136897 (1998 HJ41)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1247062323 ± 2.28e-08
Semi-major axis (a)1.3633753262 AU ± 8.01e-10
Inclination (i)38.87676715° ± 5.86e-06
Long. of Asc. Node (Ω)211.84992184° ± 1.95e-06
Arg. of Perihelion (ω)120.10387927° ± 1.56e-05
Mean Anomaly (M)22.34131137° ± 1.53e-05
Mean Motion (n)0.6191403824°/day ± 5.45e-10
Perihelion dist (q)1.19335393 AU ± 3.11e-08
Aphelion dist (Q)1.53339673 AU ± 3.12e-08
Orbital Period1.59192699 yr ± 1.40e-09
Physical Parameters
H (abs. magnitude)18.57
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.357″
Uncertainty0
Orbit TypeAmor
MOID0.262340 AU
Observations Used734
Oppositions10
Arc Total1998-2025
First Observation Used1998-04-28
Last Observation Used2025-11-29
Observations (751)
Date Type RA Dec Mag Band Observatory
2014-10-24 21:33:37 C 22 37 30.18 +23 15 27.5 q 203
2014-10-24 22:15:20 C 22 37 35.65 +23 12 05.3 q 203
2014-10-25 02:45:54 C 22 38 13.12 +22 50 23.8 u H21
2014-10-25 02:50:05 C 22 38 13.66 +22 50 03.6 u H21
2014-10-25 02:54:56 C 22 38 14.25 +22 49 39.7 u H21
2014-10-25 04:56:56 C 22 38 30.64 +22 39 55.4 q 703
2014-10-25 05:07:55 C 22 38 32.06 +22 39 01.9 q 703
2014-10-25 05:29:46 C 22 38 34.89 +22 37 16.4 q 703
2014-10-25 19:42:52 C 22 40 31.04 +21 28 49.4 q 160
2014-10-25 19:46:43 C 22 40 31.53 +21 28 31.4 q 160
2014-10-25 19:49:25 C 22 40 31.87 +21 28 18.9 q 160
2014-10-27 20:14:34 C 22 46 58.74 +17 38 32.6 q 160
2014-10-27 20:17:30 C 22 46 59.10 +17 38 18.9 q 160
2014-10-27 20:20:26 C 22 46 59.48 +17 38 05.8 q 160
2014-10-28 19:57:46 C 22 50 04.98 +15 48 21.4 q 160
2014-10-28 20:00:42 C 22 50 05.32 +15 48 08.0 q 160
2014-10-28 20:03:39 C 22 50 05.71 +15 47 54.2 q 160
2014-10-29 02:57:55 C 22 50 59.91 +15 16 16.0 q 703
2014-10-29 03:06:21 C 22 51 00.93 +15 15 37.8 q 703
2014-10-29 03:14:46 C 22 51 01.99 +15 14 59.2 q 703
2014-10-29 03:23:11 C 22 51 03.03 +15 14 20.3 q 703
2014-10-29 18:48:43 C 22 53 02.50 +14 04 01.4 q 113
2014-10-29 18:52:31 C 22 53 02.95 +14 03 44.5 q 113
2014-10-29 18:56:17 C 22 53 03.43 +14 03 27.2 q 113
2014-10-29 19:36:33 C 22 53 08.44 +14 00 28.0 q 160
2014-10-29 19:39:17 C 22 53 08.77 +14 00 15.9 q 160
2014-10-29 19:54:20 C 22 53 10.62 +13 59 07.9 q 160
2014-10-30 19:49:44 C 22 56 13.93 +12 12 16.3 q 160
2014-10-30 19:52:07 C 22 56 14.21 +12 12 06.1 q 160
2014-10-30 19:54:27 C 22 56 14.54 +12 11 55.4 q 160
2014-10-31 20:34:28 C 22 59 20.91 +10 24 23.6 q 160
2014-10-31 20:37:26 C 22 59 21.32 +10 24 11.5 q 160
2014-10-31 20:40:28 C 22 59 21.66 +10 23 59.4 q 160
2014-11-01 20:21:26 C 23 02 18.91 +08 43 32.1 q 160
2014-11-01 20:24:25 C 23 02 19.24 +08 43 18.5 q 160
2014-11-01 20:27:24 C 23 02 19.47 +08 43 06.5 q 160
2014-11-08 00:13:56 C 23 19 59.76 -00 35 05.3 u H21
2014-11-08 00:17:39 C 23 20 00.18 -00 35 17.7 u H21
2014-11-08 00:20:18 C 23 20 00.47 -00 35 26.8 u H21
2014-11-08 00:23:11 C 23 20 00.78 -00 35 36.1 u H21
2014-11-08 00:26:56 C 23 20 01.21 -00 35 48.9 u H21
2014-11-08 01:07:51 C 23 20 05.74 -00 38 06.3 u H21
2014-11-08 01:11:55 C 23 20 06.20 -00 38 19.9 u H21
2014-11-08 01:15:50 C 23 20 06.64 -00 38 32.9 u H21
2014-11-10 01:14:50 C 23 25 34.73 -03 12 45.5 u H21
2014-11-10 01:16:53 C 23 25 34.95 -03 12 52.0 u H21
2014-11-10 01:19:38 C 23 25 35.23 -03 13 00.3 u H21
2014-11-10 01:22:20 C 23 25 35.53 -03 13 08.6 u H21
2014-11-10 01:24:36 C 23 25 35.78 -03 13 15.7 u H21
2014-11-10 01:26:36 C 23 25 36.00 -03 13 21.7 u H21