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
2020-05-02 03:32:47 C 14 06 58.63 -09 43 32.6 q W33
2020-05-02 03:58:02 C 14 06 57.12 -09 43 27.2 q W33
2020-05-02 04:23:23 C 14 06 55.73 -09 43 24.0 q W33
2020-05-02 04:50:29 C 14 06 54.01 -09 43 20.2 q W33
2020-05-02 05:07:28 C 14 06 53.33 -09 43 16.4 V G96
2020-05-02 05:14:50 C 14 06 52.91 -09 43 15.2 V G96
2020-05-02 05:22:11 C 14 06 52.48 -09 43 13.9 V G96
2020-05-02 05:29:33 C 14 06 52.04 -09 43 12.8 V G96
2020-05-03 08:48:35 C 14 05 19.66 -09 38 45.0 V T08
2020-05-03 08:51:15 C 14 05 19.50 -09 38 44.4 V T08
2020-05-03 08:56:34 C 14 05 19.16 -09 38 43.3 V T08
2020-05-03 09:06:11 C 14 05 18.63 -09 38 41.8 V T08
2020-05-10 14:09:48 C 13 55 43.07 -09 12 17.7 q D29
2020-05-10 14:28:21 C 13 55 42.04 -09 12 15.2 q D29
2020-05-10 14:46:54 C 13 55 40.99 -09 12 12.6 q D29
2020-05-13 09:24:19 C 13 52 08.59 -09 03 09.3 V T05
2020-05-13 09:32:59 C 13 52 08.10 -09 03 07.7 V T05
2020-05-13 09:37:36 C 13 52 07.88 -09 03 08.3 V T05
2020-05-13 10:04:10 C 13 52 06.37 -09 03 04.5 V T05
2020-05-14 04:52:53 C 13 51 08.06 -09 00 41.7 V G96
2020-05-14 05:01:00 C 13 51 07.63 -09 00 40.7 V G96
2020-05-14 05:09:05 C 13 51 07.19 -09 00 39.5 V G96
2020-05-14 05:17:11 C 13 51 06.76 -09 00 38.5 V G96
2020-05-14 09:06:49 C 13 50 54.86 -09 00 08.1 V T08
2020-05-14 09:12:07 C 13 50 54.55 -09 00 07.3 V T08
2020-05-14 09:20:04 C 13 50 54.09 -09 00 07.3 V T08
2020-05-14 09:34:43 C 13 50 53.30 -09 00 04.6 V T08
2020-05-15 09:54:20 C 13 49 38.80 -08 57 06.5 V T08
2020-05-15 10:02:20 C 13 49 38.33 -08 57 05.5 V T08
2020-05-15 10:10:56 C 13 49 37.95 -08 57 04.9 V T08
2020-05-15 10:26:15 C 13 49 37.08 -08 57 02.7 V T08
2020-05-16 10:00:28 C 13 48 26.22 -08 54 16.1 V T05
2020-05-16 10:28:52 C 13 48 24.76 -08 54 14.0 V T05
2020-05-16 10:33:44 C 13 48 24.53 -08 54 13.2 V T05
2020-05-16 10:43:05 C 13 48 23.98 -08 54 11.4 V T05
2020-05-17 08:47:55 C 13 47 18.916 -08 51 44.02 U F52
2020-05-17 09:06:47 C 13 47 17.955 -08 51 41.95 U F52
2020-05-17 09:25:37 C 13 47 16.995 -08 51 39.80 U F52
2020-05-17 09:44:25 C 13 47 16.045 -08 51 37.64 U F52
2020-05-19 09:08:43 C 13 45 00.00 -08 46 43.6 V T08
2020-05-19 09:14:02 C 13 44 59.73 -08 46 43.0 V T08
2020-05-19 09:27:19 C 13 44 59.09 -08 46 41.7 V T08
2020-05-19 09:47:55 C 13 44 58.07 -08 46 39.3 V T08
2020-05-20 09:02:43 C 13 43 53.58 -08 44 28.5 V T05
2020-05-20 09:08:39 C 13 43 53.29 -08 44 27.6 V T05
2020-05-20 09:16:36 C 13 43 52.90 -08 44 27.2 V T05
2020-05-20 09:31:18 C 13 43 52.18 -08 44 25.7 V T05
2020-05-23 07:44:29 C 13 40 46.818 -08 38 40.65 U F52
2020-05-23 08:01:37 C 13 40 46.059 -08 38 39.43 U F52
2020-05-23 08:18:42 C 13 40 45.303 -08 38 38.24 U F52