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
2008-09-23 22:39:10 C 01 52 48.49 +02 41 14.5 r A98
2008-09-23 22:40:02 C 01 52 49.63 +02 41 19.8 t B75
2008-09-23 22:41:05 C 01 52 48.81 +02 41 10.8 r A98
2008-09-23 22:42:34 C 01 52 50.08 +02 41 14.9 t B75
2008-09-23 22:43:01 C 01 52 49.12 +02 41 07.4 r A98
2008-09-23 22:44:56 C 01 52 49.42 +02 41 03.9 r A98
2008-09-23 22:45:07 C 01 52 50.46 +02 41 10.4 t B75
2008-09-23 22:46:51 C 01 52 49.75 +02 41 00.1 r A98
2008-09-23 22:48:48 C 01 52 50.05 +02 40 56.6 r A98
2008-09-23 22:48:57 C 01 52 51.11 +02 41 03.3 t B75
2008-09-23 22:50:43 C 01 52 50.37 +02 40 53.0 r A98
2008-09-23 22:51:29 C 01 52 51.49 +02 40 58.7 t B75
2008-09-23 22:52:39 C 01 52 50.67 +02 40 49.6 r A98
2008-09-23 22:54:02 C 01 52 51.88 +02 40 53.9 t B75
2008-09-23 22:56:34 C 01 52 52.33 +02 40 49.2 t B75
2008-09-23 22:59:07 C 01 52 52.73 +02 40 44.4 t B75
2008-09-24 20:54:55 C 01 56 35.32 +02 00 27.6 r A98
2008-09-24 20:56:49 C 01 56 35.63 +02 00 24.0 r A98
2008-09-24 20:58:45 C 01 56 35.92 +02 00 20.4 r A98
2008-09-24 21:00:42 C 01 56 36.23 +02 00 17.0 r A98
2008-09-24 21:02:37 C 01 56 36.55 +02 00 13.7 r A98
2008-09-24 21:04:33 C 01 56 36.84 +02 00 09.8 r A98
2008-09-24 21:06:28 C 01 56 37.16 +02 00 06.3 r A98
2008-09-24 21:08:23 C 01 56 37.46 +02 00 02.8 r A98
2008-09-24 21:10:20 C 01 56 37.76 +01 59 59.4 r A98
2008-09-24 21:12:15 C 01 56 38.08 +01 59 56.0 r A98
2008-09-24 21:14:11 C 01 56 38.37 +01 59 52.3 r A98
2008-09-24 21:16:05 C 01 56 38.68 +01 59 49.0 r A98
2008-09-24 21:18:01 C 01 56 38.99 +01 59 45.4 r A98
2008-09-24 21:19:56 C 01 56 39.28 +01 59 41.9 r A98
2008-09-24 21:21:53 C 01 56 39.59 +01 59 38.4 r A98
2008-09-24 21:23:49 C 01 56 39.89 +01 59 34.9 r A98
2008-09-24 21:25:44 C 01 56 40.19 +01 59 31.5 r A98
2008-09-24 21:27:39 C 01 56 40.50 +01 59 27.2 r A98
2008-09-24 21:29:36 C 01 56 40.80 +01 59 24.5 r A98
2008-09-24 21:31:31 C 01 56 41.10 +01 59 20.9 r A98
2008-09-24 21:33:27 C 01 56 41.41 +01 59 17.4 r A98
2008-09-24 21:35:21 C 01 56 41.71 +01 59 13.9 r A98
2008-09-24 21:37:17 C 01 56 42.01 +01 59 10.4 r A98
2008-09-24 21:39:12 C 01 56 42.32 +01 59 07.0 r A98
2008-09-24 21:41:09 C 01 56 42.61 +01 59 03.5 r A98
2008-09-24 21:43:04 C 01 56 42.91 +01 59 00.1 r A98
2008-09-24 21:45:00 C 01 56 43.22 +01 58 56.4 r A98
2008-09-24 21:46:55 C 01 56 43.53 +01 58 53.1 r A98
2008-09-24 21:48:50 C 01 56 43.82 +01 58 49.5 r A98
2008-09-24 21:50:47 C 01 56 44.13 +01 58 46.2 r A98
2008-09-24 21:52:42 C 01 56 44.42 +01 58 42.6 r A98
2008-09-24 21:54:38 C 01 56 44.73 +01 58 39.0 r A98
2008-09-24 21:56:32 C 01 56 45.03 +01 58 35.5 r A98
2008-09-24 21:58:28 C 01 56 45.33 +01 58 32.2 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)