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
2019-04-19 07:44:33 S 12 25 14.594 -48 11 25.30 – V C57
2019-04-19 07:44:33 s 1 -198065.26 9 +238849.95 7390.0 – C57
2019-04-19 08:14:33 S 12 25 19.442 -48 11 15.40 – V C57
2019-04-19 08:14:33 s 1 -198463.05 2 +237229.94 3650.0 – C57
2019-04-19 08:44:33 S 12 25 24.516 -48 11 07.12 – V C57
2019-04-19 08:44:33 s 1 -198852.61 4 +235600.11 3760.0 – C57
2019-04-19 09:14:33 S 12 25 29.642 -48 10 58.55 – V C57
2019-04-19 09:14:33 s 1 -199233.86 7 +233960.45 7380.0 – C57
2019-04-19 09:44:33 S 12 25 34.450 -48 10 46.85 – V C57
2019-04-19 09:44:33 s 1 -199606.72 3 +232310.95 4140.0 – C57
2019-04-19 10:14:33 S 12 25 39.468 -48 10 37.06 – V C57
2019-04-19 10:14:33 s 1 -199971.09 4 +230651.58 3680.0 – C57
2019-04-19 10:44:33 S 12 25 44.189 -48 10 28.92 – V C57
2019-04-19 10:44:33 s 1 -200326.88 6 +228982.33 5630.0 – C57
2019-04-19 11:14:33 S 12 25 49.452 -48 10 19.52 – V C57
2019-04-19 11:14:33 s 1 -200674.00 9 +227303.18 9620.0 – C57
2019-04-19 11:44:33 S 12 25 53.918 -48 10 10.63 – V C57
2019-04-19 11:44:33 s 1 -201012.36 8 +225614.10 5270.0 – C57
2019-04-19 12:14:33 S 12 25 59.052 -48 09 59.87 – V C57
2019-04-19 12:14:33 s 1 -201341.86 7 +223915.10 2190.0 – C57
2019-04-19 12:44:33 S 12 26 03.931 -48 09 50.08 – V C57
2019-04-19 12:44:33 s 1 -201662.41 1 +222206.14 9990.0 – C57
2019-04-19 13:14:33 S 12 26 08.441 -48 09 38.48 – V C57
2019-04-19 13:14:33 s 1 -201973.90 1 +220487.20 8270.0 – C57
2019-04-19 13:44:33 S 12 26 13.430 -48 09 28.40 – V C57
2019-04-19 13:44:33 s 1 -202276.23 8 +218758.28 6630.0 – C57
2019-04-19 16:44:33 S 12 26 42.319 -48 08 24.61 – V C57
2019-04-19 16:44:33 s 1 -203892.23 2 +208174.02 4800.0 – C57
2019-04-19 17:14:33 S 12 26 47.333 -48 08 13.81 – V C57
2019-04-19 17:14:33 s 1 -204127.56 1 +206374.70 1770.0 – C57
2019-04-19 18:14:33 S 12 26 56.561 -48 07 51.06 – V C57
2019-04-19 18:14:33 s 1 -204568.06 8 +202745.65 4980.0 – C57
2019-04-19 18:44:33 S 12 27 01.426 -48 07 38.50 – V C57
2019-04-19 18:44:33 s 1 -204773.01 4 +200915.90 270.0 – C57
2019-04-19 19:14:33 S 12 27 06.276 -48 07 26.54 – V C57
2019-04-19 19:14:33 s 1 -204967.59 6 +199075.98 710.0 – C57
2019-04-19 19:44:33 S 12 27 10.846 -48 07 14.59 – V C57
2019-04-19 19:44:33 s 1 -205151.69 5 +197225.86 5800.0 – C57
2019-04-19 20:14:33 S 12 27 15.410 -48 07 02.89 – V C57
2019-04-19 20:14:33 s 1 -205325.18 5 +195365.54 5040.0 – C57
2019-04-19 22:14:33 S 12 27 34.282 -48 06 13.10 – V C57
2019-04-19 22:14:33 s 1 -205910.53 5 +187821.87 3070.0 – C57
2019-04-19 22:44:33 S 12 27 38.695 -48 06 00.18 – V C57
2019-04-19 22:44:33 s 1 -206029.06 5 +185910.29 5160.0 – C57
2019-04-19 23:14:33 S 12 27 43.346 -48 05 48.16 – V C57
2019-04-19 23:14:33 s 1 -206136.20 3 +183988.42 8170.0 – C57
2019-04-19 23:44:33 S 12 27 48.170 -48 05 33.65 – V C57
2019-04-19 23:44:33 s 1 -206231.81 0 +182056.23 1530.0 – C57
2019-04-20 00:44:33 S 12 27 57.269 -48 05 10.28 – V C57
2019-04-20 00:44:33 s 1 -206387.86 1 +178160.89 6980.0 – 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)