496901 (2001 HB)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6939154868 ± 1.74e-07
Semi-major axis (a)1.3138333539 AU ± 6.33e-09
Inclination (i)9.28120274° ± 1.80e-05
Long. of Asc. Node (Ω)195.80866991° ± 2.50e-05
Arg. of Perihelion (ω)238.01703418° ± 2.45e-05
Mean Anomaly (M)161.92791551° ± 2.83e-05
Mean Motion (n)0.6544882464°/day ± 4.73e-09
Perihelion dist (q)0.40214404 AU ± 2.29e-07
Aphelion dist (Q)2.22552267 AU ± 2.29e-07
Orbital Period1.50594955 yr ± 1.09e-08
Physical Parameters
H (abs. magnitude)20.69
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.567″
Uncertainty0
Orbit TypeApollo
MOID0.012933 AU
Observations Used94
Oppositions8
Arc Total1998-2023
First Observation Used1998-04-19
Last Observation Used2023-06-27
Observations (106)
Date Type RA Dec Mag Band Observatory
1998-04-19 05:59:16 C 12 14 10.61 +05 02 27.1 20.1 a 704
1998-04-19 06:30:27 C 12 14 09.93 +05 02 42.2 20.3 a 704
1998-04-19 07:01:31 C 12 14 09.39 +05 02 55.0 20.4 a 704
1998-04-19 07:32:21 C 12 14 08.95 +05 03 10.9 19.9 a 704
1998-04-20 03:23:35 C 12 14 01.39 +05 11 43.2 19.1 a 704
1998-04-20 03:52:36 C 12 14 01.10 +05 11 56.8 19.9 a 704
1998-04-20 04:21:49 C 12 14 00.75 +05 12 05.9 19.9 a 704
1998-04-20 04:51:54 C 12 14 00.16 +05 12 19.5 19.8 a 704
2001-04-16 04:00:36 C 11 28 17.12 +08 04 32.6 c 699
2001-04-16 04:46:09 C 11 28 22.41 +08 04 34.7 c 699
2001-04-16 04:51:42 C 11 28 22.86 +08 04 36.5 18.0 c 704
2001-04-16 05:11:17 C 11 28 25.07 +08 04 37.4 18.4 c 704
2001-04-16 05:30:48 C 11 28 27.38 +08 04 38.3 17.9 c 704
2001-04-16 05:32:17 C 11 28 27.72 +08 04 37.5 c 699
2001-04-16 05:50:20 C 11 28 29.61 +08 04 39.2 18.5 c 704
2001-04-16 06:09:48 C 11 28 31.87 +08 04 40.6 18.8 c 704
2001-04-16 06:16:59 C 11 28 32.84 +08 04 38.7 c 699
2001-04-16 20:17:43 C 11 30 16.06 +08 05 00.6 046
2001-04-16 20:19:52 C 11 30 16.24 +08 05 00.8 046
2001-04-16 20:21:21 C 11 30 16.45 +08 05 00.4 046
2001-04-16 20:32:27 C 11 30 17.50 +08 05 01.7 118
2001-04-16 20:41:55 C 11 30 18.59 +08 05 01.2 118
2001-04-16 20:46:39 C 11 30 19.12 +08 05 01.0 118
2001-04-16 22:24:04 C 11 30 29.75 +08 05 03.0 557
2001-04-16 22:27:21 C 11 30 30.15 +08 05 02.9 557
2001-04-16 22:33:54 C 11 30 30.84 +08 05 02.9 557
2001-04-16 22:37:11 C 11 30 31.24 +08 05 03.1 557
2001-04-17 07:04:59 C 11 31 28.41 +08 05 19.4 649
2001-04-17 07:09:59 C 11 31 28.89 +08 05 18.9 649
2001-04-17 07:15:30 C 11 31 29.51 +08 05 18.1 649
2001-04-24 20:18:29 C 11 46 20.28 +07 54 10.0 540
2001-04-24 20:24:58 C 11 46 20.57 +07 54 09.0 540
2001-04-24 20:31:18 C 11 46 21.00 +07 54 08.3 540
2001-04-24 20:38:54 C 11 46 21.43 +07 54 08.1 540
2001-04-24 20:43:07 C 11 46 21.78 +07 54 07.1 046
2001-04-24 20:45:06 C 11 46 21.84 +07 54 06.0 046
2001-04-24 20:47:30 C 11 46 22.02 +07 54 07.3 046
2001-04-24 20:49:31 C 11 46 22.09 +07 54 06.4 046
2001-04-24 20:51:29 C 11 46 22.17 +07 54 05.7 046
2001-05-01 04:27:58 C 11 54 43.43 +07 31 16.0 d 691
2001-05-01 04:51:42 C 11 54 44.59 +07 31 11.2 d 691
2001-05-24 04:09:23 C 12 19 01.21 +05 16 26.2 291
2001-05-24 04:14:26 C 12 19 01.50 +05 16 24.8 291
2001-05-24 04:18:40 C 12 19 01.67 +05 16 23.7 291
2004-04-09 03:58:52 C 08 28 05.45 +15 09 39.3 r H36
2004-04-09 04:03:21 C 08 28 10.07 +15 09 37.8 r H36
2004-04-09 04:07:28 C 08 28 14.30 +15 09 36.4 r H36
2004-04-11 20:28:45 C 09 23 03.12 +14 30 48.6 r 941
2004-04-11 20:29:24 C 09 23 03.53 +14 30 48.1 r 941
2004-04-11 20:30:02 C 09 23 04.00 +14 30 47.4 r 941