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
2019-06-29 10:37:59 C 19 09 06.21 +32 08 29.8 V T05
2019-06-29 10:56:18 C 19 09 05.99 +32 08 21.1 V T05
2019-06-29 11:00:09 C 19 09 05.91 +32 08 19.2 V T05
2019-06-29 11:24:21 C 19 09 05.71 +32 08 08.3 V T05
2019-08-08 07:36:58 C 19 18 48.60 +17 20 04.4 U I41
2019-08-08 08:04:24 C 19 18 49.09 +17 19 31.4 U I41
2019-08-08 08:16:15 C 19 18 49.34 +17 19 17.3 U I41
2019-08-08 08:41:28 C 19 18 49.83 +17 18 46.9 U I41
2019-08-10 04:52:41 C 19 20 03.25 +16 26 30.6 U I41
2019-08-10 08:47:47 C 19 20 08.19 +16 21 51.1 U I41
2019-08-10 09:01:21 C 19 20 08.52 +16 21 34.7 U I41
2019-08-10 09:13:00 C 19 20 08.76 +16 21 20.9 U I41
2024-12-04 06:50:20 C 03 18 50.952 +12 47 42.60 X F51
2024-12-04 07:09:54 C 03 18 49.685 +12 47 32.49 X F51
2024-12-04 07:29:33 C 03 18 48.365 +12 47 22.49 X F51
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)