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
2021-09-12 11:13:59 S 23 34 10.819 -07 32 02.80 V C57
2021-09-12 11:13:59 s 1 -153867.77 2 +284457.93 6090.0 C57
2021-09-12 11:23:59 S 23 34 11.390 -07 32 08.81 V C57
2021-09-12 11:23:59 s 1 -154122.36 7 +284011.42 3920.0 C57
2021-09-12 11:33:59 S 23 34 12.101 -07 32 16.87 V C57
2021-09-12 11:33:59 s 1 -154376.33 2 +283563.75 9630.0 C57
2021-09-12 11:43:59 S 23 34 12.715 -07 32 22.67 V C57
2021-09-12 11:43:59 s 1 -154629.66 3 +283114.92 3230.0 C57
2021-09-12 11:53:59 S 23 34 13.320 -07 32 28.93 V C57
2021-09-12 11:53:59 s 1 -154882.36 0 +282664.93 4700.0 C57
2021-09-12 12:03:59 S 23 34 13.985 -07 32 36.42 V C57
2021-09-12 12:03:59 s 1 -155134.41 8 +282213.78 4040.0 C57
2021-09-12 12:13:59 S 23 34 14.774 -07 32 44.77 V C57
2021-09-12 12:13:59 s 1 -155385.83 6 +281761.46 1230.0 C57
2021-09-12 13:03:59 S 23 34 17.760 -07 33 17.64 V C57
2021-09-12 13:03:59 s 1 -156633.22 8 +279482.44 4720.0 C57
2021-09-12 13:23:59 S 23 34 19.090 -07 33 31.93 V C57
2021-09-12 13:23:59 s 1 -157127.61 2 +278562.66 810.0 C57
2021-09-12 13:33:59 S 23 34 19.716 -07 33 39.17 V C57
2021-09-12 13:33:59 s 1 -157373.81 3 +278101.02 540.0 C57
2021-09-12 13:43:59 S 23 34 20.350 -07 33 45.97 V C57
2021-09-12 13:43:59 s 1 -157619.35 1 +277638.21 8040.0 C57
2021-09-12 13:53:59 S 23 34 21.060 -07 33 51.80 V C57
2021-09-12 13:53:59 s 1 -157864.22 2 +277174.22 3320.0 C57
2021-09-12 14:03:59 S 23 34 21.605 -07 34 00.30 V C57
2021-09-12 14:03:59 s 1 -158108.42 4 +276709.07 6350.0 C57
2021-09-12 14:13:59 S 23 34 22.260 -07 34 06.74 V C57
2021-09-12 14:13:59 s 1 -158351.95 4 +276242.74 7140.0 C57
2021-09-12 14:23:59 S 23 34 22.942 -07 34 13.80 V C57
2021-09-12 14:23:59 s 1 -158594.81 0 +275775.24 5670.0 C57
2021-09-12 14:33:59 S 23 34 23.525 -07 34 19.78 V C57
2021-09-12 14:33:59 s 1 -158836.98 8 +275306.56 1930.0 C57
2021-09-12 14:43:59 S 23 34 24.144 -07 34 27.30 V C57
2021-09-12 14:43:59 s 1 -159078.48 7 +274836.71 5920.0 C57
2021-09-12 14:53:59 S 23 34 24.828 -07 34 34.03 V C57
2021-09-12 14:53:59 s 1 -159319.30 3 +274365.68 7620.0 C57
2021-09-12 15:03:59 S 23 34 25.502 -07 34 41.20 V C57
2021-09-12 15:03:59 s 1 -159559.43 3 +273893.47 7030.0 C57
2021-09-12 15:13:59 S 23 34 26.093 -07 34 47.17 V C57
2021-09-12 15:13:59 s 1 -159798.87 6 +273420.09 4130.0 C57
2021-09-12 15:23:59 S 23 34 26.693 -07 34 55.49 V C57
2021-09-12 15:23:59 s 1 -160037.62 7 +272945.53 8930.0 C57
2021-09-12 15:33:59 S 23 34 27.372 -07 35 00.74 V C57
2021-09-12 15:33:59 s 1 -160275.68 5 +272469.78 1400.0 C57
2021-09-12 15:43:59 S 23 34 27.989 -07 35 08.41 V C57
2021-09-12 15:43:59 s 1 -160513.04 7 +271992.86 1540.0 C57
2021-09-12 15:53:59 S 23 34 28.589 -07 35 14.35 V C57
2021-09-12 15:53:59 s 1 -160749.70 9 +271514.75 9340.0 C57
2021-09-12 16:03:59 S 23 34 29.335 -07 35 21.91 V C57
2021-09-12 16:03:59 s 1 -160985.66 9 +271035.46 4790.0 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)