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
2021-08-06 21:28:34 C 22 00 54.46 +08 09 13.7 Y N42
2021-08-06 21:29:31 C 22 00 54.62 +08 09 12.7 Y N42
2021-08-06 21:30:29 C 22 00 54.77 +08 09 11.6 Y N42
2021-08-06 21:31:26 C 22 00 54.93 +08 09 10.6 Y N42
2021-08-06 21:32:23 C 22 00 55.10 +08 09 09.5 Y N42
2021-08-06 21:33:21 C 22 00 55.27 +08 09 08.4 Y N42
2021-08-06 21:34:19 C 22 00 55.42 +08 09 07.4 Y N42
2021-08-06 21:35:16 C 22 00 55.59 +08 09 06.2 Y N42
2021-08-06 21:36:16 C 22 00 55.76 +08 09 05.2 Y N42
2021-08-06 21:37:14 C 22 00 55.91 +08 09 04.2 Y N42
2021-08-06 21:38:11 C 22 00 56.09 +08 09 03.0 Y N42
2021-08-06 21:39:09 C 22 00 56.24 +08 09 02.0 Y N42
2021-08-06 21:40:06 C 22 00 56.41 +08 09 01.0 Y N42
2021-08-06 21:41:04 C 22 00 56.57 +08 08 59.9 Y N42
2021-08-06 21:42:02 C 22 00 56.74 +08 08 58.8 Y N42
2021-08-06 21:42:59 C 22 00 56.90 +08 08 57.8 Y N42
2021-08-06 21:43:56 C 22 00 57.06 +08 08 56.7 Y N42
2021-08-06 21:44:53 C 22 00 57.22 +08 08 55.6 Y N42
2021-08-06 21:45:51 C 22 00 57.39 +08 08 54.6 Y N42
2021-08-06 21:46:49 C 22 00 57.55 +08 08 53.5 Y N42
2021-08-06 21:47:46 C 22 00 57.71 +08 08 52.5 Y N42
2021-08-06 21:48:44 C 22 00 57.88 +08 08 51.4 Y N42
2021-08-06 21:49:41 C 22 00 58.04 +08 08 50.3 Y N42
2021-08-06 21:50:39 C 22 00 58.21 +08 08 49.3 Y N42
2021-08-06 21:51:36 C 22 00 58.37 +08 08 48.2 Y N42
2021-08-06 21:52:34 C 22 00 58.54 +08 08 47.1 Y N42
2021-08-06 21:53:32 C 22 00 58.69 +08 08 46.1 Y N42
2021-08-06 21:54:29 C 22 00 58.86 +08 08 45.0 Y N42
2021-08-06 21:55:27 C 22 00 59.02 +08 08 44.0 Y N42
2021-08-06 21:56:24 C 22 00 59.18 +08 08 42.9 Y N42
2021-08-07 22:38:00 C 22 05 24.48 +07 41 12.7 V 089
2021-08-07 22:41:19 C 22 05 25.02 +07 41 08.9 V 089
2021-08-07 22:44:37 C 22 05 25.58 +07 41 05.4 V 089
2021-08-07 22:47:55 C 22 05 26.10 +07 41 01.5 V 089
2021-08-07 22:51:13 C 22 05 26.65 +07 40 57.9 V 089
2021-08-07 22:54:31 C 22 05 27.22 +07 40 54.5 V 089
2021-08-07 22:57:49 C 22 05 27.77 +07 40 50.4 V 089
2021-08-07 23:01:07 C 22 05 28.31 +07 40 47.0 V 089
2021-08-07 23:04:25 C 22 05 28.86 +07 40 43.0 V 089
2021-08-07 23:07:43 C 22 05 29.39 +07 40 38.4 V 089
2021-08-08 11:55:19 C 22 07 43.75 +07 26 27.5 V T05
2021-08-08 12:00:44 C 22 07 44.61 +07 26 21.1 V T05
2021-08-08 12:08:11 C 22 07 45.82 +07 26 12.6 V T05
2021-08-08 12:54:18 C 22 07 53.24 +07 25 19.4 V T05
2021-08-08 17:50:21 C 22 08 47.24 +07 19 21.2 Y N42
2021-08-08 17:51:09 C 22 08 47.37 +07 19 20.3 Y N42
2021-08-08 17:51:57 C 22 08 47.50 +07 19 19.4 Y N42
2021-08-08 17:52:43 C 22 08 47.64 +07 19 18.5 Y N42
2021-08-08 17:53:31 C 22 08 47.76 +07 19 17.6 Y N42
2021-08-08 17:54:18 C 22 08 47.89 +07 19 16.8 Y N42
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)