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
2008-05-20 02:27:31 C 13 22 36.542 +19 26 57.13 r 932
2008-05-20 02:32:02 C 13 22 38.379 +19 27 17.52 r 932
2008-05-20 02:36:29 C 13 22 40.146 +19 27 37.54 r 932
2008-05-21 04:04:24 C 13 33 49.72 +21 19 53.1 r H51
2008-05-21 04:05:13 C 13 33 50.06 +21 19 56.5 r H51
2008-05-21 04:06:03 C 13 33 50.42 +21 19 59.6 r H51
2008-05-21 04:06:52 C 13 33 50.73 +21 20 03.4 r H51
2008-05-21 04:07:39 C 13 33 51.05 +21 20 07.0 r H51
2008-05-21 04:08:29 C 13 33 51.37 +21 20 10.1 r H51
2008-05-21 04:09:19 C 13 33 51.72 +21 20 13.7 r H51
2008-05-21 04:10:06 C 13 33 52.04 +21 20 17.0 r H51
2008-05-21 04:10:56 C 13 33 52.38 +21 20 20.4 r H51
2008-05-21 04:11:45 C 13 33 52.70 +21 20 24.1 r H51
2008-05-21 04:12:32 C 13 33 53.04 +21 20 27.5 r H51
2008-05-21 04:13:11 C 13 33 53.00 +21 20 39.4 o H55
2008-05-21 04:13:22 C 13 33 53.37 +21 20 30.9 r H51
2008-05-21 04:14:11 C 13 33 53.70 +21 20 34.4 r H51
2008-05-21 04:14:59 C 13 33 54.02 +21 20 37.6 r H51
2008-05-21 04:16:00 C 13 33 54.15 +21 20 51.4 o H55
2008-05-21 04:16:35 C 13 33 54.68 +21 20 44.7 r H51
2008-05-21 04:17:24 C 13 33 55.01 +21 20 48.1 r H51
2008-05-21 04:18:14 C 13 33 55.31 +21 20 51.5 r H51
2008-05-21 04:18:38 C 13 33 55.20 +21 21 02.7 o H55
2008-05-21 04:19:50 C 13 33 55.98 +21 20 58.3 r H51
2008-05-22 06:09:16 C 13 45 12.77 +23 07 37.2 o H55
2008-05-22 06:12:13 C 13 45 13.98 +23 07 48.7 o H55
2008-05-22 06:15:22 C 13 45 15.27 +23 08 00.8 o H55
2008-05-22 06:18:11 C 13 45 16.43 +23 08 11.6 o H55
2008-05-22 20:44:23 C 13 51 41.91 +24 04 29.1 r A81
2008-05-22 20:49:23 C 13 51 43.92 +24 04 48.2 r A81
2008-05-22 20:54:46 C 13 51 46.08 +24 05 08.6 r A81
2008-05-22 20:59:53 C 13 51 48.12 +24 05 28.4 r A81
2008-05-22 21:09:41 C 13 51 52.07 +24 06 05.2 r A81
2008-05-25 04:39:04 C 14 15 49.48 +27 18 01.4 o H51
2008-05-25 04:39:52 C 14 15 49.82 +27 18 03.9 o H51
2008-05-25 04:40:41 C 14 15 50.12 +27 18 06.3 o H51
2008-05-25 04:41:30 C 14 15 50.44 +27 18 08.9 o H51
2008-05-25 04:42:19 C 14 15 50.77 +27 18 11.3 o H51
2008-05-25 04:43:07 C 14 15 51.07 +27 18 14.0 o H51
2008-05-25 04:43:57 C 14 15 51.39 +27 18 16.3 o H51
2008-05-25 04:44:47 C 14 15 51.73 +27 18 19.0 o H51
2008-05-25 04:45:36 C 14 15 52.06 +27 18 21.4 o H51
2008-05-25 04:46:25 C 14 15 52.37 +27 18 23.9 o H51
2008-05-25 05:34:10 C 14 16 11.11 +27 20 49.4 o H51
2008-05-25 05:35:00 C 14 16 11.44 +27 20 51.8 o H51
2008-05-25 05:35:49 C 14 16 11.74 +27 20 54.5 o H51
2008-05-25 05:36:37 C 14 16 12.06 +27 20 56.8 o H51
2008-05-25 05:37:26 C 14 16 12.39 +27 20 59.3 o H51
2008-05-25 05:38:16 C 14 16 12.73 +27 21 01.7 o H51
2008-05-25 05:39:04 C 14 16 13.02 +27 21 04.1 o H51
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)