41
2021-01-13 02:07:03 C 22 30 28.14 -12 50 43.8 U I41
2021-01-13 02:10:30 C 22 30 28.65 -12 50 40.5 U I41
2021-01-18 02:09:59 C 22 48 15.73 -10 49 14.4 U I41