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
2008-08-13 00:49:58 C 22 19 25.41 +20 28 08.6 r A98
2008-08-13 00:53:59 C 22 19 25.98 +20 28 09.6 r A98
2008-08-13 00:58:00 C 22 19 26.54 +20 28 10.7 r A98
2008-08-13 01:02:00 C 22 19 27.10 +20 28 11.7 r A98
2008-08-13 01:05:59 C 22 19 27.68 +20 28 12.8 r A98
2008-08-13 01:09:59 C 22 19 28.26 +20 28 14.0 r A98
2008-08-13 01:14:00 C 22 19 28.78 +20 28 14.8 r A98
2008-08-13 01:18:00 C 22 19 29.40 +20 28 16.1 r A98
2008-08-13 01:21:59 C 22 19 29.95 +20 28 17.0 r A98
2008-08-13 01:25:59 C 22 19 30.53 +20 28 18.1 r A98
2008-08-13 21:13:47 C 22 22 32.87 +20 33 49.6 o B40
2008-08-13 21:58:46 C 22 22 39.39 +20 34 02.7 o B40
2008-08-13 22:43:46 C 22 22 45.82 +20 34 14.7 o B40
2008-08-14 04:08:40 C 22 23 36.71 +20 35 31.3 r H53
2008-08-14 04:10:10 C 22 23 36.93 +20 35 31.8 r H53
2008-08-14 04:11:14 C 22 23 37.10 +20 35 32.0 r H53
2008-08-14 04:12:13 C 22 23 37.23 +20 35 32.2 r H53
2008-08-14 04:13:23 C 22 23 37.40 +20 35 32.8 r H53
2008-08-14 04:14:37 C 22 23 37.59 +20 35 32.9 r H53
2008-08-14 17:32:20 C 22 25 41.88 +20 38 18.7 r 168
2008-08-14 17:35:35 C 22 25 42.37 +20 38 19.5 r 168
2008-08-14 17:36:56 C 22 25 42.58 +20 38 19.8 r 168
2008-08-14 17:37:35 C 22 25 42.68 +20 38 20.0 r 168
2008-08-14 17:38:15 C 22 25 42.78 +20 38 20.2 r 168
2008-08-14 17:38:55 C 22 25 42.88 +20 38 20.3 r 168
2008-08-14 17:39:35 C 22 25 42.98 +20 38 20.4 r 168
2008-08-14 18:02:29 C 22 25 46.47 +20 38 25.9 r 168
2008-08-14 18:06:00 C 22 25 47.00 +20 38 26.8 r 168
2008-08-14 18:06:50 C 22 25 47.13 +20 38 27.0 r 168
2008-08-14 18:07:40 C 22 25 47.25 +20 38 27.2 r 168
2008-08-14 18:08:30 C 22 25 47.38 +20 38 27.4 r 168
2008-08-14 18:09:20 C 22 25 47.51 +20 38 27.6 r 168
2008-08-14 18:10:09 C 22 25 47.63 +20 38 27.8 r 168
2008-08-14 18:11:00 C 22 25 47.76 +20 38 27.9 r 168
2008-08-14 18:11:50 C 22 25 47.88 +20 38 28.1 r 168
2008-08-14 18:12:40 C 22 25 48.01 +20 38 28.4 r 168
2008-08-14 19:03:55 C 22 25 55.76 +20 38 40.2 r 168
2008-08-14 19:07:10 C 22 25 56.27 +20 38 41.1 r 168
2008-08-14 19:09:05 C 22 25 56.54 +20 38 41.4 r 168
2008-08-14 19:10:39 C 22 25 56.79 +20 38 41.8 r 168
2008-08-14 19:12:55 C 22 25 57.13 +20 38 42.4 r 168
2008-08-14 19:14:15 C 22 25 57.32 +20 38 42.6 r 168
2008-08-14 19:15:15 C 22 25 57.48 +20 38 42.8 r 168
2008-08-14 19:16:05 C 22 25 57.60 +20 38 43.0 r 168
2008-08-14 19:16:55 C 22 25 57.73 +20 38 43.2 r 168
2008-08-14 19:58:54 C 22 26 05.92 +20 39 00.9 o B40
2008-08-14 20:33:06 C 22 26 11.11 +20 39 09.4 o B40
2008-08-14 22:49:39 C 22 26 31.84 +20 39 28.3 o J41
2008-08-14 22:56:00 C 22 26 31.70 +20 39 30.9 r A98
2008-08-14 22:59:59 C 22 26 32.30 +20 39 31.7 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)