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
2021-12-10 03:49:13 S 00 53 02.39 -03 26 07.1 L C51
2025-01-30 09:04:26 C 12 14 01.13 -00 19 09.4 V H21
2025-01-30 09:10:41 C 12 14 01.09 -00 19 09.1 V H21
2025-03-01 12:10:18 C 11 59 34.710 +02 09 58.38 X F51
2025-03-01 12:56:30 C 11 59 33.127 +02 10 12.42 X F51
2025-03-01 13:14:06 C 11 59 32.514 +02 10 17.23 X F51
2025-03-18 14:15:20 C 11 44 04.564 +04 23 04.69 W O18
2025-03-18 15:13:56 C 11 44 02.124 +04 23 24.80 W O18
2025-03-19 15:06:20 C 11 43 03.231 +04 31 32.26 W O18
2025-03-19 16:04:25 C 11 43 00.809 +04 31 51.99 W O18
2025-03-21 09:36:50 C 11 41 17.870 +04 46 00.83 X F51
2025-03-21 09:54:08 C 11 41 17.124 +04 46 07.17 X F51
2025-03-21 10:11:25 C 11 41 16.378 +04 46 12.73 X F51
2025-03-21 10:28:41 C 11 41 15.665 +04 46 18.62 X F51
2025-03-22 14:17:35 C 11 40 06.788 +04 55 43.49 W O18
2025-03-22 16:14:32 C 11 40 01.837 +04 56 23.16 W O18
2025-03-23 07:07:24 C 11 39 24.800 +05 01 25.86 V V00
2025-03-23 07:17:15 C 11 39 24.376 +05 01 29.06 V V00
2025-03-23 07:25:21 C 11 39 24.048 +05 01 31.80 V V00
2025-03-23 07:33:26 C 11 39 23.699 +05 01 34.50 V V00
2025-03-25 06:47:44 C 11 37 26.584 +05 17 28.90 V G96
2025-03-25 06:55:13 C 11 37 26.159 +05 17 31.06 V G96
2025-03-25 07:02:41 C 11 37 25.903 +05 17 33.47 V G96
2025-03-25 07:10:09 C 11 37 25.579 +05 17 36.10 V G96
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)