326732 (2003 HB6)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5703080163 ± 1.89e-09
Semi-major axis (a)2.7131906889 AU ± 7.20e-10
Inclination (i)6.61836662° ± 4.23e-07
Long. of Asc. Node (Ω)161.61119965° ± 2.14e-06
Arg. of Perihelion (ω)145.80553319° ± 2.49e-06
Mean Anomaly (M)348.17984789° ± 1.45e-07
Mean Motion (n)0.2205422491°/day ± 8.77e-11
Perihelion dist (q)1.16583629 AU ± 5.14e-09
Aphelion dist (Q)4.26054509 AU ± 5.25e-09
Orbital Period4.46910416 yr ± 1.78e-09
Physical Parameters
H (abs. magnitude)17.66
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.209″
Uncertainty0
Orbit TypeAmor
MOID0.163175 AU
Observations Used5317
Radar Obs Used1
Oppositions7
Arc Total2003-2012
First Observation Used2003-03-26
Last Observation Used2025-03-25
Observations (8024)
Date Type RA Dec Mag Band Observatory
2003-03-26 06:14:21 C 14 00 22.92 -05 30 36.5 d 291
2003-03-26 06:29:54 C 14 00 22.56 -05 30 30.6 d 291
2003-03-26 06:44:59 C 14 00 22.17 -05 30 25.7 d 291
2003-04-10 07:06:41 C 13 48 46.27 -03 00 51.9 o 704
2003-04-10 07:23:45 C 13 48 45.45 -03 00 44.0 o 704
2003-04-10 07:40:48 C 13 48 44.79 -03 00 36.6 o 704
2003-04-10 08:14:43 C 13 48 43.31 -03 00 19.0 o 704
2003-04-10 09:32:00 C 13 48 40.07 -02 59 43.3 c 691
2003-04-10 10:10:59 C 13 48 38.40 -02 59 25.2 c 691
2003-04-10 10:50:14 C 13 48 36.72 -02 59 07.1 c 691
2003-04-25 06:54:34 C 13 32 08.49 -00 08 39.7 o 699
2003-04-25 07:15:25 C 13 32 07.42 -00 08 29.2 o 699
2003-04-25 07:36:13 C 13 32 06.38 -00 08 18.6 o 699
2003-04-25 07:57:00 C 13 32 05.33 -00 08 09.6 o 699
2003-04-25 21:37:55 C 13 31 24.96 -00 01 41.8 c 246
2003-04-25 21:39:06 C 13 31 24.83 -00 01 42.0 c 246
2003-04-25 21:40:20 C 13 31 24.77 -00 01 41.2 c 246
2003-04-25 21:41:29 C 13 31 24.71 -00 01 40.7 c 246
2003-04-25 21:43:56 C 13 31 24.53 -00 01 39.7 c 246
2003-04-25 21:45:21 C 13 31 24.51 -00 01 38.3 c 246
2003-04-25 21:48:22 C 13 31 24.35 -00 01 37.6 c 246
2003-04-25 21:49:33 C 13 31 24.28 -00 01 37.0 c 246
2003-04-25 22:11:53 C 13 31 23.10 -00 01 27.5 d 557
2003-04-25 22:15:05 C 13 31 22.91 -00 01 25.9 d 557
2003-04-25 22:18:16 C 13 31 22.69 -00 01 23.6 d 557
2003-04-25 23:25:50 C 13 31 19.41 -00 00 52.2 c 966
2003-04-25 23:50:57 C 13 31 18.11 -00 00 40.3 c 966
2003-04-26 05:30:13 C 13 31 01.29 +00 02 01.3 d 734
2003-04-26 05:52:40 C 13 31 00.20 +00 02 13.5 c 446
2003-04-26 05:59:45 C 13 30 59.85 +00 02 15.1 d 734
2003-04-26 06:22:24 C 13 30 58.63 +00 02 27.7 c 446
2003-04-26 06:33:07 C 13 30 58.36 +00 02 31.3 c 854
2003-04-26 06:51:15 C 13 30 57.38 +00 02 40.7 c 854
2003-04-26 06:53:53 C 13 30 57.21 +00 02 41.0 c 854
2003-04-26 06:55:13 C 13 30 56.98 +00 02 42.8 c 446
2003-04-26 06:56:28 C 13 30 56.92 +00 02 42.9 c 854
2003-04-26 07:51:24 C 13 30 54.20 +00 03 07.0 c 926
2003-04-26 08:01:00 C 13 30 53.65 +00 03 13.8 c 926
2003-04-28 00:12:59 C 13 28 54.10 +00 21 58.5 d 941
2003-04-28 00:14:36 C 13 28 54.02 +00 21 59.2 d 941
2003-04-28 00:16:15 C 13 28 53.94 +00 21 59.9 d 941
2003-04-28 00:17:53 C 13 28 53.86 +00 22 00.7 d 941
2003-04-28 00:19:32 C 13 28 53.77 +00 22 01.6 d 941
2003-04-28 04:21:56 C 13 28 42.17 +00 23 53.9 c 691
2003-04-28 04:59:38 C 13 28 40.23 +00 24 11.5 c 691
2003-04-28 05:39:05 C 13 28 38.21 +00 24 29.8 c 691
2003-04-29 04:36:13 C 13 27 30.15 +00 35 01.8 m 333
2003-04-29 04:49:59 C 13 27 29.47 +00 35 08.3 m 333
2003-04-29 05:03:31 C 13 27 28.74 +00 35 14.7 m 333
2003-05-02 06:15:45 C 13 23 53.36 +01 07 54.3 19.3 c 704
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2012-07-15 01:40:00 247744595.14 4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)