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
2022-10-24 17:04:25 C 01 45 01.649 +15 27 29.81 V P07
2022-10-24 17:59:45 C 01 44 59.038 +15 21 56.84 V P07
2022-10-26 20:36:51 C 01 43 08.98 +10 21 39.9 V G33
2022-10-26 20:38:29 C 01 43 08.92 +10 21 30.4 V G33
2022-10-26 20:40:10 C 01 43 08.86 +10 21 20.9 V G33
2022-10-26 20:41:51 C 01 43 08.79 +10 21 11.2 V G33
2022-10-26 20:43:33 C 01 43 08.73 +10 21 00.8 V G33
2022-10-26 20:45:19 C 01 43 08.66 +10 20 50.9 V G33
2022-10-27 05:47:10 C 01 42 49.561 +09 28 41.38 V 703
2022-10-27 05:54:43 C 01 42 49.230 +09 27 57.85 V 703
2022-10-27 06:02:16 C 01 42 49.018 +09 27 14.76 V 703
2022-10-27 06:09:54 C 01 42 48.593 +09 26 30.41 V 703
2022-10-27 06:47:33 C 01 42 46.991 +09 22 53.29 V G96
2022-10-27 06:55:01 C 01 42 46.670 +09 22 10.13 V G96
2022-10-27 07:02:29 C 01 42 46.354 +09 21 27.25 V G96
2022-10-27 07:09:57 C 01 42 46.033 +09 20 44.02 V G96
2022-10-27 19:40:58 C 01 42 21.55 +08 08 53.8 V M32
2022-10-27 19:41:17 C 01 42 21.53 +08 08 51.8 V M32
2022-10-27 19:41:36 C 01 42 21.51 +08 08 50.8 V M32
2022-10-27 19:41:55 C 01 42 21.50 +08 08 48.5 V M32
2022-10-27 19:42:13 C 01 42 21.47 +08 08 46.4 V M32
2022-10-27 19:42:32 C 01 42 21.51 +08 08 44.3 V M32
2022-10-27 19:42:51 C 01 42 21.46 +08 08 43.5 V M32
2022-10-27 19:43:10 C 01 42 21.47 +08 08 41.3 V M32
2022-10-27 19:43:29 C 01 42 21.45 +08 08 39.4 V M32
2022-10-27 19:43:47 C 01 42 21.42 +08 08 37.3 V M32
2022-10-27 19:44:06 C 01 42 21.44 +08 08 36.0 V M32
2022-10-27 19:44:25 C 01 42 21.43 +08 08 33.7 V M32
2022-10-27 19:44:44 C 01 42 21.41 +08 08 32.4 V M32
2022-10-27 19:45:03 C 01 42 21.38 +08 08 31.0 V M32
2022-10-27 19:45:22 C 01 42 21.37 +08 08 29.0 V M32
2022-10-27 19:45:40 C 01 42 21.36 +08 08 27.5 V M32
2022-10-27 19:45:59 C 01 42 21.35 +08 08 25.7 V M32
2022-10-27 19:46:18 C 01 42 21.32 +08 08 23.1 V M32
2022-10-27 19:46:37 C 01 42 21.31 +08 08 21.4 V M32
2022-10-27 19:46:56 C 01 42 21.33 +08 08 20.1 V M32
2022-10-27 19:47:15 C 01 42 21.24 +08 08 17.9 V M32
2022-10-27 19:47:33 C 01 42 21.27 +08 08 16.0 V M32
2022-10-27 19:47:52 C 01 42 21.28 +08 08 13.7 V M32
2022-10-27 19:48:11 C 01 42 21.24 +08 08 12.6 V M32
2022-10-27 19:48:30 C 01 42 21.24 +08 08 11.0 V M32
2022-10-27 19:48:49 C 01 42 21.22 +08 08 09.4 V M32
2022-10-27 19:49:07 C 01 42 21.18 +08 08 07.6 V M32
2022-10-27 19:49:26 C 01 42 21.22 +08 08 05.9 V M32
2022-10-27 19:49:45 C 01 42 21.23 +08 08 03.2 V M32
2022-10-27 19:50:04 C 01 42 21.18 +08 08 02.1 V M32
2022-10-28 12:28:38 C 01 41 49.188 +06 34 43.39 V P07
2022-10-28 12:32:12 C 01 41 49.037 +06 34 23.77 V P07
2022-10-28 13:42:09 C 01 41 46.332 +06 27 52.99 V P07
2022-10-28 13:44:13 C 01 41 46.231 +06 27 41.87 V P07