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
2022-11-17 08:13:22 C 01 35 21.433 -22 43 58.63 U F51
2022-11-17 08:29:28 C 01 35 21.407 -22 44 30.69 U F51
2022-11-18 03:31:07 C 01 35 27.026 -23 21 08.39 V W68
2022-11-18 03:35:00 C 01 35 27.038 -23 21 15.70 V W68
2022-11-18 03:44:54 C 01 35 27.053 -23 21 34.45 V W68
2022-11-18 03:59:24 C 01 35 27.060 -23 22 01.67 V W68
2022-11-19 04:37:00 C 01 35 36.809 -24 06 59.98 V W68
2022-11-19 04:42:13 C 01 35 36.797 -24 07 08.80 V W68
2022-11-19 04:55:30 C 01 35 36.840 -24 07 32.52 V W68
2022-11-19 05:10:51 C 01 35 36.881 -24 07 58.98 V W68
2022-11-20 20:55:23 C 01 35 58.896 -25 14 21.84 V M22
2022-11-20 21:00:34 C 01 35 58.891 -25 14 30.88 V M22
2022-11-20 21:49:35 C 01 35 59.146 -25 15 47.09 V M22
2022-11-20 21:58:06 C 01 35 59.234 -25 16 00.84 V M22
2022-11-23 02:16:28 C 01 36 37.874 -26 32 38.54 V W68
2022-11-23 02:23:49 C 01 36 37.886 -26 32 47.76 V W68
2022-11-23 02:28:21 C 01 36 37.990 -26 32 54.53 V W68
2022-11-23 02:42:36 C 01 36 37.990 -26 33 13.43 V W68
2022-11-23 18:56:01 C 01 36 52.553 -26 54 42.80 V M22
2022-11-23 19:49:24 C 01 36 53.071 -26 55 51.96 V M22
2022-11-23 20:12:53 C 01 36 53.342 -26 56 22.60 V M22
2022-11-23 20:19:12 C 01 36 53.383 -26 56 31.27 V M22
2022-11-24 21:21:12 C 01 37 16.966 -27 27 39.28 V M22
2022-11-24 21:25:50 C 01 37 16.961 -27 27 44.06 V M22
2022-11-24 21:33:43 C 01 37 17.081 -27 27 54.00 V M22
2022-11-24 21:48:02 C 01 37 17.275 -27 28 11.21 V M22
2022-11-27 20:54:53 C 01 38 38.263 -28 44 56.36 V M22
2022-11-27 20:59:26 C 01 38 38.376 -28 45 00.11 V M22
2022-11-27 21:07:55 C 01 38 38.496 -28 45 08.93 V M22
2022-11-27 21:27:28 C 01 38 38.798 -28 45 28.84 V M22
2022-12-15 06:09:40 C 01 52 06.008 -32 15 50.51 U F51
2022-12-15 06:24:51 C 01 52 06.591 -32 15 53.11 U F51
2022-12-15 06:39:58 C 01 52 07.154 -32 15 55.52 U F51
2022-12-15 06:55:06 C 01 52 07.736 -32 15 57.89 U F51
2022-12-16 00:47:18 C 01 52 53.19 -32 18 31.1 V W94
2022-12-16 00:56:13 C 01 52 53.59 -32 18 31.1 V W94
2022-12-16 01:05:05 C 01 52 53.91 -32 18 33.3 V W94
2025-03-29 22:57:58 C 14 04 40.056 -38 41 25.19 V M22
2025-03-29 22:59:16 C 14 04 40.058 -38 41 23.75 V M22
2025-03-29 23:03:11 C 14 04 39.838 -38 41 16.84 V M22
2025-03-29 23:19:42 C 14 04 39.070 -38 40 49.98 V M22
2025-04-02 22:15:51 C 14 00 06.170 -35 46 33.02 V M22
2025-04-02 22:20:37 C 14 00 05.830 -35 46 23.20 V M22
2025-04-02 22:25:13 C 14 00 05.614 -35 46 14.48 V M22
2025-04-02 22:32:37 C 14 00 05.208 -35 45 59.47 V M22
2025-04-08 05:37:43 C 13 52 55.750 -31 00 56.38 V W68
2025-04-08 05:43:03 C 13 52 55.409 -31 00 43.63 V W68
2025-04-08 06:27:14 C 13 52 52.541 -30 58 52.25 V W68
2025-04-08 06:48:06 C 13 52 51.178 -30 58 01.63 V W68
2025-04-09 05:34:23 C 13 51 28.654 -30 00 24.55 V W68