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
2021-06-23 09:00:48 C 19 02 55.80 +08 28 34.0 V T08
2021-06-23 09:17:06 C 19 02 57.40 +08 28 47.1 V T08
2021-06-25 20:38:23 C 19 09 30.14 +09 14 41.7 q L47
2021-06-25 21:03:19 C 19 09 32.86 +09 15 02.0 q L47
2021-06-26 07:41:00 C 19 10 44.68 +09 23 10.3 q H06
2021-06-26 07:59:43 C 19 10 46.72 +09 23 25.0 q H06
2021-06-26 08:16:48 C 19 10 48.52 +09 23 37.3 q H06
2021-06-26 20:40:06 C 19 12 16.17 +09 32 43.8 q L47
2021-06-26 21:08:32 C 19 12 19.31 +09 33 05.2 q L47
2021-06-26 21:55:14 C 19 12 24.46 +09 33 42.1 Z L74
2021-06-26 22:03:47 C 19 12 25.40 +09 33 48.6 Z L74
2021-06-26 22:11:38 C 19 12 26.26 +09 33 54.5 Z L74
2021-06-27 11:43:43 C 19 14 00.69 +09 44 04.6 V T08
2021-06-27 12:15:36 C 19 14 04.19 +09 44 27.6 V T08
2021-06-27 12:32:17 C 19 14 05.96 +09 44 39.6 V T08
2021-06-27 12:37:40 C 19 14 06.56 +09 44 43.5 V T08
2021-06-27 12:39:40 C 19 14 06.77 +09 44 45.0 V T08
2021-06-27 12:48:34 C 19 14 07.75 +09 44 51.4 V T08
2021-06-27 12:53:29 C 19 14 08.28 +09 44 54.9 V T08
2021-06-27 13:36:26 C 19 14 13.00 +09 45 25.6 V T08
2021-06-27 21:58:04 C 19 15 14.53 +09 51 14.1 V 089
2021-06-27 22:01:26 C 19 15 14.93 +09 51 16.3 V 089
2021-06-27 22:08:10 C 19 15 15.64 +09 51 21.3 V 089
2021-06-27 22:14:54 C 19 15 16.44 +09 51 26.4 V 089
2021-06-27 22:18:16 C 19 15 16.81 +09 51 29.2 V 089
2021-06-28 08:08:27 C 19 16 28.07 +09 58 37.4 q U69
2021-06-28 08:29:36 C 19 16 30.44 +09 58 52.5 q U69
2021-06-28 08:57:58 C 19 16 33.64 +09 59 12.8 q U69
2021-06-28 19:56:45 C 19 17 55.14 +10 06 54.1 V 094
2021-06-28 19:58:50 C 19 17 55.42 +10 06 55.3 V 094
2021-06-28 20:43:19 C 19 18 01.14 +10 07 26.7 q L47
2021-06-28 21:21:17 C 19 18 05.50 +10 07 53.6 q L47
2021-06-28 22:28:19 C 19 18 12.72 +10 08 40.0 V 089
2021-06-28 22:31:42 C 19 18 13.09 +10 08 42.0 V 089
2021-06-28 22:35:04 C 19 18 13.49 +10 08 44.5 V 089
2021-06-28 22:38:26 C 19 18 13.85 +10 08 46.9 V 089
2021-06-28 22:41:48 C 19 18 14.28 +10 08 49.3 V 089
2021-06-28 22:45:10 C 19 18 14.64 +10 08 51.3 V 089
2021-06-28 22:48:32 C 19 18 15.04 +10 08 54.2 V 089
2021-06-29 00:30:52 C 19 18 26.82 +10 10 06.5 V 094
2021-06-29 00:32:56 C 19 18 27.04 +10 10 08.0 V 094
2021-06-29 11:47:58 C 19 19 51.24 +10 18 10.7 V T05
2021-06-29 11:52:00 C 19 19 51.70 +10 18 13.5 V T05
2021-06-29 12:21:43 C 19 19 55.10 +10 18 33.8 V T05
2021-06-29 19:23:26 C 19 20 49.93 +10 23 07.0 V 094
2021-06-29 19:25:31 C 19 20 50.16 +10 23 08.0 V 094
2021-06-29 20:51:29 C 19 21 01.08 +10 24 07.0 q L47
2021-06-29 21:10:56 C 19 21 03.37 +10 24 20.4 q L47
2021-06-29 22:35:11 C 19 21 13.44 +10 25 18.7 q 160
2021-06-29 22:39:08 C 19 21 13.91 +10 25 21.4 q 160
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)