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
2021-07-19 10:19:09 C 20 35 21.09 +12 59 08.4 V T05
2021-07-19 10:36:17 C 20 35 24.10 +12 59 06.3 V T05
2021-07-19 20:15:31 C 20 37 15.18 +12 57 17.8 q L47
2021-07-19 20:30:21 C 20 37 17.88 +12 57 16.2 q L47
2021-07-19 23:02:07 C 20 37 44.51 +12 56 51.5 V 089
2021-07-19 23:05:25 C 20 37 45.11 +12 56 50.6 V 089
2021-07-19 23:08:43 C 20 37 45.71 +12 56 50.0 V 089
2021-07-19 23:12:01 C 20 37 46.27 +12 56 49.8 V 089
2021-07-19 23:15:19 C 20 37 46.88 +12 56 48.8 V 089
2021-07-19 23:18:37 C 20 37 47.49 +12 56 49.0 V 089
2021-07-19 23:21:55 C 20 37 48.06 +12 56 47.6 V 089
2021-07-19 23:25:13 C 20 37 48.64 +12 56 47.4 V 089
2021-07-19 23:28:31 C 20 37 49.26 +12 56 47.1 V 089
2021-07-19 23:31:49 C 20 37 49.82 +12 56 46.5 V 089
2021-07-20 05:51:11 C 20 39 03.20 +12 55 43.1 V V93
2021-07-20 06:50:19 C 20 39 13.80 +12 55 32.9 V V93
2021-07-20 11:17:21 C 20 40 04.63 +12 54 58.1 V T05
2021-07-20 11:21:59 C 20 40 05.45 +12 54 57.2 V T05
2021-07-20 11:31:14 C 20 40 07.09 +12 54 55.3 V T05
2021-07-20 12:05:57 C 20 40 13.25 +12 54 48.3 V T05
2021-07-20 20:53:09 C 20 41 56.65 +12 52 36.7 V G17
2021-07-20 20:56:47 C 20 41 57.32 +12 52 35.9 V G17
2021-07-20 21:00:24 C 20 41 57.98 +12 52 35.2 V G17
2021-07-20 22:00:05 C 20 42 08.67 +12 52 18.7 V G34
2021-07-20 22:02:17 C 20 42 09.07 +12 52 17.7 V G34
2021-07-20 22:03:23 C 20 42 09.32 +12 52 17.5 V G34
2021-07-20 22:08:25 C 20 42 10.23 +12 52 16.9 V G34
2021-07-20 23:06:23 C 20 42 20.94 +12 52 04.6 V K87
2021-07-20 23:09:33 C 20 42 21.55 +12 52 03.9 V K87
2021-07-20 23:11:38 C 20 42 21.91 +12 52 03.6 V K87
2021-07-20 23:37:09 C 20 42 26.97 +12 51 56.6 V Z80
2021-07-20 23:40:29 C 20 42 27.55 +12 51 55.8 V Z80
2021-07-20 23:43:39 C 20 42 28.14 +12 51 54.9 V Z80
2021-07-21 05:26:58 C 20 43 34.46 +12 50 42.4 V V93
2021-07-21 06:14:19 C 20 43 43.07 +12 50 31.3 V V93
2021-07-21 06:58:19 C 20 43 51.03 +12 50 20.7 V V93
2021-07-21 21:26:13 C 20 46 40.12 +12 46 29.4 q L47
2021-07-21 21:51:20 C 20 46 45.01 +12 46 16.2 V Z80
2021-07-21 21:52:10 C 20 46 45.16 +12 46 15.9 V Z80
2021-07-21 21:53:00 C 20 46 45.25 +12 46 15.7 V Z80
2021-07-21 22:09:38 C 20 46 48.18 +12 46 17.7 q L47
2021-07-21 22:36:27 C 20 46 53.06 +12 46 05.6 V K87
2021-07-21 22:39:38 C 20 46 53.64 +12 46 04.8 V K87
2021-07-21 22:41:44 C 20 46 54.05 +12 46 04.3 V K87
2021-07-22 11:04:16 C 20 49 17.45 +12 42 47.7 V T08
2021-07-22 11:10:59 C 20 49 18.66 +12 42 45.6 V T08
2021-07-22 11:20:16 C 20 49 20.34 +12 42 42.7 V T08
2021-07-22 17:30:46 C 20 50 34.46 +12 40 24.7 V 186
2021-07-22 17:32:47 C 20 50 34.75 +12 40 24.7 V 186
2021-07-22 20:27:23 C 20 51 09.02 +12 39 22.2 q L47
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)