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
2016-03-16 06:56:27 C 11 25 53.53 +05 34 03.9 q G96
2016-03-16 07:02:09 C 11 25 53.31 +05 34 05.8 q G96
2016-03-16 07:07:52 C 11 25 53.06 +05 34 07.0 q G96
2016-03-16 07:13:35 C 11 25 52.83 +05 34 09.5 q G96
2021-04-20 12:35:01 C 17 14 45.42 -09 54 57.7 V T08
2021-04-20 12:51:08 C 17 14 46.40 -09 54 51.0 V T08
2021-04-20 12:53:47 C 17 14 46.54 -09 54 50.2 V T08
2021-04-20 12:55:48 C 17 14 46.70 -09 54 48.3 V T08
2021-04-20 13:03:47 C 17 14 47.16 -09 54 45.8 V T08
2021-04-20 13:06:26 C 17 14 47.29 -09 54 44.6 V T08
2021-04-20 13:30:58 C 17 14 48.70 -09 54 34.5 V T08
2021-04-22 12:00:12 C 17 17 45.688 -09 34 29.35 U F52
2021-04-22 12:16:51 C 17 17 46.684 -09 34 22.08 U F52
2021-04-22 12:33:35 C 17 17 47.710 -09 34 14.67 U F52
2021-04-22 12:50:26 C 17 17 48.707 -09 34 07.12 U F52
2021-05-10 11:57:32 C 17 44 37.10 -05 40 01.8 V T08
2021-05-10 12:00:11 C 17 44 37.26 -05 39 59.9 V T08
2021-05-10 12:41:08 C 17 44 39.60 -05 39 33.5 V T08
2021-05-12 11:53:29 C 17 47 34.15 -05 08 36.2 V T05
2021-05-12 11:58:05 C 17 47 34.40 -05 08 33.1 V T05
2021-05-12 12:06:03 C 17 47 34.85 -05 08 27.7 V T05
2021-05-13 14:09:34 C 17 49 10.61 -04 50 55.6 V T08
2021-05-13 14:16:56 C 17 49 11.03 -04 50 50.5 V T08
2021-05-13 14:34:26 C 17 49 12.04 -04 50 38.5 V T08
2021-05-13 14:39:56 C 17 49 12.36 -04 50 34.9 V T08
2021-05-14 12:03:39 C 17 50 32.24 -04 35 57.5 V T08
2021-05-14 12:08:18 C 17 50 32.51 -04 35 54.1 V T08
2021-05-14 12:16:27 C 17 50 32.98 -04 35 48.7 V T08
2021-05-14 12:29:47 C 17 50 33.73 -04 35 39.6 V T08
2021-05-15 09:33:08 C 17 51 51.88 -04 21 07.1 U I41
2021-05-15 10:35:24 C 17 51 55.47 -04 20 23.7 U I41
2021-05-18 10:40:57 C 17 56 24.78 -03 28 51.7 V T08
2021-05-18 10:56:13 C 17 56 25.67 -03 28 40.4 V T08
2021-05-18 11:02:51 C 17 56 26.05 -03 28 35.7 V T08
2021-05-18 11:10:12 C 17 56 26.48 -03 28 30.0 V T08
2021-05-19 09:04:20 C 17 57 48.47 -03 12 29.4 U I41
2021-05-19 10:04:04 C 17 57 51.94 -03 11 45.4 U I41
2021-05-20 11:48:36 C 17 59 29.25 -02 52 32.0 V T05
2021-05-20 11:51:14 C 17 59 29.39 -02 52 30.0 V T05
2021-05-20 11:55:11 C 17 59 29.62 -02 52 27.0 V T05
2021-05-20 12:02:26 C 17 59 30.03 -02 52 21.4 V T05
2021-05-24 10:26:23 C 18 05 31.38 -01 39 50.1 V T05
2021-05-24 10:29:01 C 18 05 31.55 -01 39 48.1 V T05
2021-05-24 10:32:59 C 18 05 31.78 -01 39 45.1 V T05
2021-05-24 10:44:53 C 18 05 32.48 -01 39 35.7 V T05
2021-05-25 23:31:10 C 18 07 55.69 -01 10 34.1 V Z80
2021-05-25 23:37:00 C 18 07 56.10 -01 10 29.7 V Z80
2021-05-27 23:47:57 C 18 11 06.63 -00 31 33.4 V Z80
2021-05-27 23:49:35 C 18 11 06.75 -00 31 32.0 V Z80
2021-05-27 23:56:11 C 18 11 07.16 -00 31 26.8 V Z80
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)