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
2004-02-29 07:26:04 C 11 18 25.91 +01 53 04.5 m 683
2004-02-29 07:45:21 C 11 18 25.21 +01 53 14.6 m 683
2004-03-12 06:02:11 C 11 06 16.09 +03 34 09.8 19.0 c 644
2004-03-12 06:38:34 C 11 06 14.52 +03 34 22.7 19.0 c 644
2004-03-12 07:31:45 C 11 06 12.22 +03 34 41.6 19.0 c 644
2004-03-15 06:07:29 C 11 03 15.30 +03 59 35.5 19.8 c 704
2004-03-15 06:22:48 C 11 03 14.57 +03 59 40.8 19.9 c 704
2004-03-15 06:38:22 C 11 03 13.93 +03 59 46.4 19.9 c 704
2004-03-15 06:53:47 C 11 03 13.31 +03 59 51.6 20.0 c 704
2004-03-15 07:20:22 C 11 03 12.15 +04 00 00.7 20.0 c 704
2004-03-15 22:45:12 C 11 02 34.01 +04 05 23.2 c 599
2004-03-15 22:58:22 C 11 02 33.46 +04 05 28.0 c 599
2004-03-15 23:11:36 C 11 02 32.84 +04 05 32.3 c 599
2004-03-16 21:58:28 C 11 01 36.95 +04 13 27.7 c 599
2004-03-16 22:12:49 C 11 01 36.35 +04 13 33.2 c 599
2004-03-16 22:27:08 C 11 01 35.76 +04 13 37.9 c 599
2004-03-16 22:41:31 C 11 01 35.15 +04 13 43.0 c 599
2004-03-18 06:53:50 C 11 00 16.93 +04 24 50.3 19.4 c 704
2004-03-18 07:10:08 C 11 00 16.22 +04 24 54.9 19.4 c 704
2004-03-18 07:27:10 C 11 00 15.57 +04 25 01.8 20.0 c 704
2004-03-18 07:43:49 C 11 00 14.88 +04 25 07.6 19.9 c 704
2004-03-18 08:00:32 C 11 00 14.12 +04 25 12.3 20.2 c 704
2004-03-18 08:36:34 C 11 00 12.65 +04 25 25.8 c 691
2004-03-18 09:20:56 C 11 00 10.85 +04 25 40.9 c 691
2004-03-18 10:04:42 C 11 00 09.04 +04 25 56.0 c 691
2004-03-23 05:21:57 C 10 55 40.10 +05 04 36.5 20.1 c 704
2004-03-23 05:23:28 C 10 55 40.07 +05 04 37.2 19.8 c 704
2004-03-23 05:38:12 C 10 55 39.50 +05 04 41.5 20.0 c 704
2004-03-23 05:38:41 C 10 55 39.48 +05 04 43.3 20.4 c 704
2004-03-23 05:53:26 C 10 55 38.87 +05 04 45.9 20.2 c 704
2004-03-23 05:53:54 C 10 55 38.87 +05 04 48.5 20.2 c 704
2004-03-23 06:08:51 C 10 55 38.31 +05 04 51.7 20.1 c 704
2004-03-23 06:24:21 C 10 55 37.67 +05 04 56.9 20.2 c 704
2004-03-27 06:58:44 C 10 52 08.11 +05 35 38.0 19.9 c 704
2004-03-27 07:28:57 C 10 52 07.09 +05 35 47.4 20.2 c 704
2004-03-27 07:43:57 C 10 52 06.49 +05 35 51.3 20.1 c 704
2004-04-12 05:08:25 C 10 41 26.34 +07 16 09.1 d 703
2004-04-12 05:28:54 C 10 41 25.88 +07 16 13.4 d 703
2004-04-12 05:49:17 C 10 41 25.59 +07 16 17.8 d 703
2004-04-12 06:09:38 C 10 41 25.00 +07 16 21.4 d 703
2005-05-01 17:47:28 C 18 04 22.88 -09 33 08.9 r E12
2005-05-01 18:05:23 C 18 04 23.18 -09 32 59.4 r E12
2005-05-01 18:23:26 C 18 04 23.36 -09 32 52.0 r E12
2005-05-01 18:41:24 C 18 04 23.76 -09 32 45.5 r E12
2005-05-09 16:19:19 C 18 07 03.80 -08 11 15.4 r E12
2005-05-09 16:40:29 C 18 07 03.93 -08 11 05.5 r E12
2005-05-09 17:01:40 C 18 07 04.04 -08 10 58.0 r E12
2005-05-09 17:22:50 C 18 07 04.22 -08 10 46.6 r E12
2005-06-08 21:13:45 C 17 56 27.47 -02 28 11.0 c A50
2005-06-08 21:14:56 C 17 56 27.42 -02 28 10.4 c A50
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)