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
2012-08-03 21:42:22 C 17 27 17.79 -00 27 44.7 u 160
2012-08-03 21:44:47 C 17 27 18.28 -00 27 47.9 r 169
2012-08-03 21:45:15 C 17 27 18.26 -00 27 47.7 u 160
2012-08-03 21:48:09 C 17 27 18.73 -00 27 50.8 u 160
2012-08-03 21:49:32 C 17 27 19.01 -00 27 52.3 r 169
2012-08-03 21:54:38 C 17 27 19.84 -00 27 59.0 r 169
2012-08-03 22:04:47 C 17 27 21.55 -00 28 09.6 r 169
2012-08-03 22:09:50 C 17 27 22.30 -00 28 13.9 r 169
2012-08-03 22:14:51 C 17 27 23.37 -00 28 21.2 r 169
2012-08-04 03:37:51 C 17 28 19.29 -00 34 02.8 t H21
2012-08-04 03:43:31 C 17 28 20.22 -00 34 08.9 t H21
2012-08-04 03:51:33 C 17 28 21.53 -00 34 17.3 t H21
2012-08-04 04:00:03 C 17 28 22.92 -00 34 26.7 t H21
2012-08-04 20:29:19 C 17 31 16.21 -00 52 21.1 u B38
2012-08-04 20:33:17 C 17 31 16.87 -00 52 25.6 u B38
2012-08-04 20:37:18 C 17 31 17.55 -00 52 29.9 u B38
2012-08-04 20:41:10 C 17 31 18.21 -00 52 34.2 u B38
2012-08-04 20:45:17 C 17 31 18.90 -00 52 38.8 u B38
2012-08-04 21:35:04 C 17 31 27.31 -00 53 33.4 u 160
2012-08-04 21:37:53 C 17 31 27.77 -00 53 36.3 u 160
2012-08-04 21:40:41 C 17 31 28.25 -00 53 39.6 u 160
2012-08-05 21:17:59 C 17 35 42.29 -01 19 52.0 u 160
2012-08-05 21:20:51 C 17 35 42.77 -01 19 55.3 u 160
2012-08-05 21:23:48 C 17 35 43.28 -01 19 58.3 u 160
2012-08-06 21:08:47 C 17 40 06.00 -01 46 57.1 u C27
2012-08-06 22:03:51 C 17 40 15.96 -01 47 58.3 u J53
2012-08-06 22:04:10 C 17 40 16.02 -01 47 58.7 u J53
2012-08-06 22:05:06 C 17 40 16.20 -01 47 59.6 u J53
2012-08-06 22:06:03 C 17 40 16.37 -01 48 01.1 u J53
2012-08-06 22:44:45 C 17 40 23.07 -01 48 47.2 u C27
2012-08-07 21:32:13 C 17 44 42.27 -02 15 22.5 r 169
2012-08-07 21:36:17 C 17 44 42.87 -02 15 24.5 r 169
2012-08-07 21:40:19 C 17 44 43.57 -02 15 29.6 r 169
2012-08-07 21:44:23 C 17 44 44.38 -02 15 34.0 r 169
2012-08-08 01:44:43 C 17 45 31.73 -02 20 13.9 u H21
2012-08-08 01:48:01 C 17 45 32.34 -02 20 17.7 u H21
2012-08-08 01:51:18 C 17 45 32.94 -02 20 21.7 u H21
2012-08-08 01:54:10 C 17 45 33.47 -02 20 25.0 u H21
2012-08-08 02:00:29 C 17 45 34.62 -02 20 32.5 u H21
2012-08-09 20:22:16 C 17 53 53.47 -03 11 20.5 u 160
2012-08-09 20:24:33 C 17 53 53.92 -03 11 23.6 u 160
2012-08-09 20:26:52 C 17 53 54.36 -03 11 26.4 u 160
2012-08-11 20:21:04 C 18 03 43.70 -04 10 32.4 u 160
2012-08-11 20:24:06 C 18 03 44.31 -04 10 36.1 u 160
2012-08-11 20:25:55 C 18 03 44.67 -04 10 38.6 u 160
2012-08-15 20:15:14 C 18 24 33.82 -06 12 08.3 u A81
2012-08-15 20:20:39 C 18 24 34.98 -06 12 15.3 u A81
2012-08-15 20:26:03 C 18 24 36.15 -06 12 22.1 u A81
2012-08-16 19:53:59 C 18 29 55.23 -06 42 20.7 u C27
2012-08-16 22:09:58 C 18 30 24.94 -06 45 14.0 u C27
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)