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
2008-08-19 23:23:24 C 22 47 12.24 +20 47 55.8 r A98
2008-08-19 23:27:12 C 22 47 12.92 +20 47 55.6 r A98
2008-08-19 23:28:28 C 22 47 13.13 +20 47 55.4 r A98
2008-08-19 23:30:59 C 22 47 13.59 +20 47 55.2 r A98
2008-08-19 23:33:31 C 22 47 14.09 +20 47 55.0 r A98
2008-08-19 23:34:47 C 22 47 14.28 +20 47 54.9 r A98
2008-08-19 23:37:19 C 22 47 14.72 +20 47 54.6 r A98
2008-08-19 23:41:05 C 22 47 15.34 +20 47 54.2 r A98
2008-08-19 23:44:52 C 22 47 16.01 +20 47 54.1 r A98
2008-08-19 23:46:08 C 22 47 16.25 +20 47 53.9 r A98
2008-08-19 23:52:28 C 22 47 17.34 +20 47 53.2 r A98
2008-08-19 23:56:15 C 22 47 18.00 +20 47 53.0 r A98
2008-08-19 23:58:47 C 22 47 18.49 +20 47 52.8 r A98
2008-08-20 00:02:33 C 22 47 19.17 +20 47 52.5 r A98
2008-08-20 00:03:49 C 22 47 19.35 +20 47 52.3 r A98
2008-08-20 00:05:04 C 22 47 19.57 +20 47 52.2 r A98
2008-08-20 00:06:21 C 22 47 19.79 +20 47 52.0 r A98
2008-08-20 00:07:37 C 22 47 20.02 +20 47 51.9 r A98
2008-08-20 01:00:17 C 22 47 30.47 +20 47 59.7 c J27
2008-08-20 01:08:18 C 22 47 31.88 +20 47 59.2 c J27
2008-08-20 01:19:38 C 22 47 33.84 +20 47 58.4 c J27
2008-08-20 20:15:13 C 22 51 08.21 +20 45 44.7 r B42
2008-08-20 20:24:11 C 22 51 09.82 +20 45 44.0 r B42
2008-08-20 20:33:29 C 22 51 11.51 +20 45 43.0 r B42
2008-08-20 20:42:07 C 22 51 13.10 +20 45 42.0 r B42
2008-08-20 20:53:07 C 22 51 15.08 +20 45 40.9 r B42
2008-08-20 21:03:04 C 22 51 16.89 +20 45 39.9 r B42
2008-08-21 20:56:48 C 22 55 53.96 +20 41 47.4 c B70
2008-08-21 21:40:59 C 22 56 01.02 +20 41 33.5 r A98
2008-08-21 21:42:15 C 22 56 01.25 +20 41 33.4 r A98
2008-08-21 21:43:31 C 22 56 01.45 +20 41 33.2 r A98
2008-08-21 21:44:47 C 22 56 01.73 +20 41 32.8 r A98
2008-08-21 21:46:03 C 22 56 01.96 +20 41 32.7 r A98
2008-08-21 21:47:18 C 22 56 02.16 +20 41 32.3 r A98
2008-08-21 21:48:34 C 22 56 02.43 +20 41 32.1 r A98
2008-08-21 21:49:50 C 22 56 02.66 +20 41 32.0 r A98
2008-08-21 21:51:04 C 22 56 02.88 +20 41 31.7 r A98
2008-08-21 21:52:20 C 22 56 03.12 +20 41 31.3 r A98
2008-08-21 21:53:36 C 22 56 03.36 +20 41 31.2 r A98
2008-08-21 21:54:51 C 22 56 03.59 +20 41 30.8 r A98
2008-08-21 21:56:07 C 22 56 03.82 +20 41 30.6 r A98
2008-08-21 21:57:23 C 22 56 04.06 +20 41 30.5 r A98
2008-08-21 21:58:39 C 22 56 04.29 +20 41 30.2 r A98
2008-08-21 21:59:55 C 22 56 04.54 +20 41 29.9 r A98
2008-08-21 22:01:10 C 22 56 04.75 +20 41 29.9 r A98
2008-08-21 22:02:26 C 22 56 05.01 +20 41 29.5 r A98
2008-08-21 22:03:42 C 22 56 05.24 +20 41 29.1 r A98
2008-08-21 22:04:56 C 22 56 05.46 +20 41 29.0 r A98
2008-08-21 22:06:12 C 22 56 05.71 +20 41 28.8 r A98
2008-08-21 22:07:31 C 22 56 05.93 +20 41 28.4 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)