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
2021-08-28 11:22:31 C 23 11 39.31 -02 10 31.2 V T05
2021-08-28 12:13:28 C 23 11 43.40 -02 11 26.7 V T05
2021-08-28 12:54:19 C 23 11 46.70 -02 12 11.1 V T05
2021-08-28 22:19:19 C 23 12 38.93 -02 22 38.8 V 089
2021-08-28 22:22:37 C 23 12 39.20 -02 22 42.2 V 089
2021-08-28 22:25:55 C 23 12 39.47 -02 22 46.1 V 089
2021-08-28 22:29:13 C 23 12 39.72 -02 22 49.2 V 089
2021-08-28 22:32:31 C 23 12 40.02 -02 22 52.8 V 089
2021-08-28 22:35:49 C 23 12 40.28 -02 22 56.3 V 089
2021-08-28 22:39:07 C 23 12 40.54 -02 23 00.0 V 089
2021-08-28 22:42:25 C 23 12 40.80 -02 23 03.7 V 089
2021-08-28 22:45:43 C 23 12 41.07 -02 23 07.2 V 089
2021-08-28 22:49:01 C 23 12 41.35 -02 23 10.6 V 089
2021-08-29 00:53:58 S 23 10 45.091 -02 28 23.77 V C57
2021-08-29 00:53:58 s 1 -122252.36 8 +336226.88 1680.0 C57
2021-08-29 07:33:58 S 23 11 27.077 -02 35 54.13 V C57
2021-08-29 07:33:58 s 1 -134766.20 3 +323658.32 4350.0 C57
2021-08-29 08:03:58 S 23 11 30.182 -02 36 27.25 V C57
2021-08-29 08:03:58 s 1 -135677.90 5 +322647.64 5640.0 C57
2021-08-29 10:03:58 S 23 11 42.778 -02 38 41.57 V C57
2021-08-29 10:03:58 s 1 -139284.54 6 +318509.24 5260.0 C57
2021-08-29 10:13:58 S 23 11 43.894 -02 38 52.58 V C57
2021-08-29 10:13:58 s 1 -139582.13 9 +318157.45 7750.0 C57
2021-08-29 10:23:58 S 23 11 44.947 -02 39 03.31 V C57
2021-08-29 10:23:58 s 1 -139879.26 8 +317804.58 8670.0 C57
2021-08-29 10:33:58 S 23 11 45.986 -02 39 14.40 V C57
2021-08-29 10:33:58 s 1 -140175.93 2 +317450.65 8030.0 C57
2021-08-29 11:03:58 S 23 11 49.188 -02 39 47.20 V C57
2021-08-29 11:03:58 s 1 -141063.11 5 +316382.43 6640.0 C57
2021-08-29 11:13:58 S 23 11 50.206 -02 39 58.79 V C57
2021-08-29 11:13:58 s 1 -141357.90 0 +316024.21 9680.0 C57
2021-08-29 11:23:58 S 23 11 51.257 -02 40 10.20 V C57
2021-08-29 11:23:58 s 1 -141652.21 0 +315664.93 1110.0 C57
2021-08-29 11:33:58 S 23 11 52.306 -02 40 21.50 V C57
2021-08-29 11:33:58 s 1 -141946.04 5 +315304.57 950.0 C57
2021-08-29 13:03:58 S 23 12 01.795 -02 42 01.15 V C57
2021-08-29 13:03:58 s 1 -144568.83 2 +312013.01 6420.0 C57
2021-08-29 13:13:58 S 23 12 02.832 -02 42 11.95 V C57
2021-08-29 13:13:58 s 1 -144857.80 6 +311641.90 9910.0 C57
2021-08-29 13:23:58 S 23 12 03.864 -02 42 23.51 V C57
2021-08-29 13:23:58 s 1 -145146.28 3 +311269.71 1740.0 C57
2021-08-29 13:33:58 S 23 12 04.898 -02 42 34.09 V C57
2021-08-29 13:33:58 s 1 -145434.26 2 +310896.44 1900.0 C57
2021-08-29 13:43:58 S 23 12 05.993 -02 42 45.68 V C57
2021-08-29 13:43:58 s 1 -145721.74 1 +310522.10 370.0 C57
2021-08-29 13:53:58 S 23 12 07.030 -02 42 56.63 V C57
2021-08-29 13:53:58 s 1 -146008.71 8 +310146.67 7170.0 C57
2021-08-29 14:03:58 S 23 12 08.119 -02 43 07.93 V C57
2021-08-29 14:03:58 s 1 -146295.19 1 +309770.17 2270.0 C57
2021-08-29 14:13:58 S 23 12 09.158 -02 43 18.30 V C57
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)