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
2021-08-03 22:51:59 C 21 47 55.17 +09 22 46.9 V 089
2021-08-03 22:55:17 C 21 47 55.75 +09 22 43.6 V 089
2021-08-03 22:58:35 C 21 47 56.34 +09 22 40.0 V 089
2021-08-03 23:01:53 C 21 47 56.93 +09 22 37.0 V 089
2021-08-03 23:05:11 C 21 47 57.52 +09 22 33.7 V 089
2021-08-03 23:08:29 C 21 47 58.10 +09 22 30.4 V 089
2021-08-03 23:15:05 C 21 47 59.28 +09 22 24.1 V 089
2021-08-03 23:18:23 C 21 47 59.86 +09 22 21.0 V 089
2021-08-03 23:30:06 C 21 48 00.46 +09 22 13.0 186
2021-08-03 23:31:07 C 21 48 00.63 +09 22 12.0 186
2021-08-04 14:13:39 C 21 50 45.68 +09 07 46.3 V T05
2021-08-04 14:19:28 C 21 50 46.71 +09 07 40.3 V T05
2021-08-04 14:27:27 C 21 50 48.12 +09 07 32.0 V T05
2021-08-04 14:49:53 C 21 50 52.10 +09 07 08.8 V T05
2021-08-04 15:04:22 C 21 50 54.67 +09 06 53.7 V T05
2021-08-04 18:16:18 C 21 51 34.58 +09 03 25.8 186
2021-08-04 18:17:21 C 21 51 34.75 +09 03 24.9 186
2021-08-04 18:35:01 C 21 51 38.64 +09 03 00.4 V C40
2021-08-04 18:36:23 C 21 51 38.89 +09 02 58.9 V C40
2021-08-04 18:40:27 C 21 51 39.64 +09 02 54.9 V C40
2021-08-04 18:41:49 C 21 51 39.88 +09 02 53.7 V C40
2021-08-04 18:43:12 C 21 51 40.13 +09 02 52.1 V C40
2021-08-04 18:45:56 C 21 51 40.62 +09 02 49.4 V C40
2021-08-04 18:47:18 C 21 51 40.86 +09 02 48.1 V C40
2021-08-04 18:48:40 C 21 51 41.11 +09 02 46.8 V C40
2021-08-04 19:07:45 C 21 51 44.53 +09 02 27.9 V C40
2021-08-04 19:09:08 C 21 51 44.78 +09 02 26.5 V C40
2021-08-04 19:10:30 C 21 51 45.02 +09 02 24.9 V C40
2021-08-04 19:13:12 C 21 51 45.51 +09 02 22.4 V C40
2021-08-04 19:14:34 C 21 51 45.75 +09 02 20.9 V C40
2021-08-04 19:46:12 C 21 51 51.37 +09 01 49.2 V C40
2021-08-04 19:48:56 C 21 51 51.86 +09 01 46.4 V C40
2021-08-04 19:50:18 C 21 51 52.12 +09 01 45.1 V C40
2021-08-04 19:51:40 C 21 51 52.35 +09 01 43.7 V C40
2021-08-04 19:59:51 C 21 51 53.79 +09 01 35.5 V C40
2021-08-04 20:01:13 C 21 51 54.05 +09 01 34.2 V C40
2021-08-04 20:02:35 C 21 51 54.28 +09 01 32.8 V C40
2021-08-04 20:05:19 C 21 51 54.76 +09 01 30.1 V C40
2021-08-04 20:06:40 C 21 51 55.01 +09 01 28.7 V C40
2021-08-04 20:08:02 C 21 51 55.25 +09 01 27.2 V C40
2021-08-04 20:09:24 C 21 51 55.49 +09 01 26.0 V C40
2021-08-04 20:14:52 C 21 51 56.45 +09 01 20.4 V C40
2021-08-04 20:16:14 C 21 51 56.69 +09 01 19.1 V C40
2021-08-04 20:17:36 C 21 51 56.93 +09 01 17.7 V C40
2021-08-04 20:18:57 C 21 51 57.17 +09 01 16.3 V C40
2021-08-04 20:20:19 C 21 51 57.42 +09 01 14.8 V C40
2021-08-04 20:21:40 C 21 51 57.66 +09 01 13.6 V C40
2021-08-04 20:23:02 C 21 51 57.90 +09 01 12.1 V C40
2021-08-04 20:24:25 C 21 51 58.14 +09 01 10.8 V C40
2021-08-04 20:25:47 C 21 51 58.39 +09 01 09.4 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)