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
2008-08-23 00:44:15 C 23 01 20.77 +20 35 00.0 r A98
2008-08-23 00:45:31 C 23 01 21.01 +20 34 59.8 r A98
2008-08-23 00:46:47 C 23 01 21.27 +20 34 59.3 r A98
2008-08-23 00:48:03 C 23 01 21.50 +20 34 58.9 r A98
2008-08-23 00:49:18 C 23 01 21.76 +20 34 58.5 r A98
2008-08-23 00:50:34 C 23 01 21.99 +20 34 58.0 r A98
2008-08-23 00:51:48 C 23 01 22.22 +20 34 57.8 r A98
2008-08-23 00:53:04 C 23 01 22.48 +20 34 57.0 r A98
2008-08-23 00:54:20 C 23 01 22.72 +20 34 56.8 r A98
2008-08-23 00:55:35 C 23 01 22.97 +20 34 56.5 r A98
2008-08-23 00:56:51 C 23 01 23.20 +20 34 56.2 r A98
2008-08-23 00:58:08 C 23 01 23.44 +20 34 55.7 r A98
2008-08-23 00:59:43 C 23 01 23.75 +20 34 54.9 r A98
2008-08-24 23:54:05 C 23 11 06.13 +20 18 34.8 r J51
2008-08-25 00:00:18 C 23 11 07.36 +20 18 32.4 r J51
2008-08-25 00:06:29 C 23 11 08.55 +20 18 30.3 r J51
2008-08-27 19:00:21 C 23 25 40.13 +19 41 38.2 r 168
2008-08-27 19:01:24 C 23 25 40.36 +19 41 37.6 r 168
2008-08-27 19:02:19 C 23 25 40.56 +19 41 37.0 r 168
2008-08-27 19:03:20 C 23 25 40.77 +19 41 36.3 r 168
2008-08-27 19:04:20 C 23 25 41.00 +19 41 35.5 r 168
2008-08-27 19:11:20 C 23 25 42.49 +19 41 31.3 r 168
2008-08-28 00:18:44 C 23 26 51.03 +19 38 20.8 c J27
2008-08-28 00:23:41 C 23 26 52.09 +19 38 17.3 c J27
2008-08-28 00:28:25 C 23 26 53.10 +19 38 14.1 c J27
2008-08-28 16:43:24 C 23 30 34.67 +19 26 21.7 r 168
2008-08-28 16:44:58 C 23 30 35.03 +19 26 20.7 r 168
2008-08-28 16:46:33 C 23 30 35.37 +19 26 19.6 r 168
2008-08-28 17:43:23 C 23 30 47.99 +19 25 39.6 r 168
2008-08-28 17:45:23 C 23 30 48.43 +19 25 38.3 r 168
2008-08-28 17:46:33 C 23 30 48.71 +19 25 37.3 r 168
2008-08-28 17:47:23 C 23 30 48.88 +19 25 36.8 r 168
2008-08-28 17:48:22 C 23 30 49.11 +19 25 36.0 r 168
2008-08-28 19:18:27 C 23 31 08.91 +19 24 31.4 r 168
2008-08-28 19:21:12 C 23 31 09.50 +19 24 29.6 r 168
2008-08-28 19:22:12 C 23 31 09.72 +19 24 28.7 r 168
2008-08-28 19:23:13 C 23 31 09.94 +19 24 28.0 r 168
2008-08-28 19:24:12 C 23 31 10.15 +19 24 27.3 r 168
2008-08-28 22:42:43 C 23 31 54.61 +19 21 56.2 12.3 r 084
2008-08-29 04:31:12 C 23 33 16.34 +19 17 45.7 r H45
2008-08-29 04:33:04 C 23 33 16.76 +19 17 44.4 r H45
2008-08-29 04:34:27 C 23 33 17.05 +19 17 43.3 r H45
2008-08-29 04:36:06 C 23 33 17.40 +19 17 42.1 r H45
2008-08-29 04:37:18 C 23 33 17.67 +19 17 41.3 r H45
2008-08-29 21:17:19 C 23 37 07.92 +19 03 54.1 c 127
2008-08-29 21:22:25 C 23 37 09.05 +19 03 50.0 c 127
2008-08-29 21:28:10 C 23 37 10.35 +19 03 45.5 c 127
2008-08-30 01:37:22 C 23 38 06.74 +19 00 37.9 r J51
2008-08-30 01:43:17 C 23 38 08.02 +19 00 32.9 r J51
2008-08-30 01:49:11 C 23 38 09.29 +19 00 27.7 r J51
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)