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
2021-07-22 20:45:35 C 20 51 12.47 +12 39 16.5 q L47
2021-07-22 21:25:42 C 20 51 17.65 +12 39 08.6 V 186
2021-07-22 21:27:44 C 20 51 18.04 +12 39 07.8 V 186
2021-07-22 22:15:06 C 20 51 29.38 +12 38 41.4 V Z80
2021-07-22 22:16:46 C 20 51 29.68 +12 38 41.1 V Z80
2021-07-22 22:18:26 C 20 51 30.01 +12 38 40.4 V Z80
2021-07-23 22:29:12 C 20 56 12.86 +12 29 48.2 V 089
2021-07-23 22:32:30 C 20 56 13.48 +12 29 46.9 V 089
2021-07-23 22:35:48 C 20 56 14.08 +12 29 45.5 V 089
2021-07-24 00:21:50 C 20 56 33.84 +12 29 01.8 V 089
2021-07-24 00:25:08 C 20 56 34.46 +12 29 00.7 V 089
2021-07-24 00:28:26 C 20 56 35.09 +12 28 59.2 V 089
2021-07-24 00:31:44 C 20 56 35.71 +12 28 58.2 V 089
2021-07-24 00:35:02 C 20 56 36.33 +12 28 56.3 V 089
2021-07-24 00:38:20 C 20 56 36.96 +12 28 55.0 V 089
2021-07-24 00:41:38 C 20 56 37.54 +12 28 53.7 V 089
2021-07-24 11:22:00 C 20 58 44.60 +12 24 48.0 V T05
2021-07-24 11:34:01 C 20 58 46.80 +12 24 42.8 V T05
2021-07-24 12:23:08 C 20 58 55.79 +12 24 21.2 V T05
2021-07-24 12:27:45 C 20 58 56.64 +12 24 19.2 V T05
2021-07-24 22:25:31 C 21 00 55.65 +12 19 31.3 V 089
2021-07-24 22:28:49 C 21 00 56.27 +12 19 30.2 V 089
2021-07-24 23:06:50 C 21 01 03.38 +12 19 12.3 V 089
2021-07-24 23:13:27 C 21 01 04.60 +12 19 09.6 V 089
2021-07-24 23:16:45 C 21 01 05.22 +12 19 08.1 V 089
2021-07-24 23:20:03 C 21 01 05.84 +12 19 06.6 V 089
2021-07-24 23:48:41 C 21 01 11.20 +12 18 52.7 V 089
2021-07-24 23:51:59 C 21 01 11.82 +12 18 51.0 V 089
2021-07-24 23:55:17 C 21 01 12.45 +12 18 49.6 V 089
2021-07-25 18:19:05 C 21 04 53.37 +12 09 53.4 V C40
2021-07-25 18:39:34 C 21 04 57.30 +12 09 43.3 V C40
2021-07-25 18:42:18 C 21 04 57.82 +12 09 42.2 V C40
2021-07-25 18:46:22 C 21 04 58.60 +12 09 40.2 V C40
2021-07-25 18:47:45 C 21 04 58.87 +12 09 39.7 V C40
2021-07-25 18:56:49 C 21 05 00.59 +12 09 35.3 V C40
2021-07-25 18:58:11 C 21 05 00.85 +12 09 34.5 V C40
2021-07-25 18:59:47 C 21 05 01.17 +12 09 33.9 V C40
2021-07-25 19:01:07 C 21 05 01.42 +12 09 33.3 V C40
2021-07-25 19:06:36 C 21 05 02.47 +12 09 30.6 V C40
2021-07-25 19:07:58 C 21 05 02.73 +12 09 29.7 V C40
2021-07-25 19:12:04 C 21 05 03.50 +12 09 27.9 V C40
2021-07-25 19:13:26 C 21 05 03.76 +12 09 27.2 V C40
2021-07-25 19:14:46 C 21 05 04.02 +12 09 26.4 V C40
2021-07-25 19:17:30 C 21 05 04.54 +12 09 25.1 V C40
2021-07-25 19:20:15 C 21 05 05.07 +12 09 23.9 V C40
2021-07-25 19:21:37 C 21 05 05.32 +12 09 23.4 V C40
2021-07-25 19:22:59 C 21 05 05.59 +12 09 22.5 V C40
2021-07-25 19:24:21 C 21 05 05.84 +12 09 22.0 V C40
2021-07-25 19:25:41 C 21 05 06.09 +12 09 21.3 V C40
2021-07-25 19:33:54 C 21 05 07.66 +12 09 17.3 V C40
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)