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
2012-02-22 18:41:24 C 05 30 14.67 +12 34 03.8 c A24
2012-02-22 19:03:42 C 05 30 15.53 +12 34 10.7 c A24
2012-02-22 19:26:30 C 05 30 16.42 +12 34 17.7 c A24
2012-02-22 19:48:48 C 05 30 17.29 +12 34 24.5 c A24
2012-02-22 19:50:52 C 05 30 17.36 +12 34 25.3 c A24
2012-02-24 18:58:52 C 05 32 12.34 +12 48 48.9 c A24
2012-02-24 19:00:55 C 05 32 12.47 +12 48 49.8 c A24
2012-02-24 19:23:29 C 05 32 13.38 +12 48 56.6 c A24
2012-02-24 19:46:34 C 05 32 14.29 +12 49 03.5 c A24
2012-02-24 20:08:08 C 05 32 15.09 +12 49 10.7 d B66
2012-02-24 20:09:08 C 05 32 15.16 +12 49 10.6 c A24
2012-02-24 20:11:12 C 05 32 15.23 +12 49 10.1 c A24
2012-02-24 20:56:36 C 05 32 17.13 +12 49 24.7 d B66
2012-02-25 18:57:06 C 05 33 12.58 +12 55 58.6 c A24
2012-02-25 18:59:11 C 05 33 12.67 +12 55 59.2 c A24
2012-02-25 19:21:06 C 05 33 13.57 +12 56 05.5 c A24
2012-02-25 19:43:34 C 05 33 14.49 +12 56 12.4 c A24
2012-02-25 20:05:30 C 05 33 15.39 +12 56 18.7 c A24
2012-02-25 20:07:35 C 05 33 15.46 +12 56 19.6 c A24
2012-03-23 02:42:01 C 06 05 14.24 +15 25 32.8 18.8 c 704
2012-03-23 02:57:11 C 06 05 15.11 +15 25 35.1 19.3 c 704
2012-03-23 03:12:22 C 06 05 15.94 +15 25 37.5 19.2 c 704
2012-03-23 03:27:31 C 06 05 16.80 +15 25 40.7 19.6 c 704
2012-03-23 03:42:40 C 06 05 17.68 +15 25 43.3 19.4 c 704
2013-03-08 10:53:23 C 12 17 30.154 -01 26 56.19 L F51
2013-03-08 11:54:21 C 12 17 27.758 -01 26 35.72 L F51
2013-03-13 04:57:10 C 12 13 00.93 -00 47 43.7 o 691
2013-03-13 05:22:34 C 12 12 59.89 -00 47 34.7 o 691
2013-03-13 05:27:19 C 12 12 59.70 -00 47 33.0 V G45
2013-03-13 05:44:32 C 12 12 58.94 -00 47 27.0 V G45
2013-03-13 05:47:57 C 12 12 58.84 -00 47 25.8 o 691
2013-03-13 06:20:56 C 12 12 57.47 -00 47 14.3 V G45
2013-03-13 08:12:14 C 12 12 52.83 -00 46 35.2 V G45
2013-03-15 08:58:58 C 12 10 53.25 -00 29 19.0 u G96
2013-03-15 09:06:56 C 12 10 52.93 -00 29 16.2 u G96
2013-03-15 09:14:49 C 12 10 52.60 -00 29 13.3 u G96
2013-03-15 09:22:47 C 12 10 52.28 -00 29 10.2 u G96
2013-03-15 10:28:12 C 12 10 49.51 -00 28 47.1 u G96
2013-03-15 10:38:29 C 12 10 49.04 -00 28 43.6 u G96
2013-03-15 10:48:54 C 12 10 48.64 -00 28 39.9 u G96
2013-03-15 10:59:12 C 12 10 48.18 -00 28 36.4 u G96
2013-03-20 05:28:57 C 12 06 01.73 +00 12 37.5 V G45
2013-03-20 06:22:32 C 12 05 59.41 +00 12 56.5 V G45
2013-03-20 08:12:21 C 12 05 54.67 +00 13 36.9 V G45
2013-03-20 08:32:09 C 12 05 53.77 +00 13 43.6 V G45
2013-03-20 09:15:14 C 12 05 51.96 +00 13 59.2 V G45
2013-03-23 07:39:21 C 12 02 53.69 +00 39 30.5 N I41
2013-03-23 08:21:36 C 12 02 51.83 +00 39 45.4 N I41
2013-03-23 09:09:15 C 12 02 49.76 +00 40 02.8 N I41
2013-04-02 07:41:19 C 11 52 56.31 +02 04 35.3 u 703
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)