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
2021-08-04 20:33:21 C 21 51 59.72 +09 01 01.7 V C40
2021-08-04 20:34:43 C 21 51 59.96 +09 01 00.4 V C40
2021-08-04 20:38:02 C 21 52 00.55 +09 00 57.0 V C40
2021-08-04 20:40:44 C 21 52 01.02 +09 00 54.1 V C40
2021-08-04 20:42:06 C 21 52 01.26 +09 00 52.9 V C40
2021-08-04 20:43:28 C 21 52 01.50 +09 00 51.6 V C40
2021-08-04 20:44:51 C 21 52 01.74 +09 00 50.0 V C40
2021-08-04 20:46:13 C 21 52 01.98 +09 00 48.7 V C40
2021-08-04 20:47:35 C 21 52 02.22 +09 00 47.2 V C40
2021-08-04 20:48:57 C 21 52 02.46 +09 00 46.0 V C40
2021-08-04 20:50:17 C 21 52 02.70 +09 00 44.6 V C40
2021-08-04 20:53:01 C 21 52 03.18 +09 00 41.8 V C40
2021-08-04 20:54:23 C 21 52 03.42 +09 00 40.5 V C40
2021-08-04 20:56:11 C 21 52 03.73 +09 00 38.6 V C40
2021-08-04 20:57:34 C 21 52 03.98 +09 00 37.3 V C40
2021-08-04 20:58:58 C 21 52 04.23 +09 00 35.9 V C40
2021-08-04 21:00:24 C 21 52 04.48 +09 00 34.3 V C40
2021-08-04 21:01:47 C 21 52 04.73 +09 00 32.9 V C40
2021-08-04 21:08:49 C 21 52 05.96 +09 00 25.8 V C40
2021-08-04 21:10:14 C 21 52 06.20 +09 00 24.4 V C40
2021-08-04 21:24:20 C 21 52 07.45 +09 00 14.9 186
2021-08-04 21:25:22 C 21 52 07.64 +09 00 13.8 186
2021-08-05 17:21:54 C 21 55 51.09 +08 39 28.6 186
2021-08-05 17:22:56 C 21 55 51.27 +08 39 27.6 186
2021-08-05 17:34:47 C 21 55 51.11 +08 39 22.3 q D29
2021-08-05 17:55:08 C 21 55 54.59 +08 39 00.7 q D29
2021-08-05 18:15:30 C 21 55 58.07 +08 38 39.1 q D29
2021-08-05 20:28:19 C 21 56 25.34 +08 36 07.9 V L47
2021-08-05 20:34:52 C 21 56 26.45 +08 36 01.4 V L47
2021-08-05 21:12:28 C 21 56 30.88 +08 35 26.9 186
2021-08-05 21:13:28 C 21 56 31.06 +08 35 25.9 186
2021-08-06 10:43:04 C 21 58 59.51 +08 21 15.4 V T08
2021-08-06 10:45:44 C 21 58 59.95 +08 21 12.7 V T08
2021-08-06 10:49:42 C 21 59 00.61 +08 21 08.2 V T08
2021-08-06 11:01:05 C 21 59 02.52 +08 20 55.9 V T08
2021-08-06 17:54:13 C 22 00 18.15 +08 13 07.6 Y N42
2021-08-06 17:55:30 C 22 00 18.37 +08 13 06.1 Y N42
2021-08-06 17:56:48 C 22 00 18.59 +08 13 04.8 Y N42
2021-08-06 17:58:05 C 22 00 18.79 +08 13 03.5 Y N42
2021-08-06 17:59:22 C 22 00 19.02 +08 13 02.0 Y N42
2021-08-06 18:00:39 C 22 00 19.25 +08 13 00.5 Y N42
2021-08-06 18:01:57 C 22 00 19.47 +08 12 59.1 Y N42
2021-08-06 18:03:14 C 22 00 19.69 +08 12 57.7 Y N42
2021-08-06 18:04:32 C 22 00 19.92 +08 12 56.3 Y N42
2021-08-06 18:05:49 C 22 00 20.11 +08 12 55.0 Y N42
2021-08-06 18:07:06 C 22 00 20.34 +08 12 53.7 Y N42
2021-08-06 18:08:23 C 22 00 20.56 +08 12 52.3 Y N42
2021-08-06 18:09:41 C 22 00 20.78 +08 12 50.9 Y N42
2021-08-06 18:10:58 C 22 00 20.99 +08 12 49.5 Y N42
2021-08-06 18:12:16 C 22 00 21.20 +08 12 48.3 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)