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 21:51:39 C 23 00 47.73 +20 35 48.6 r A98
2008-08-22 21:52:54 C 23 00 47.97 +20 35 48.3 r A98
2008-08-22 21:54:10 C 23 00 48.18 +20 35 49.0 r A98
2008-08-22 21:55:24 C 23 00 48.46 +20 35 47.6 r A98
2008-08-22 21:56:40 C 23 00 48.70 +20 35 47.3 r A98
2008-08-22 21:57:56 C 23 00 48.91 +20 35 47.0 r A98
2008-08-22 21:59:11 C 23 00 49.21 +20 35 46.5 r A98
2008-08-22 22:00:27 C 23 00 49.42 +20 35 46.4 r A98
2008-08-22 22:01:43 C 23 00 49.67 +20 35 45.9 r A98
2008-08-22 22:02:59 C 23 00 49.91 +20 35 45.5 r A98
2008-08-22 22:04:15 C 23 00 50.14 +20 35 45.3 r A98
2008-08-22 22:05:30 C 23 00 50.38 +20 35 44.9 r A98
2008-08-22 22:06:46 C 23 00 50.62 +20 35 44.6 r A98
2008-08-22 22:08:00 C 23 00 50.86 +20 35 44.3 r A98
2008-08-22 22:09:16 C 23 00 51.10 +20 35 43.9 r A98
2008-08-22 22:10:32 C 23 00 51.36 +20 35 43.5 r A98
2008-08-22 22:11:47 C 23 00 51.58 +20 35 43.3 r A98
2008-08-22 22:13:03 C 23 00 51.81 +20 35 42.9 r A98
2008-08-22 22:14:19 C 23 00 52.08 +20 35 42.5 r A98
2008-08-22 22:15:35 C 23 00 52.31 +20 35 42.2 r A98
2008-08-22 22:16:51 C 23 00 52.55 +20 35 41.9 r A98
2008-08-22 22:18:06 C 23 00 52.77 +20 35 41.6 r A98
2008-08-22 22:19:22 C 23 00 53.04 +20 35 41.2 r A98
2008-08-22 22:20:38 C 23 00 53.27 +20 35 40.8 r A98
2008-08-22 22:21:52 C 23 00 53.49 +20 35 40.6 r A98
2008-08-22 22:23:08 C 23 00 53.77 +20 35 40.0 r A98
2008-08-22 22:24:23 C 23 00 53.99 +20 35 39.9 r A98
2008-08-22 22:25:39 C 23 00 54.21 +20 35 39.4 r A98
2008-08-22 22:26:55 C 23 00 54.48 +20 35 39.1 r A98
2008-08-22 22:28:11 C 23 00 54.72 +20 35 38.8 r A98
2008-08-22 22:29:27 C 23 00 54.96 +20 35 38.5 r A98
2008-08-22 22:30:42 C 23 00 55.20 +20 35 38.2 r A98
2008-08-22 22:31:58 C 23 00 55.43 +20 35 37.9 r A98
2008-08-22 22:33:14 C 23 00 55.67 +20 35 37.5 r A98
2008-08-22 22:34:28 C 23 00 55.93 +20 35 37.1 r A98
2008-08-22 22:35:44 C 23 00 56.11 +20 35 37.2 r A98
2008-08-22 22:36:59 C 23 00 56.40 +20 35 36.5 r A98
2008-08-22 22:38:15 C 23 00 56.67 +20 35 36.0 r A98
2008-08-22 22:39:31 C 23 00 56.89 +20 35 35.8 r A98
2008-08-22 22:40:47 C 23 00 57.13 +20 35 35.4 r A98
2008-08-22 22:42:03 C 23 00 57.34 +20 35 35.2 r A98
2008-08-22 22:43:19 C 23 00 57.61 +20 35 34.7 r A98
2008-08-22 22:44:34 C 23 00 57.85 +20 35 34.4 r A98
2008-08-22 22:45:50 C 23 00 58.07 +20 35 34.1 r A98
2008-08-22 22:47:04 C 23 00 58.33 +20 35 33.6 r A98
2008-08-22 22:48:20 C 23 00 58.57 +20 35 33.4 r A98
2008-08-22 22:49:36 C 23 00 58.77 +20 35 33.0 r A98
2008-08-22 22:50:51 C 23 00 59.05 +20 35 32.6 r A98
2008-08-22 22:52:07 C 23 00 59.30 +20 35 32.5 r A98
2008-08-22 22:53:23 C 23 00 59.53 +20 35 32.0 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)