8567 (1996 HW1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4490939396 ± 2.75e-09
Semi-major axis (a)2.0456735689 AU ± 2.83e-09
Inclination (i)8.44895522° ± 1.22e-06
Long. of Asc. Node (Ω)177.09285092° ± 3.68e-06
Arg. of Perihelion (ω)177.28234728° ± 4.78e-06
Mean Anomaly (M)314.32050003° ± 4.72e-06
Mean Motion (n)0.3368664620°/day ± 7.00e-10
Perihelion dist (q)1.12697397 AU ± 5.84e-09
Aphelion dist (Q)2.96437317 AU ± 6.96e-09
Orbital Period2.92586646 yr ± 6.08e-09
Physical Parameters
H (abs. magnitude)15.36
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.475″
Uncertainty0
Orbit TypeAmor
MOID0.120293 AU
Observations Used5269
Radar Obs Used12
Gaia Obs Used119
Oppositions41
Arc Total1955-2025
First Observation Used1955-05-23
Last Observation Used2025-06-23
Observations (6356)
Date Type RA Dec Mag Band Observatory
2008-08-22 01:15:33 C 22 56 40.93 +20 40 46.9 r A98
2008-08-22 01:16:48 C 22 56 41.29 +20 40 47.0 r A98
2008-08-22 01:18:03 C 22 56 41.49 +20 40 46.6 r A98
2008-08-22 01:19:19 C 22 56 41.71 +20 40 46.2 r A98
2008-08-22 01:20:35 C 22 56 41.98 +20 40 46.0 r A98
2008-08-22 01:21:50 C 22 56 42.21 +20 40 45.8 r A98
2008-08-22 01:23:07 C 22 56 42.43 +20 40 45.3 r A98
2008-08-22 01:24:23 C 22 56 42.67 +20 40 44.9 r A98
2008-08-22 01:25:39 C 22 56 42.92 +20 40 44.6 r A98
2008-08-22 01:26:54 C 22 56 43.15 +20 40 44.5 r A98
2008-08-22 01:28:10 C 22 56 43.41 +20 40 44.1 r A98
2008-08-22 01:29:24 C 22 56 43.62 +20 40 43.8 r A98
2008-08-22 01:30:40 C 22 56 43.87 +20 40 43.4 r A98
2008-08-22 01:31:56 C 22 56 44.03 +20 40 42.8 r A98
2008-08-22 01:33:11 C 22 56 44.35 +20 40 42.9 r A98
2008-08-22 20:01:00 C 23 00 26.51 +20 36 16.0 r A98
2008-08-22 20:02:16 C 23 00 26.76 +20 36 15.7 r A98
2008-08-22 20:03:31 C 23 00 27.00 +20 36 15.5 r A98
2008-08-22 20:04:47 C 23 00 27.24 +20 36 15.2 r A98
2008-08-22 20:06:02 C 23 00 27.48 +20 36 14.9 r A98
2008-08-22 20:07:17 C 23 00 27.69 +20 36 14.6 r A98
2008-08-22 20:08:33 C 23 00 27.88 +20 36 14.6 r A98
2008-08-22 20:09:49 C 23 00 28.20 +20 36 13.9 r A98
2008-08-22 20:11:04 C 23 00 28.45 +20 36 13.5 r A98
2008-08-22 20:12:21 C 23 00 28.63 +20 36 13.3 r A98
2008-08-22 20:13:37 C 23 00 28.97 +20 36 13.0 r A98
2008-08-22 20:14:52 C 23 00 29.18 +20 36 12.8 r A98
2008-08-22 20:16:08 C 23 00 29.43 +20 36 12.5 r A98
2008-08-22 20:17:24 C 23 00 29.67 +20 36 12.2 r A98
2008-08-22 20:18:40 C 23 00 29.91 +20 36 11.9 r A98
2008-08-22 20:19:56 C 23 00 30.12 +20 36 11.6 r A98
2008-08-22 20:21:10 C 23 00 30.41 +20 36 11.2 r A98
2008-08-22 20:22:26 C 23 00 30.65 +20 36 11.0 r A98
2008-08-22 20:23:42 C 23 00 30.89 +20 36 10.6 r A98
2008-08-22 20:24:57 C 23 00 31.13 +20 36 10.3 r A98
2008-08-22 20:26:13 C 23 00 31.37 +20 36 10.1 r A98
2008-08-22 20:31:23 C 23 00 33.18 +20 36 06.8 c J93
2008-08-22 20:34:26 C 23 00 33.79 +20 36 06.0 c J93
2008-08-22 20:35:59 C 23 00 33.25 +20 36 07.7 r A98
2008-08-22 20:37:15 C 23 00 33.49 +20 36 07.4 r A98
2008-08-22 20:37:28 C 23 00 34.42 +20 36 05.5 c J93
2008-08-22 20:38:30 C 23 00 33.74 +20 36 07.0 r A98
2008-08-22 20:39:46 C 23 00 33.98 +20 36 06.7 r A98
2008-08-22 20:41:02 C 23 00 34.22 +20 36 06.4 r A98
2008-08-22 20:42:18 C 23 00 34.47 +20 36 06.2 r A98
2008-08-22 20:43:34 C 23 00 34.67 +20 36 05.9 r A98
2008-08-22 20:44:50 C 23 00 34.95 +20 36 05.6 r A98
2008-08-22 20:46:05 C 23 00 35.21 +20 36 05.0 r A98
2008-08-22 20:47:21 C 23 00 35.44 +20 36 04.9 r A98
2008-08-22 20:48:36 C 23 00 35.67 +20 36 04.7 r A98
Radar Observations (18)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2008-09-15 06:16:00 135226140.2 1 us 2380 -1 -1
2008-09-15 06:16:00 -10482.845 0.48 Hz 2380 -1 -1
2008-09-15.261111 13522614020 1000 us 2380 251 251
2008-09-16 06:25:00 135665183.75 2 us 2380 -1 -1
2008-09-16 06:25:00 -14640.891 0.48 Hz 2380 -1 -1
2008-09-16.267361 13566518375 2000 us 2380 251 251
2008-09-17 06:22:00 136241112.51 1 us 2380 -1 -1
2008-09-17 06:22:00 -18352.48 0.48 Hz 2380 -1 -1
2008-09-17.265278 13624111251 1000 us 2380 251 251
2008-09-18 06:04:00 136946748.12 1 us 2380 -1 -1
2008-09-18 06:04:00 -21511.747 0.48 Hz 2380 -1 -1
2008-09-18.252778 13694674812 1000 us 2380 251 251
2008-09-19 06:14:00 137803137.95 1 us 2380 -1 -1
2008-09-19 06:14:00 -25527.245 0.48 Hz 2380 -1 -1
2008-09-19.259722 13780313795 1000 us 2380 251 251
2008-09-21 05:39:00 139875021 1 us 2380 -1 -1
2008-09-21 05:39:00 -31553.962 0.48 Hz 2380 -1 -1
2008-09-21.235417 13987502100 1000 us 2380 251 251
Station codes
-1 Arecibo (305-m, 1963–2020)