IAA RAS IAA Minor Planet Database

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
2021-08-22 04:43:58 s 1 +168921.73 9 +99069.913 4050.0 – C57
2021-08-22 04:53:58 S 22 54 53.873 +00 50 06.58 – V C57
2021-08-22 04:53:58 s 1 +169015.71 1 +99966.684 8140.0 – C57
2021-08-22 05:03:58 S 22 54 54.634 +00 49 54.55 – V C57
2021-08-22 05:03:58 s 1 +169106.81 6 +100861.74 2990.0 – C57
2021-08-22 05:13:58 S 22 54 55.445 +00 49 42.35 – V C57
2021-08-22 05:13:58 s 1 +169195.07 4 +101755.10 8660.0 – C57
2021-08-22 05:23:58 S 22 54 56.254 +00 49 30.58 – V C57
2021-08-22 05:23:58 s 1 +169280.50 5 +102646.74 5230.0 – C57
2021-08-22 05:33:58 S 22 54 57.002 +00 49 18.62 – V C57
2021-08-22 05:33:58 s 1 +169363.13 0 +103536.67 2750.0 – C57
2021-08-22 05:43:58 S 22 54 57.751 +00 49 06.20 – V C57
2021-08-22 05:43:58 s 1 +169442.96 8 +104424.88 1290.0 – C57
2021-08-22 05:53:58 S 22 54 58.574 +00 48 54.40 – V C57
2021-08-22 05:53:58 s 1 +169520.03 9 +105311.38 910.0 – C57
2021-08-22 06:03:58 S 22 54 59.338 +00 48 42.73 – V C57
2021-08-22 06:03:58 s 1 +169594.36 2 +106196.16 1680.0 – C57
2021-08-22 06:13:58 S 22 55 00.086 +00 48 30.06 – V C57
2021-08-22 06:13:58 s 1 +169665.95 7 +107079.22 3670.0 – C57
2021-08-22 06:23:58 S 22 55 00.905 +00 48 18.07 – V C57
2021-08-22 06:23:58 s 1 +169734.84 2 +107960.55 6920.0 – C57
2021-08-22 06:33:58 S 22 55 01.716 +00 48 05.90 – V C57
2021-08-22 06:33:58 s 1 +169801.03 7 +108840.17 1510.0 – C57
2021-08-22 06:43:58 S 22 55 02.453 +00 47 54.74 – V C57
2021-08-22 06:43:58 s 1 +169864.56 0 +109718.06 7500.0 – C57
2021-08-22 06:53:58 S 22 55 03.206 +00 47 42.22 – V C57
2021-08-22 06:53:58 s 1 +169925.43 1 +110594.23 4940.0 – C57
2021-08-22 07:03:58 S 22 55 04.049 +00 47 29.47 – V C57
2021-08-22 07:03:58 s 1 +169983.66 6 +111468.67 3890.0 – C57
2021-08-22 07:13:58 S 22 55 04.790 +00 47 17.48 – V C57
2021-08-22 07:13:58 s 1 +170039.28 5 +112341.38 4430.0 – C57
2021-08-22 07:23:58 S 22 55 05.549 +00 47 06.11 – V C57
2021-08-22 07:23:58 s 1 +170092.30 6 +113212.37 6590.0 – C57
2021-08-22 07:33:58 S 22 55 06.341 +00 46 53.69 – V C57
2021-08-22 07:33:58 s 1 +170142.74 6 +114081.62 450.0 – C57
2021-08-22 07:43:58 S 22 55 07.159 +00 46 41.27 – V C57
2021-08-22 07:43:58 s 1 +170190.62 4 +114949.15 6060.0 – C57
2021-08-22 07:53:58 S 22 55 07.913 +00 46 29.32 – V C57
2021-08-22 07:53:58 s 1 +170235.95 7 +115814.95 3480.0 – C57
2021-08-22 08:03:58 S 22 55 08.698 +00 46 16.90 – V C57
2021-08-22 08:03:58 s 1 +170278.76 2 +116679.02 2760.0 – C57
2021-08-22 08:13:58 S 22 55 09.547 +00 46 05.05 – V C57
2021-08-22 08:13:58 s 1 +170319.05 7 +117541.35 3970.0 – C57
2021-08-22 08:23:58 S 22 55 10.306 +00 45 52.96 – V C57
2021-08-22 08:23:58 s 1 +170356.85 9 +118401.96 7150.0 – C57
2021-08-22 08:33:58 S 22 55 11.078 +00 45 40.68 – V C57
2021-08-22 08:33:58 s 1 +170392.18 4 +119260.83 2360.0 – C57
2021-08-22 08:43:58 S 22 55 11.868 +00 45 28.19 – V C57
2021-08-22 08:43:58 s 1 +170425.05 0 +120117.98 9660.0 – C57
2021-08-22 08:53:58 S 22 55 12.667 +00 45 16.31 – 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)