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
2008-09-02 02:50:00 C 23 55 30.34 +17 47 37.0 r H53
2008-09-02 02:51:07 C 23 55 30.59 +17 47 35.5 r H53
2008-09-02 22:37:19 C 00 00 16.91 +17 24 39.6 r J53
2008-09-02 22:49:04 C 00 00 19.64 +17 24 26.0 r J53
2008-09-02 22:53:11 C 00 00 20.58 +17 24 21.2 r J53
2008-09-03 04:12:55 C 00 01 38.38 +17 17 53.6 r H53
2008-09-03 04:14:04 C 00 01 38.64 +17 17 52.6 r H53
2008-09-03 04:15:12 C 00 01 38.91 +17 17 51.2 r H53
2008-09-03 04:16:31 C 00 01 39.20 +17 17 49.6 r H53
2008-09-03 04:17:31 C 00 01 39.41 +17 17 48.1 r H53
2008-09-03 04:18:33 C 00 01 39.69 +17 17 47.4 r H53
2008-09-03 22:04:29 C 00 05 57.99 +16 55 20.4 r A98
2008-09-03 22:06:46 C 00 05 58.52 +16 55 17.5 r A98
2008-09-03 22:09:01 C 00 05 59.05 +16 55 14.6 r A98
2008-09-03 22:11:16 C 00 05 59.54 +16 55 11.8 r A98
2008-09-03 22:13:33 C 00 06 00.10 +16 55 09.0 r A98
2008-09-03 22:15:48 C 00 06 00.61 +16 55 06.0 r A98
2008-09-03 22:18:03 C 00 06 01.15 +16 55 03.1 r A98
2008-09-03 22:20:19 C 00 06 01.70 +16 54 59.9 r A98
2008-09-03 22:22:35 C 00 06 02.21 +16 54 57.1 r A98
2008-09-03 22:24:50 C 00 06 02.74 +16 54 54.6 r A98
2008-09-03 22:27:06 C 00 06 03.25 +16 54 51.9 r A98
2008-09-03 22:29:21 C 00 06 03.79 +16 54 48.8 r A98
2008-09-03 22:31:37 C 00 06 04.28 +16 54 45.8 r A98
2008-09-03 22:33:53 C 00 06 04.85 +16 54 43.0 r A98
2008-09-03 22:36:08 C 00 06 05.41 +16 54 39.7 r A98
2008-09-03 22:38:23 C 00 06 05.90 +16 54 37.0 r A98
2008-09-03 22:40:40 C 00 06 06.43 +16 54 34.4 r A98
2008-09-03 22:42:55 C 00 06 06.92 +16 54 31.6 r A98
2008-09-03 22:45:10 C 00 06 07.50 +16 54 28.4 r A98
2008-09-03 22:47:27 C 00 06 08.03 +16 54 25.7 r A98
2008-09-03 22:49:42 C 00 06 08.55 +16 54 22.7 r A98
2008-09-03 22:51:57 C 00 06 09.03 +16 54 20.1 r A98
2008-09-03 22:54:14 C 00 06 09.60 +16 54 16.8 r A98
2008-09-03 22:56:29 C 00 06 10.14 +16 54 13.9 r A98
2008-09-03 22:58:45 C 00 06 10.70 +16 54 11.0 r A98
2008-09-03 23:01:01 C 00 06 11.19 +16 54 08.3 r A98
2008-09-03 23:03:15 C 00 06 11.65 +16 54 05.8 r A98
2008-09-03 23:05:32 C 00 06 12.24 +16 54 02.4 r A98
2008-09-03 23:07:48 C 00 06 12.75 +16 53 59.6 r A98
2008-09-03 23:10:03 C 00 06 13.32 +16 53 56.6 r A98
2008-09-03 23:12:19 C 00 06 13.80 +16 53 54.0 r A98
2008-09-03 23:14:35 C 00 06 14.32 +16 53 50.9 r A98
2008-09-03 23:45:23 C 00 06 21.39 +16 53 15.7 r 585
2008-09-03 23:48:48 C 00 06 22.19 +16 53 11.2 r 585
2008-09-03 23:51:53 C 00 06 22.91 +16 53 07.2 r 585
2008-09-03 23:52:30 C 00 06 23.05 +16 53 06.4 r 585
2008-09-03 23:53:07 C 00 06 23.20 +16 53 05.5 r 585
2008-09-03 23:53:44 C 00 06 23.34 +16 53 04.8 r 585
2008-09-03 23:54:19 C 00 06 23.47 +16 53 04.0 r 585
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)