IAA RAS IAA Minor Planet Database

528159 (2008 HS3)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2254778963 ± 2.05e-09
Semi-major axis (a)1.3500931497 AU ± 4.83e-10
Inclination (i)8.17396413° ± 1.09e-06
Long. of Asc. Node (Ω)227.68720081° ± 1.59e-06
Arg. of Perihelion (ω)5.08413291° ± 5.07e-06
Mean Anomaly (M)57.58725831° ± 3.25e-06
Mean Motion (n)0.6282994443°/day ± 3.37e-10
Perihelion dist (q)1.04567699 AU ± 2.79e-09
Aphelion dist (Q)1.65450931 AU ± 2.83e-09
Orbital Period1.56872060 yr ± 8.43e-10
Physical Parameters
H (abs. magnitude)21.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.381″
Uncertainty0
Orbit TypeAmor
MOID0.035888 AU
Observations Used1058
Radar Obs Used1
Oppositions4
Arc Total2008-2024
First Observation Used2008-04-30
Last Observation Used2024-12-04
Observations (1615)
Date Type RA Dec Mag Band Observatory
2019-04-03 04:14:33 S 11 32 58.764 -47 07 10.74 – V C57
2019-04-03 04:14:33 s 1 -114217.78 2 +362638.50 6150.0 – C57
2019-04-03 05:44:33 S 11 33 02.086 -47 08 07.91 – V C57
2019-04-03 05:44:33 s 1 -117054.06 5 +360950.32 6020.0 – C57
2019-04-03 06:44:33 S 11 33 04.654 -47 08 49.67 – V C57
2019-04-03 06:44:33 s 1 -118931.53 3 +359782.10 8320.0 – C57
2019-04-03 07:14:33 S 11 33 05.794 -47 09 07.60 – V C57
2019-04-03 07:14:33 s 1 -119866.17 0 +359185.15 1850.0 – C57
2019-04-03 07:44:33 S 11 33 06.890 -47 09 18.86 – V C57
2019-04-03 07:44:33 s 1 -120798.03 8 +358579.64 130.0 – C57
2019-04-03 08:14:33 S 11 33 08.246 -47 09 42.16 – V C57
2019-04-03 08:14:33 s 1 -121727.11 1 +357965.57 3060.0 – C57
2019-04-03 08:44:33 S 11 33 09.043 -47 09 58.39 – V C57
2019-04-03 08:44:33 s 1 -122653.36 1 +357342.93 520.0 – C57
2019-04-03 09:14:33 S 11 33 10.006 -47 10 14.41 – V C57
2019-04-03 09:14:33 s 1 -123576.76 0 +356711.71 2390.0 – C57
2019-04-03 11:14:33 S 11 33 14.618 -47 11 22.45 – V C57
2019-04-03 11:14:33 s 1 -127241.27 7 +354101.08 1620.0 – C57
2019-04-03 11:44:33 S 11 33 15.672 -47 11 49.60 – V C57
2019-04-03 11:44:33 s 1 -128149.99 5 +353426.96 3770.0 – C57
2019-04-03 12:14:33 S 11 33 16.704 -47 12 03.42 – V C57
2019-04-03 12:14:33 s 1 -129055.69 1 +352744.25 9610.0 – C57
2019-04-03 12:44:33 S 11 33 17.854 -47 12 17.89 – V C57
2019-04-03 12:44:33 s 1 -129958.33 5 +352052.93 9020.0 – C57
2019-04-03 13:14:33 S 11 33 19.118 -47 12 39.71 – V C57
2019-04-03 13:14:33 s 1 -130859.06 6 +351353.00 3670.0 – C57
2019-04-03 13:44:33 S 11 33 20.376 -47 12 58.57 – V C57
2019-04-03 13:44:33 s 1 -131755.52 7 +350644.48 9890.0 – C57
2019-04-03 14:44:33 S 11 33 22.166 -47 13 29.78 – V C57
2019-04-03 14:44:33 s 1 -133539.00 0 +349201.60 1810.0 – C57
2019-04-03 15:44:33 S 11 33 24.595 -47 14 07.48 – V C57
2019-04-03 15:44:33 s 1 -135309.67 3 +347724.24 5540.0 – C57
2019-04-03 17:14:33 S 11 33 27.418 -47 14 58.31 – V C57
2019-04-03 17:14:33 s 1 -137941.14 7 +345443.45 6090.0 – C57
2019-04-03 17:44:33 S 11 33 28.493 -47 15 17.53 – V C57
2019-04-03 17:44:33 s 1 -138811.63 8 +344665.90 4410.0 – C57
2019-04-03 20:14:33 S 11 33 33.955 -47 16 42.28 – V C57
2019-04-03 20:14:33 s 1 -143112.67 5 +340648.22 6150.0 – C57
2019-04-03 21:14:33 S 11 33 35.443 -47 17 17.27 – V C57
2019-04-03 21:14:33 s 1 -144808.49 1 +338980.40 6440.0 – C57
2019-04-03 21:44:33 S 11 33 36.446 -47 17 33.18 – V C57
2019-04-03 21:44:33 s 1 -145650.99 6 +338133.45 8530.0 – C57
2019-04-03 22:14:33 S 11 33 37.589 -47 17 51.36 – V C57
2019-04-03 22:14:33 s 1 -146489.85 5 +337277.79 1730.0 – C57
2019-04-03 22:44:33 S 11 33 38.174 -47 18 06.19 – V C57
2019-04-03 22:44:33 s 1 -147325.03 4 +336413.41 5900.0 – C57
2019-04-03 23:14:33 S 11 33 39.324 -47 18 19.51 – V C57
2019-04-03 23:14:33 s 1 -148156.49 9 +335540.32 910.0 – C57
2019-04-04 00:14:33 S 11 33 41.407 -47 18 55.80 – V C57
2019-04-04 00:14:33 s 1 -149808.14 9 +333767.94 2860.0 – C57
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2019-05-15 05:43:00 40818051.41 0.2 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)