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
2008-08-17 00:22:08 C 22 34 37.17 +20 46 57.2 r A98
2008-08-17 00:27:12 C 22 34 37.97 +20 46 57.5 r A98
2008-08-17 00:32:15 C 22 34 38.80 +20 46 58.0 r A98
2008-08-17 00:37:18 C 22 34 39.62 +20 46 58.4 r A98
2008-08-17 00:41:16 C 22 34 41.06 +20 47 10.0 c B70
2008-08-17 00:42:21 C 22 34 40.44 +20 46 58.8 r A98
2008-08-17 00:47:25 C 22 34 41.19 +20 46 59.1 r A98
2008-08-17 00:52:28 C 22 34 42.07 +20 46 59.6 r A98
2008-08-17 00:57:30 C 22 34 42.88 +20 46 59.9 r A98
2008-08-17 01:02:34 C 22 34 43.71 +20 47 00.3 r A98
2008-08-17 01:07:37 C 22 34 44.53 +20 47 00.6 r A98
2008-08-17 01:13:05 C 22 34 45.34 +20 47 01.1 r A98
2008-08-17 22:19:49 C 22 38 25.24 +20 48 45.5 o B40
2008-08-17 22:31:04 C 22 38 27.08 +20 48 46.3 o B40
2008-08-17 22:32:28 C 22 38 27.63 +20 48 42.3 c B70
2008-08-18 00:09:55 C 22 38 43.60 +20 48 48.3 c B70
2008-08-18 01:55:02 C 22 39 00.77 +20 48 52.0 c B70
2008-08-18 02:58:41 C 22 39 14.48 +20 48 51.7 r H98
2008-08-18 03:01:20 C 22 39 14.91 +20 48 52.2 r H98
2008-08-18 03:04:33 C 22 39 15.44 +20 48 52.3 r H98
2008-08-18 03:17:47 C 22 39 17.67 +20 48 53.1 r H98
2008-08-18 03:26:29 C 22 39 19.11 +20 48 54.0 r H98
2008-08-18 03:58:39 C 22 39 25.12 +20 48 56.5 r H53
2008-08-18 03:59:55 C 22 39 25.34 +20 48 56.6 r H53
2008-08-18 04:01:06 C 22 39 25.53 +20 48 56.8 r H53
2008-08-18 04:02:26 C 22 39 25.76 +20 48 57.0 r H53
2008-08-18 04:06:29 C 22 39 26.43 +20 48 57.1 r H53
2008-08-18 04:07:53 C 22 39 26.67 +20 48 57.3 r H53
2008-08-19 19:53:16 C 22 46 35.24 +20 48 08.1 r A98
2008-08-19 19:55:48 C 22 46 35.68 +20 48 07.9 r A98
2008-08-19 19:59:34 C 22 46 36.36 +20 48 07.8 r A98
2008-08-19 20:02:06 C 22 46 36.82 +20 48 07.7 r A98
2008-08-19 20:08:26 C 22 46 37.93 +20 48 07.6 r A98
2008-08-19 20:12:13 C 22 46 38.60 +20 48 07.4 r A98
2008-08-19 20:13:29 C 22 46 38.81 +20 48 07.3 r A98
2008-08-19 20:14:45 C 22 46 39.04 +20 48 07.2 r A98
2008-08-19 20:22:18 C 22 46 40.39 +20 48 07.1 r A98
2008-08-19 20:24:50 C 22 46 40.85 +20 48 06.9 r A98
2008-08-19 20:26:07 C 22 46 41.08 +20 48 06.7 r A98
2008-08-19 20:27:23 C 22 46 41.28 +20 48 06.6 r A98
2008-08-19 20:38:56 C 22 46 43.34 +20 48 06.4 r A98
2008-08-19 20:41:28 C 22 46 43.73 +20 48 06.3 r A98
2008-08-19 20:45:16 C 22 46 44.44 +20 48 06.1 r A98
2008-08-19 20:49:04 C 22 46 45.12 +20 48 05.8 r A98
2008-08-19 20:51:35 C 22 46 45.56 +20 48 05.7 r A98
2008-08-19 20:52:50 C 22 46 45.78 +20 48 05.6 r A98
2008-08-19 20:56:38 C 22 46 46.45 +20 48 05.5 r A98
2008-08-19 20:57:53 C 22 46 46.69 +20 48 05.4 r A98
2008-08-19 21:00:25 C 22 46 47.13 +20 48 05.3 r A98
2008-08-19 21:02:57 C 22 46 47.57 +20 48 05.1 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)