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
2019-01-08 11:42:19 C 10 34 58.121 +18 35 04.24 U F51
2019-01-08 12:01:01 C 10 34 57.739 +18 35 08.49 U F51
2019-01-08 12:19:49 C 10 34 57.346 +18 35 12.71 U F51
2019-01-08 12:33:05 C 10 34 56.87 +18 35 15.1 V G96
2019-01-08 12:41:11 C 10 34 56.70 +18 35 16.1 V G96
2019-01-08 12:49:16 C 10 34 56.51 +18 35 18.9 V G96
2019-01-08 12:57:21 C 10 34 56.34 +18 35 20.7 V G96
2019-01-29 02:16:55 C 10 19 56.07 +20 44 57.3 20.6 q J43
2019-01-29 02:29:10 C 10 19 55.57 +20 45 00.8 20.4 q J43
2019-01-29 02:41:31 C 10 19 55.03 +20 45 04.7 20.4 q J43
2019-01-29 02:53:51 C 10 19 54.57 +20 45 08.5 20.6 q J43
2019-02-04 02:16:49 C 10 13 51.20 +21 25 06.4 20.5 q J43
2019-02-04 02:29:07 C 10 13 50.62 +21 25 09.4 20.7 q J43
2019-02-04 02:41:18 C 10 13 50.10 +21 25 13.3 20.4 q J43
2019-02-04 02:53:33 C 10 13 49.54 +21 25 16.4 20.5 q J43
2019-02-05 09:20:37 C 10 12 28.495 +21 33 35.99 U F51
2019-02-05 09:54:31 C 10 12 26.935 +21 33 45.21 U F51
2019-02-05 10:11:33 C 10 12 26.153 +21 33 49.81 U F51
2019-02-08 08:42:59 C 10 09 13.55 +21 52 41.6 V G96
2019-02-08 08:54:42 C 10 09 12.99 +21 52 44.7 V G96
2019-02-08 09:10:41 C 10 09 12.25 +21 52 48.8 V G96
2019-02-08 09:18:08 C 10 09 11.88 +21 52 51.0 V G96
2019-03-06 05:04:32 C 09 40 54.11 +23 53 53.4 V G96
2019-03-06 05:11:57 C 09 40 53.90 +23 53 53.5 V G96
2019-03-06 05:19:20 C 09 40 53.52 +23 53 54.7 V G96
2019-03-06 05:26:45 C 09 40 53.22 +23 53 55.8 V G96
2020-01-29 12:48:11 C 14 30 32.86 -10 33 23.0 V G96
2020-01-29 12:57:41 C 14 30 33.17 -10 33 24.5 V G96
2020-01-29 13:05:07 C 14 30 33.46 -10 33 25.6 V G96
2020-01-29 13:12:31 C 14 30 33.68 -10 33 27.0 V G96
2020-03-21 13:12:10 C 14 47 37.864 -11 50 33.52 U F51
2020-03-21 13:29:09 C 14 47 37.572 -11 50 32.73 U F51
2020-03-21 13:46:08 C 14 47 37.289 -11 50 31.84 U F51
2020-03-21 14:03:20 C 14 47 36.995 -11 50 31.02 U F51
2020-04-03 10:21:46 C 14 40 05.04 -11 26 10.5 V G96
2020-04-03 10:29:28 C 14 40 04.80 -11 26 09.5 V G96
2020-04-03 10:37:09 C 14 40 04.52 -11 26 08.8 V G96
2020-04-03 10:44:49 C 14 40 04.26 -11 26 08.1 V G96
2020-04-15 17:14:58 C 14 28 03.10 -10 47 48.4 q D29
2020-04-15 17:35:19 C 14 28 02.08 -10 47 45.3 q D29
2020-04-15 17:55:41 C 14 28 01.05 -10 47 41.7 q D29
2020-04-16 08:45:47 C 14 27 18.29 -10 45 27.1 V G96
2020-04-16 08:53:26 C 14 27 17.90 -10 45 26.0 V G96
2020-04-16 09:01:03 C 14 27 17.54 -10 45 24.8 V G96
2020-04-16 09:08:40 C 14 27 17.13 -10 45 23.6 V G96
2020-04-20 10:01:31 C 14 22 25.491 -10 30 09.46 U F51
2020-04-20 10:19:08 C 14 22 24.544 -10 30 06.59 U F51
2020-04-20 10:36:51 C 14 22 23.590 -10 30 03.79 U F51
2020-04-20 10:54:31 C 14 22 22.643 -10 30 00.93 U F51
2020-04-21 08:26:53 C 14 21 15.03 -10 26 32.4 V 703