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
2008-08-21 22:08:47 C 22 56 06.18 +20 41 28.2 r A98
2008-08-21 22:10:03 C 22 56 06.40 +20 41 27.6 r A98
2008-08-21 22:11:17 C 22 56 06.62 +20 41 27.4 r A98
2008-08-21 22:12:33 C 22 56 06.88 +20 41 27.4 r A98
2008-08-21 22:13:48 C 22 56 07.13 +20 41 27.3 r A98
2008-08-21 22:15:04 C 22 56 07.34 +20 41 26.9 r A98
2008-08-21 22:16:20 C 22 56 07.58 +20 41 26.6 r A98
2008-08-21 22:17:36 C 22 56 07.82 +20 41 26.5 r A98
2008-08-21 22:18:52 C 22 56 08.05 +20 41 26.2 r A98
2008-08-21 22:20:08 C 22 56 08.29 +20 41 25.8 r A98
2008-08-21 22:21:24 C 22 56 08.52 +20 41 25.8 r A98
2008-08-21 22:22:38 C 22 56 09.98 +20 41 33.7 c B70
2008-08-21 22:22:40 C 22 56 08.76 +20 41 25.4 r A98
2008-08-21 22:23:56 C 22 56 08.99 +20 41 24.5 r A98
2008-08-21 22:25:12 C 22 56 09.23 +20 41 25.0 r A98
2008-08-21 22:26:26 C 22 56 09.47 +20 41 24.8 r A98
2008-08-21 22:27:42 C 22 56 09.70 +20 41 24.4 r A98
2008-08-21 22:28:58 C 22 56 09.94 +20 41 24.2 r A98
2008-08-21 22:30:13 C 22 56 10.16 +20 41 24.0 r A98
2008-08-21 22:31:29 C 22 56 10.39 +20 41 23.7 r A98
2008-08-21 22:32:45 C 22 56 10.64 +20 41 23.5 r A98
2008-08-21 22:34:01 C 22 56 10.87 +20 41 23.4 r A98
2008-08-21 22:35:17 C 22 56 11.09 +20 41 22.9 r A98
2008-08-21 22:36:32 C 22 56 11.34 +20 41 22.7 r A98
2008-08-21 22:37:48 C 22 56 11.57 +20 41 22.5 r A98
2008-08-21 22:39:04 C 22 56 11.80 +20 41 22.1 r A98
2008-08-21 22:40:18 C 22 56 12.04 +20 41 21.9 r A98
2008-08-21 22:41:34 C 22 56 12.27 +20 41 21.8 r A98
2008-08-21 22:42:50 C 22 56 12.50 +20 41 21.4 r A98
2008-08-21 22:44:05 C 22 56 12.74 +20 41 21.2 r A98
2008-08-21 22:45:21 C 22 56 12.96 +20 41 21.0 r A98
2008-08-21 22:46:37 C 22 56 13.21 +20 41 20.7 r A98
2008-08-21 22:47:53 C 22 56 13.46 +20 41 20.3 r A98
2008-08-21 22:49:09 C 22 56 13.68 +20 41 20.3 r A98
2008-08-21 22:50:25 C 22 56 13.91 +20 41 19.9 r A98
2008-08-21 22:51:40 C 22 56 14.14 +20 41 19.6 r A98
2008-08-21 22:52:56 C 22 56 14.39 +20 41 19.4 r A98
2008-08-21 22:54:12 C 22 56 14.61 +20 41 19.1 r A98
2008-08-21 22:55:28 C 22 56 14.84 +20 41 18.8 r A98
2008-08-21 22:56:43 C 22 56 15.10 +20 41 18.5 r A98
2008-08-21 22:57:58 C 22 56 15.32 +20 41 18.3 r A98
2008-08-21 22:59:14 C 22 56 15.54 +20 41 18.0 r A98
2008-08-21 23:00:30 C 22 56 15.83 +20 41 17.8 r A98
2008-08-21 23:01:45 C 22 56 16.02 +20 41 17.5 r A98
2008-08-21 23:03:02 C 22 56 16.26 +20 41 17.2 r A98
2008-08-21 23:04:18 C 22 56 16.49 +20 41 16.9 r A98
2008-08-21 23:05:33 C 22 56 16.73 +20 41 16.8 r A98
2008-08-21 23:06:49 C 22 56 16.96 +20 41 16.5 r A98
2008-08-21 23:08:05 C 22 56 17.20 +20 41 16.0 r A98
2008-08-21 23:09:19 C 22 56 17.43 +20 41 15.8 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)