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
2008-08-07 04:33:53 C 22 00 26.52 +19 32 07.7 r H53
2008-08-07 04:35:11 C 22 00 26.68 +19 32 08.4 r H53
2008-08-07 04:36:28 C 22 00 26.84 +19 32 08.9 r H53
2008-08-07 04:37:41 C 22 00 26.95 +19 32 09.3 r H53
2008-08-07 04:38:59 C 22 00 27.12 +19 32 10.7 r H53
2008-08-07 23:30:59 C 22 02 46.66 +19 41 14.1 r A98
2008-08-07 23:36:59 C 22 02 47.40 +19 41 16.7 r A98
2008-08-07 23:42:58 C 22 02 48.11 +19 41 20.1 r A98
2008-08-07 23:48:59 C 22 02 48.83 +19 41 22.5 r A98
2008-08-07 23:54:59 C 22 02 49.32 +19 41 27.5 r A98
2008-08-08 00:00:58 C 22 02 50.19 +19 41 28.0 r A98
2008-08-08 00:06:59 C 22 02 51.01 +19 41 31.0 r A98
2008-08-08 00:12:59 C 22 02 51.65 +19 41 33.5 r A98
2008-08-08 00:18:58 C 22 02 52.37 +19 41 36.3 r A98
2008-08-08 00:24:58 C 22 02 53.12 +19 41 38.9 r A98
2008-08-08 00:29:21 C 22 02 54.64 +19 41 50.3 c J27
2008-08-08 00:40:49 C 22 02 55.98 +19 41 55.8 c J27
2008-08-08 00:48:36 C 22 02 56.89 +19 41 59.7 c J27
2008-08-08 04:01:51 C 22 03 22.12 +19 43 28.8 r 932
2008-08-08 04:04:28 C 22 03 22.43 +19 43 30.0 r 932
2008-08-08 04:44:45 C 22 03 27.19 +19 43 49.5 r 932
2008-08-08 05:10:27 C 22 03 30.84 +19 44 03.7 r H53
2008-08-08 05:11:54 C 22 03 31.01 +19 44 04.2 r H53
2008-08-08 05:13:19 C 22 03 31.18 +19 44 05.0 r H53
2008-08-08 05:14:34 C 22 03 31.33 +19 44 05.6 r H53
2008-08-08 05:16:04 C 22 03 31.50 +19 44 06.3 r H53
2008-08-08 05:17:27 C 22 03 31.67 +19 44 06.9 r H53
2008-08-08 20:52:30 C 22 05 31.81 +19 51 03.6 r B42
2008-08-08 20:56:02 C 22 05 32.25 +19 51 05.2 r B42
2008-08-08 20:59:16 C 22 05 32.66 +19 51 06.7 r B42
2008-08-08 21:01:55 C 22 05 32.95 +19 51 08.0 r B42
2008-08-08 21:04:11 C 22 05 33.27 +19 51 09.0 r B42
2008-08-08 21:06:19 C 22 05 33.53 +19 51 10.0 r B42
2008-08-08 21:09:32 C 22 05 33.93 +19 51 11.5 r B42
2008-08-08 21:11:04 C 22 05 34.09 +19 51 12.3 r B42
2008-08-08 21:12:30 C 22 05 34.28 +19 51 12.8 r B42
2008-08-09 00:24:00 C 22 05 57.91 +19 52 38.6 r A98
2008-08-09 00:29:59 C 22 05 58.63 +19 52 41.2 r A98
2008-08-09 00:38:58 C 22 05 59.76 +19 52 44.8 r A98
2008-08-09 00:45:00 C 22 06 00.51 +19 52 47.5 r A98
2008-08-09 00:51:00 C 22 06 01.25 +19 52 50.0 r A98
2008-08-09 00:56:59 C 22 06 02.02 +19 52 52.6 r A98
2008-08-09 04:37:41 C 22 06 32.94 +19 54 39.1 r H53
2008-08-09 04:39:00 C 22 06 33.14 +19 54 39.4 r H53
2008-08-09 04:40:16 C 22 06 33.29 +19 54 40.1 r H53
2008-08-09 04:41:40 C 22 06 33.48 +19 54 41.0 r H53
2008-08-09 04:42:57 C 22 06 33.62 +19 54 41.7 r H53
2008-08-09 04:44:30 C 22 06 33.79 +19 54 42.3 r H53
2008-08-09 05:02:19 C 22 06 36.18 +19 54 51.8 r H45
2008-08-09 05:03:21 C 22 06 36.30 +19 54 52.2 r H45
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)