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 20:49:51 C 23 00 35.94 +20 36 04.3 r A98
2008-08-22 20:51:07 C 23 00 36.18 +20 36 03.8 r A98
2008-08-22 20:52:23 C 23 00 36.40 +20 36 03.7 r A98
2008-08-22 20:53:38 C 23 00 36.64 +20 36 03.3 r A98
2008-08-22 20:54:55 C 23 00 36.87 +20 36 03.2 r A98
2008-08-22 20:56:11 C 23 00 37.10 +20 36 02.8 r A98
2008-08-22 20:57:26 C 23 00 37.36 +20 36 02.5 r A98
2008-08-22 20:58:42 C 23 00 37.55 +20 36 02.1 r A98
2008-08-22 20:59:58 C 23 00 37.84 +20 36 01.9 r A98
2008-08-22 21:01:12 C 23 00 38.11 +20 36 01.5 r A98
2008-08-22 21:02:28 C 23 00 38.34 +20 36 01.1 r A98
2008-08-22 21:03:44 C 23 00 38.57 +20 36 01.0 r A98
2008-08-22 21:04:59 C 23 00 38.82 +20 36 00.6 r A98
2008-08-22 21:06:15 C 23 00 39.07 +20 36 00.3 r A98
2008-08-22 21:06:52 C 23 00 38.94 +20 35 56.5 12.8 r 084
2008-08-22 21:07:31 C 23 00 39.30 +20 36 00.0 r A98
2008-08-22 21:08:47 C 23 00 39.55 +20 35 59.6 r A98
2008-08-22 21:10:03 C 23 00 39.80 +20 35 59.2 r A98
2008-08-22 21:11:05 C 23 00 39.78 +20 35 55.4 12.7 r 084
2008-08-22 21:11:18 C 23 00 40.03 +20 35 58.9 r A98
2008-08-22 21:12:34 C 23 00 40.26 +20 35 58.7 r A98
2008-08-22 21:13:50 C 23 00 40.49 +20 35 58.3 r A98
2008-08-22 21:15:04 C 23 00 40.77 +20 35 57.9 r A98
2008-08-22 21:16:20 C 23 00 40.99 +20 35 57.6 r A98
2008-08-22 21:17:36 C 23 00 41.22 +20 35 57.3 r A98
2008-08-22 21:18:51 C 23 00 41.47 +20 35 57.1 r A98
2008-08-22 21:20:07 C 23 00 41.71 +20 35 56.7 r A98
2008-08-22 21:21:23 C 23 00 41.95 +20 35 56.4 r A98
2008-08-22 21:22:39 C 23 00 42.19 +20 35 56.0 r A98
2008-08-22 21:23:55 C 23 00 42.43 +20 35 55.8 r A98
2008-08-22 21:25:10 C 23 00 42.68 +20 35 55.4 r A98
2008-08-22 21:26:26 C 23 00 42.93 +20 35 55.1 r A98
2008-08-22 21:27:42 C 23 00 43.18 +20 35 55.8 r A98
2008-08-22 21:28:56 C 23 00 43.40 +20 35 54.4 r A98
2008-08-22 21:30:12 C 23 00 43.65 +20 35 54.1 r A98
2008-08-22 21:31:27 C 23 00 43.88 +20 35 53.8 r A98
2008-08-22 21:32:43 C 23 00 44.12 +20 35 53.5 r A98
2008-08-22 21:33:59 C 23 00 44.34 +20 35 53.2 r A98
2008-08-22 21:35:15 C 23 00 44.61 +20 35 52.8 r A98
2008-08-22 21:36:31 C 23 00 44.84 +20 35 52.5 r A98
2008-08-22 21:37:47 C 23 00 45.07 +20 35 52.3 r A98
2008-08-22 21:39:02 C 23 00 45.33 +20 35 51.8 r A98
2008-08-22 21:40:18 C 23 00 45.57 +20 35 51.6 r A98
2008-08-22 21:41:34 C 23 00 45.82 +20 35 51.2 r A98
2008-08-22 21:42:48 C 23 00 46.05 +20 35 50.8 r A98
2008-08-22 21:44:04 C 23 00 46.29 +20 35 50.6 r A98
2008-08-22 21:45:19 C 23 00 46.53 +20 35 50.2 r A98
2008-08-22 21:46:35 C 23 00 46.78 +20 35 49.9 r A98
2008-08-22 21:49:07 C 23 00 47.25 +20 35 49.2 r A98
2008-08-22 21:50:23 C 23 00 47.51 +20 35 48.8 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)