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
2021-09-10 02:03:59 S 23 30 42.833 -06 49 58.66 – V C57
2021-09-10 02:03:59 s 1 -41972.913 0 +373639.84 90.0 – C57
2021-09-10 02:13:59 S 23 30 43.399 -06 50 07.22 – V C57
2021-09-10 02:13:59 s 1 -42342.249 0 +373556.84 4770.0 – C57
2021-09-10 02:23:59 S 23 30 43.913 -06 50 13.88 – V C57
2021-09-10 02:23:59 s 1 -42711.465 0 +373472.82 9020.0 – C57
2021-09-10 02:33:59 S 23 30 44.573 -06 50 23.24 – V C57
2021-09-10 02:33:59 s 1 -43080.562 0 +373387.80 2860.0 – C57
2021-09-10 02:43:59 S 23 30 45.173 -06 50 29.90 – V C57
2021-09-10 02:43:59 s 1 -43449.537 0 +373301.77 6270.0 – C57
2021-09-10 02:53:59 S 23 30 45.725 -06 50 38.87 – V C57
2021-09-10 02:53:59 s 1 -43818.390 0 +373214.73 9250.0 – C57
2021-09-10 03:03:59 S 23 30 46.226 -06 50 45.38 – V C57
2021-09-10 03:03:59 s 1 -44187.120 0 +373126.68 1800.0 – C57
2021-09-10 03:13:59 S 23 30 46.850 -06 50 54.38 – V C57
2021-09-10 03:13:59 s 1 -44555.726 0 +373037.62 3920.0 – C57
2021-09-10 03:23:59 S 23 30 47.465 -06 51 01.12 – V C57
2021-09-10 03:23:59 s 1 -44924.206 0 +372947.55 5600.0 – C57
2021-09-10 03:33:59 S 23 30 48.053 -06 51 09.65 – V C57
2021-09-10 03:33:59 s 1 -45292.560 0 +372856.48 6830.0 – C57
2021-09-10 03:43:59 S 23 30 48.566 -06 51 16.67 – V C57
2021-09-10 03:43:59 s 1 -45660.787 0 +372764.39 7630.0 – C57
2021-09-10 03:53:59 S 23 30 49.195 -06 51 25.31 – V C57
2021-09-10 03:53:59 s 1 -46028.886 0 +372671.30 7980.0 – C57
2021-09-10 04:03:59 S 23 30 49.812 -06 51 32.69 – V C57
2021-09-10 04:03:59 s 1 -46396.855 0 +372577.19 7870.0 – C57
2021-09-10 04:13:59 S 23 30 50.371 -06 51 40.32 – V C57
2021-09-10 04:13:59 s 1 -46764.694 0 +372482.08 7310.0 – C57
2021-09-10 04:23:59 S 23 30 50.887 -06 51 48.20 – V C57
2021-09-10 04:23:59 s 1 -47132.402 0 +372385.96 6300.0 – C57
2021-09-10 04:33:59 S 23 30 51.497 -06 51 56.12 – V C57
2021-09-10 04:33:59 s 1 -47499.977 0 +372288.82 4820.0 – C57
2021-09-10 04:43:59 S 23 30 52.121 -06 52 03.43 – V C57
2021-09-10 04:43:59 s 1 -47867.419 0 +372190.68 2880.0 – C57
2021-09-10 04:53:59 S 23 30 52.704 -06 52 11.17 – V C57
2021-09-10 04:53:59 s 1 -48234.726 0 +372091.53 470.0 – C57
2021-09-10 05:03:59 S 23 30 53.227 -06 52 18.95 – V C57
2021-09-10 05:03:59 s 1 -48601.898 0 +371991.37 7590.0 – C57
2021-09-10 05:13:59 S 23 30 53.784 -06 52 27.08 – V C57
2021-09-10 05:13:59 s 1 -48968.933 0 +371890.20 4230.0 – C57
2021-09-10 05:23:59 S 23 30 54.458 -06 52 34.14 – V C57
2021-09-10 05:23:59 s 1 -49335.831 0 +371788.02 400.0 – C57
2021-09-10 05:33:59 S 23 30 55.030 -06 52 42.10 – V C57
2021-09-10 05:33:59 s 1 -49702.590 0 +371684.83 6080.0 – C57
2021-09-10 05:43:59 S 23 30 55.565 -06 52 50.16 – V C57
2021-09-10 05:43:59 s 1 -50069.210 0 +371580.63 1290.0 – C57
2021-09-10 05:53:59 S 23 30 56.143 -06 52 57.47 – V C57
2021-09-10 05:53:59 s 1 -50435.689 0 +371475.42 6000.0 – C57
2021-09-10 06:03:59 S 23 30 56.815 -06 53 05.71 – V C57
2021-09-10 06:03:59 s 1 -50802.026 0 +371369.19 220.0 – 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)