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
2015-01-24 02:43:06 C 02 01 13.11 +14 51 40.1 R G45
2015-01-24 02:49:10 C 02 01 13.67 +14 51 43.8 R G45
2015-01-24 02:55:08 C 02 01 14.17 +14 51 47.1 R G45
2015-01-24 03:03:14 C 02 01 14.88 +14 51 51.7 R G45
2015-01-24 03:09:06 C 02 01 15.40 +14 51 55.5 R G45
2015-01-25 02:19:23 C 02 03 19.27 +15 05 21.9 R G45
2015-01-25 02:29:57 C 02 03 20.16 +15 05 28.5 R G45
2015-01-25 02:35:26 C 02 03 20.65 +15 05 31.4 R G45
2015-01-25 02:42:46 C 02 03 21.28 +15 05 35.8 R G45
2015-01-25 02:48:44 C 02 03 21.82 +15 05 38.8 R G45
2015-01-25 02:54:56 C 02 03 22.38 +15 05 42.2 R G45
2015-01-25 03:03:11 C 02 03 23.09 +15 05 47.1 R G45
2015-01-25 03:09:04 C 02 03 23.56 +15 05 50.6 R G45
2015-01-25 03:15:02 C 02 03 24.07 +15 05 54.1 R G45
2015-02-07 02:51:46 C 02 31 04.51 +17 52 52.6 q 703
2015-02-07 03:03:20 C 02 31 05.46 +17 52 57.8 q 703
2015-02-07 03:09:06 C 02 31 06.05 +17 53 00.2 q 703
2015-02-13 10:49:48 C 02 44 32.72 +19 05 27.5 q D29
2015-02-13 11:12:40 C 02 44 34.76 +19 05 37.8 q D29
2015-02-13 11:35:32 C 02 44 36.79 +19 05 48.4 q D29
2015-02-14 02:41:39 C 02 45 57.09 +19 12 42.3 R G45
2015-02-14 02:47:36 C 02 45 57.66 +19 12 46.2 R G45
2015-02-14 02:49:39 C 02 45 57.79 +19 12 46.3 R G45
2015-02-14 02:55:43 C 02 45 58.32 +19 12 49.2 R G45
2015-02-14 03:01:47 C 02 45 58.87 +19 12 51.5 R G45
2015-02-14 03:07:45 C 02 45 59.38 +19 12 55.2 R G45
2015-02-14 03:13:49 C 02 45 59.93 +19 12 56.9 R G45
2015-02-14 03:20:57 C 02 46 00.54 +19 13 00.3 R G45
2015-02-14 03:26:54 C 02 46 01.08 +19 13 03.6 R G45
2015-02-14 03:32:47 C 02 46 01.56 +19 13 05.1 R G45
2016-01-13 11:33:49 C 11 02 24.143 +15 37 30.91 L F51
2016-01-13 11:50:36 C 11 02 23.854 +15 37 34.58 L F51
2016-01-13 12:07:31 C 11 02 23.564 +15 37 37.95 L F51
2016-01-13 12:24:22 C 11 02 23.278 +15 37 41.48 L F51
2016-02-03 10:03:21 C 10 48 54.970 +17 42 57.86 L F51
2016-02-03 10:20:27 C 10 48 54.323 +17 43 02.58 L F51
2016-02-03 10:37:34 C 10 48 53.678 +17 43 07.15 L F51
2016-02-05 09:23:02 C 10 47 08.531 +17 56 09.54 L F51
2016-02-05 09:41:44 C 10 47 07.794 +17 56 14.73 L F51
2016-02-05 10:00:26 C 10 47 07.066 +17 56 20.03 L F51
2016-02-06 13:54:36 C 10 46 01.993 +18 04 08.11 L F51
2016-02-06 14:12:59 C 10 46 01.259 +18 04 13.21 L F51
2016-02-06 14:31:25 C 10 46 00.517 +18 04 18.36 L F51
2016-02-26 10:27:20 C 10 25 11.55 +20 08 13.8 q G96
2016-02-26 10:33:20 C 10 25 11.28 +20 08 15.1 q G96
2016-02-26 10:39:21 C 10 25 10.97 +20 08 16.1 q G96
2016-02-26 10:45:21 C 10 25 10.67 +20 08 17.5 q G96
2016-03-11 07:02:52 C 10 10 40.689 +21 08 27.33 L F51
2016-03-11 07:23:15 C 10 10 39.855 +21 08 29.97 L F51
2016-03-11 07:43:34 C 10 10 38.999 +21 08 32.83 L F51