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
2021-09-08 10:43:57 s 1 +46296.240 0 +364844.80 360.0 C57
2021-09-08 10:53:58 S 23 28 31.462 -06 18 24.34 V C57
2021-09-08 10:53:58 s 1 +45927.050 0 +365003.22 8430.0 C57
2021-09-08 11:03:58 S 23 28 32.009 -06 18 33.19 V C57
2021-09-08 11:03:58 s 1 +45557.735 0 +365160.58 6120.0 C57
2021-09-08 11:13:58 S 23 28 32.508 -06 18 41.40 V C57
2021-09-08 11:13:58 s 1 +45188.295 0 +365316.89 3450.0 C57
2021-09-08 11:23:58 S 23 28 33.041 -06 18 50.36 V C57
2021-09-08 11:23:58 s 1 +44818.733 0 +365472.14 420.0 C57
2021-09-08 11:33:57 S 23 28 33.590 -06 18 58.61 V C57
2021-09-08 11:33:57 s 1 +44449.048 0 +365626.34 7030.0 C57
2021-09-08 11:43:58 S 23 28 34.176 -06 19 06.42 V C57
2021-09-08 11:43:58 s 1 +44079.243 0 +365779.48 3280.0 C57
2021-09-08 11:53:57 S 23 28 34.699 -06 19 14.20 V C57
2021-09-08 11:53:57 s 1 +43709.318 0 +365931.56 9180.0 C57
2021-09-08 12:03:58 S 23 28 35.210 -06 19 22.80 V C57
2021-09-08 12:03:58 s 1 +43339.275 0 +366082.59 4740.0 C57
2021-09-08 12:13:57 S 23 28 35.753 -06 19 31.55 V C57
2021-09-08 12:13:57 s 1 +42969.115 0 +366232.57 9950.0 C57
2021-09-08 12:23:58 S 23 28 36.310 -06 19 39.83 V C57
2021-09-08 12:23:58 s 1 +42598.839 0 +366381.49 4820.0 C57
2021-09-08 12:33:58 S 23 28 36.842 -06 19 48.07 V C57
2021-09-08 12:33:58 s 1 +42228.448 0 +366529.36 9360.0 C57
2021-09-08 12:43:57 S 23 28 37.418 -06 19 54.91 V C57
2021-09-08 12:43:57 s 1 +41857.943 0 +366676.17 3560.0 C57
2021-09-08 12:53:58 S 23 28 37.822 -06 20 05.75 V C57
2021-09-08 12:53:58 s 1 +41487.326 0 +366821.94 7440.0 C57
2021-09-08 13:03:57 S 23 28 38.458 -06 20 12.48 V C57
2021-09-08 13:03:57 s 1 +41116.597 0 +366966.65 980.0 C57
2021-09-08 13:13:58 S 23 28 38.957 -06 20 21.01 V C57
2021-09-08 13:13:58 s 1 +40745.758 0 +367110.31 4210.0 C57
2021-09-08 13:23:57 S 23 28 39.835 -06 20 27.82 V C57
2021-09-08 13:23:57 s 1 +40374.810 0 +367252.92 7120.0 C57
2021-09-08 13:33:58 S 23 28 40.169 -06 20 40.06 V C57
2021-09-08 13:33:58 s 1 +40003.753 0 +367394.48 9720.0 C57
2021-09-08 13:43:57 S 23 28 40.476 -06 20 46.61 V C57
2021-09-08 13:43:57 s 1 +39632.590 0 +367534.99 2000.0 C57
2021-09-08 13:53:58 S 23 28 41.148 -06 20 54.60 V C57
2021-09-08 13:53:58 s 1 +39261.321 0 +367674.46 3980.0 C57
2021-09-08 14:03:58 S 23 28 41.724 -06 21 03.02 V C57
2021-09-08 14:03:58 s 1 +38889.948 0 +367812.87 5650.0 C57
2021-09-08 14:13:57 S 23 28 42.274 -06 21 10.76 V C57
2021-09-08 14:13:57 s 1 +38518.471 0 +367950.23 7030.0 C57
2021-09-08 14:23:58 S 23 28 42.758 -06 21 19.91 V C57
2021-09-08 14:23:58 s 1 +38146.892 0 +368086.54 8100.0 C57
2021-09-08 14:33:57 S 23 28 43.291 -06 21 28.33 V C57
2021-09-08 14:33:57 s 1 +37775.212 0 +368221.81 8890.0 C57
2021-09-08 14:43:58 S 23 28 43.850 -06 21 36.90 V C57
2021-09-08 14:43:58 s 1 +37403.431 0 +368356.03 9390.0 C57
2021-09-08 14:53:57 S 23 28 44.412 -06 21 44.21 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)