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 22:54:39 C 23 00 59.77 +20 35 31.5 r A98
2008-08-22 22:55:54 C 23 01 00.02 +20 35 31.2 r A98
2008-08-22 22:57:10 C 23 01 00.26 +20 35 30.9 r A98
2008-08-22 22:58:26 C 23 01 00.51 +20 35 30.4 r A98
2008-08-22 22:59:40 C 23 01 00.70 +20 35 30.7 r A98
2008-08-22 23:00:56 C 23 01 00.97 +20 35 29.8 r A98
2008-08-22 23:02:11 C 23 01 01.27 +20 35 29.6 r A98
2008-08-22 23:03:27 C 23 01 01.46 +20 35 29.2 r A98
2008-08-22 23:04:43 C 23 01 01.69 +20 35 28.8 r A98
2008-08-22 23:05:59 C 23 01 01.97 +20 35 28.4 r A98
2008-08-22 23:07:15 C 23 01 02.21 +20 35 27.4 r A98
2008-08-22 23:08:30 C 23 01 02.42 +20 35 27.7 r A98
2008-08-22 23:09:46 C 23 01 02.69 +20 35 27.3 r A98
2008-08-22 23:11:02 C 23 01 02.91 +20 35 27.1 r A98
2008-08-22 23:12:16 C 23 01 03.14 +20 35 26.8 r A98
2008-08-22 23:13:32 C 23 01 03.38 +20 35 26.2 r A98
2008-08-22 23:14:47 C 23 01 03.62 +20 35 26.0 r A98
2008-08-22 23:16:03 C 23 01 03.86 +20 35 25.7 r A98
2008-08-22 23:17:19 C 23 01 04.09 +20 35 25.3 r A98
2008-08-22 23:18:35 C 23 01 04.35 +20 35 24.9 r A98
2008-08-22 23:19:51 C 23 01 04.58 +20 35 24.5 r A98
2008-08-22 23:21:06 C 23 01 04.82 +20 35 24.1 r A98
2008-08-22 23:22:22 C 23 01 05.09 +20 35 23.8 r A98
2008-08-22 23:23:36 C 23 01 05.30 +20 35 23.4 r A98
2008-08-22 23:24:52 C 23 01 05.55 +20 35 23.0 r A98
2008-08-22 23:26:08 C 23 01 05.81 +20 35 22.7 r A98
2008-08-22 23:27:23 C 23 01 06.04 +20 35 22.3 r A98
2008-08-22 23:28:39 C 23 01 06.27 +20 35 22.0 r A98
2008-08-22 23:29:55 C 23 01 06.62 +20 35 21.4 r A98
2008-08-22 23:31:11 C 23 01 06.78 +20 35 21.8 r A98
2008-08-22 23:32:26 C 23 01 06.98 +20 35 21.2 r A98
2008-08-22 23:33:42 C 23 01 07.23 +20 35 20.5 r A98
2008-08-22 23:34:58 C 23 01 07.49 +20 35 20.1 r A98
2008-08-22 23:36:12 C 23 01 07.71 +20 35 19.8 r A98
2008-08-22 23:37:28 C 23 01 07.95 +20 35 19.4 r A98
2008-08-22 23:38:43 C 23 01 08.19 +20 35 19.1 r A98
2008-08-22 23:39:59 C 23 01 08.44 +20 35 18.8 r A98
2008-08-22 23:41:15 C 23 01 08.68 +20 35 18.3 r A98
2008-08-22 23:42:31 C 23 01 08.93 +20 35 17.9 r A98
2008-08-22 23:43:47 C 23 01 09.14 +20 35 18.2 r A98
2008-08-22 23:45:02 C 23 01 09.40 +20 35 17.2 r A98
2008-08-22 23:46:18 C 23 01 09.65 +20 35 17.1 r A98
2008-08-22 23:47:34 C 23 01 09.89 +20 35 16.5 r A98
2008-08-22 23:48:48 C 23 01 10.13 +20 35 16.2 r A98
2008-08-22 23:50:04 C 23 01 10.38 +20 35 15.8 r A98
2008-08-22 23:51:19 C 23 01 10.61 +20 35 15.6 r A98
2008-08-22 23:52:35 C 23 01 10.85 +20 35 15.0 r A98
2008-08-22 23:53:51 C 23 01 11.05 +20 35 14.7 r A98
2008-08-22 23:55:07 C 23 01 11.35 +20 35 14.3 r A98
2008-08-23 00:42:59 C 23 01 20.53 +20 35 00.4 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)