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
2008-08-14 23:03:59 C 22 26 32.90 +20 39 32.4 r A98
2008-08-14 23:08:00 C 22 26 33.49 +20 39 33.2 r A98
2008-08-14 23:12:00 C 22 26 34.10 +20 39 34.1 r A98
2008-08-14 23:15:59 C 22 26 34.72 +20 39 34.8 r A98
2008-08-14 23:19:59 C 22 26 35.30 +20 39 35.5 r A98
2008-08-14 23:23:59 C 22 26 35.90 +20 39 36.4 r A98
2008-08-14 23:28:00 C 22 26 36.50 +20 39 37.2 r A98
2008-08-14 23:31:54 C 22 26 38.19 +20 39 37.9 o J41
2008-08-14 23:32:01 C 22 26 37.12 +20 39 37.8 r A98
2008-08-14 23:35:59 C 22 26 37.72 +20 39 38.7 r A98
2008-08-14 23:39:59 C 22 26 38.32 +20 39 39.5 r A98
2008-08-14 23:44:00 C 22 26 38.91 +20 39 40.6 r A98
2008-08-15 00:15:04 C 22 26 44.70 +20 39 47.0 o J41
2008-08-15 21:06:46 C 22 30 07.64 +20 43 39.4 o B40
2008-08-15 22:01:33 C 22 30 16.19 +20 43 49.6 o B40
2008-08-15 22:08:03 C 22 30 17.18 +20 43 50.7 o B40
2008-08-15 23:17:33 C 22 30 27.94 +20 43 51.8 r 145
2008-08-15 23:22:18 C 22 30 28.67 +20 43 52.4 r 145
2008-08-15 23:29:52 C 22 30 29.86 +20 43 53.9 r 145
2008-08-15 23:41:18 C 22 30 31.65 +20 43 55.5 r 145
2008-08-15 23:43:47 C 22 30 32.02 +20 43 55.8 r 145
2008-08-15 23:46:14 C 22 30 32.42 +20 43 56.5 r 145
2008-08-15 23:53:33 C 22 30 33.57 +20 43 57.7 r 145
2008-08-15 23:59:15 C 22 30 34.45 +20 43 58.6 r 145
2008-08-16 00:01:41 C 22 30 34.82 +20 43 58.9 r 145
2008-08-16 00:04:07 C 22 30 35.19 +20 43 59.3 r 145
2008-08-16 00:06:34 C 22 30 35.59 +20 43 59.7 r 145
2008-08-16 00:07:49 C 22 30 35.78 +20 43 59.8 r 145
2008-08-16 20:28:14 C 22 33 59.57 +20 46 32.0 r B42
2008-08-16 20:39:00 C 22 34 01.28 +20 46 33.3 r B42
2008-08-16 20:43:29 C 22 34 02.00 +20 46 33.7 r B42
2008-08-16 21:00:48 C 22 34 04.79 +20 46 36.1 r B42
2008-08-16 21:08:06 C 22 34 05.96 +20 46 37.0 r B42
2008-08-16 21:14:43 C 22 34 07.03 +20 46 37.8 r B42
2008-08-16 21:27:12 C 22 34 10.21 +20 46 46.1 c B70
2008-08-16 21:42:59 C 22 34 11.59 +20 46 41.5 r A98
2008-08-16 21:48:04 C 22 34 12.47 +20 46 42.2 r A98
2008-08-16 21:53:07 C 22 34 13.25 +20 46 42.7 r A98
2008-08-16 21:58:09 C 22 34 14.06 +20 46 43.3 r A98
2008-08-16 22:03:12 C 22 34 14.90 +20 46 43.8 r A98
2008-08-16 22:33:50 C 22 34 20.89 +20 46 55.2 c B70
2008-08-16 22:56:41 C 22 34 24.13 +20 47 01.9 o B40
2008-08-16 23:04:30 C 22 34 25.36 +20 47 02.9 o B40
2008-08-16 23:21:25 C 22 34 28.07 +20 47 04.8 o B40
2008-08-16 23:45:16 C 22 34 33.26 +20 47 12.0 r J51
2008-08-16 23:49:22 C 22 34 33.91 +20 47 12.6 r J51
2008-08-16 23:54:02 C 22 34 34.64 +20 47 13.2 r J51
2008-08-17 00:06:59 C 22 34 34.72 +20 46 56.0 r A98
2008-08-17 00:12:03 C 22 34 35.54 +20 46 56.1 r A98
2008-08-17 00:17:05 C 22 34 36.37 +20 46 56.8 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)