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
2021-07-27 18:05:44 C 21 14 21.14 +11 42 56.1 V C40
2021-07-27 18:14:11 C 21 14 22.77 +11 42 51.0 V C40
2021-07-27 18:19:48 C 21 14 23.85 +11 42 47.8 V C40
2021-07-27 18:22:37 C 21 14 24.40 +11 42 45.9 V C40
2021-07-27 18:24:01 C 21 14 24.65 +11 42 45.2 V C40
2021-07-27 18:25:24 C 21 14 24.93 +11 42 44.5 V C40
2021-07-27 18:28:14 C 21 14 25.48 +11 42 42.8 V C40
2021-07-27 18:29:38 C 21 14 25.75 +11 42 41.8 V C40
2021-07-27 18:32:26 C 21 14 26.29 +11 42 40.2 V C40
2021-07-27 18:35:15 C 21 14 26.83 +11 42 38.5 V C40
2021-07-27 18:36:39 C 21 14 27.10 +11 42 37.7 V C40
2021-07-27 18:39:28 C 21 14 27.64 +11 42 35.9 V C40
2021-07-27 18:40:52 C 21 14 27.91 +11 42 35.3 V C40
2021-07-27 18:46:29 C 21 14 28.97 +11 42 31.8 V C40
2021-07-27 18:52:43 C 21 14 30.17 +11 42 28.2 V C40
2021-07-27 19:12:24 C 21 14 33.92 +11 42 16.4 V C40
2021-07-27 19:15:11 C 21 14 34.47 +11 42 14.6 V C40
2021-07-27 19:19:24 C 21 14 35.27 +11 42 12.3 V C40
2021-07-27 19:25:01 C 21 14 36.34 +11 42 08.8 V C40
2021-07-27 20:02:05 C 21 14 43.35 +11 41 46.3 V C40
2021-07-27 20:02:24 C 21 14 44.31 +11 41 44.2 q L47
2021-07-27 20:06:19 C 21 14 44.15 +11 41 43.7 V C40
2021-07-27 20:17:32 C 21 14 46.28 +11 41 36.8 V C40
2021-07-27 20:26:19 C 21 14 48.82 +11 41 30.2 q L47
2021-07-27 20:27:23 C 21 14 48.13 +11 41 30.9 V C40
2021-07-27 20:31:36 C 21 14 48.91 +11 41 28.2 V C40
2021-07-27 20:32:59 C 21 14 49.18 +11 41 27.3 V C40
2021-07-27 20:35:49 C 21 14 49.72 +11 41 25.6 V C40
2021-07-27 20:37:13 C 21 14 49.98 +11 41 24.9 V C40
2021-07-27 20:41:26 C 21 14 50.77 +11 41 22.2 V C40
2021-07-27 20:42:50 C 21 14 51.04 +11 41 21.4 V C40
2021-07-27 20:52:37 C 21 14 53.87 +11 41 13.9 q L47
2021-07-27 22:32:25 C 21 15 11.90 +11 40 11.6 V 089
2021-07-27 22:35:43 C 21 15 12.52 +11 40 09.4 V 089
2021-07-27 22:39:01 C 21 15 13.14 +11 40 07.8 V 089
2021-07-27 22:42:19 C 21 15 13.74 +11 40 05.2 V 089
2021-07-27 22:45:37 C 21 15 14.37 +11 40 03.0 V 089
2021-07-27 22:48:55 C 21 15 15.01 +11 40 01.4 V 089
2021-07-27 22:52:13 C 21 15 15.63 +11 39 59.0 V 089
2021-07-27 22:55:31 C 21 15 16.24 +11 39 57.2 V 089
2021-07-27 22:58:49 C 21 15 16.86 +11 39 55.0 V 089
2021-07-27 23:02:07 C 21 15 17.50 +11 39 52.7 V 089
2021-07-28 17:46:45 C 21 19 02.47 +11 27 33.4 V C40
2021-07-28 17:50:58 C 21 19 03.28 +11 27 30.9 V C40
2021-07-28 18:00:48 C 21 19 05.19 +11 27 24.4 V C40
2021-07-28 18:10:37 C 21 19 07.07 +11 27 18.1 V C40
2021-07-28 18:12:03 C 21 19 07.34 +11 27 17.2 V C40
2021-07-28 18:13:26 C 21 19 07.63 +11 27 16.3 V C40
2021-07-28 18:14:50 C 21 19 07.89 +11 27 15.3 V C40
2021-07-28 18:16:16 C 21 19 08.16 +11 27 14.5 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)