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
2002-05-15 12:17:49 C 16 47 48.90 -06 51 40.1 18.3 c 608
2002-05-15 22:23:28 C 16 47 25.73 -06 47 29.3 c 215
2002-05-15 22:24:22 C 16 47 25.70 -06 47 28.9 c 215
2002-05-15 22:25:03 C 16 47 25.69 -06 47 28.3 c 215
2002-05-18 07:13:16 C 16 45 07.18 -06 23 43.0 17.5 c 704
2002-05-18 07:34:58 C 16 45 06.22 -06 23 34.2 17.5 c 704
2002-05-18 07:56:37 C 16 45 05.25 -06 23 25.0 17.5 c 704
2002-05-18 08:18:18 C 16 45 04.29 -06 23 16.0 17.4 c 704
2002-05-18 08:40:00 C 16 45 03.31 -06 23 07.1 17.3 c 704
2002-05-30 07:38:08 C 16 30 56.03 -04 28 44.2 m 333
2002-05-30 07:46:50 C 16 30 55.61 -04 28 40.8 m 333
2002-05-30 07:55:05 C 16 30 55.09 -04 28 38.0 m 333
2002-06-01 08:50:08 C 16 28 11.92 -04 10 53.4 t 644
2002-06-01 09:05:13 C 16 28 11.04 -04 10 48.1 t 644
2002-06-01 09:20:08 C 16 28 10.16 -04 10 42.7 t 644
2002-06-07 05:51:17 C 16 20 06.97 -03 24 25.4 16.8 c 704
2002-06-07 06:11:10 C 16 20 05.77 -03 24 19.3 17.0 c 704
2002-06-07 06:31:03 C 16 20 04.55 -03 24 13.5 17.0 c 704
2002-06-07 08:05:30 C 16 19 58.94 -03 23 44.7 t 644
2002-06-07 08:20:40 C 16 19 58.02 -03 23 40.2 t 644
2002-06-07 08:35:39 C 16 19 57.12 -03 23 35.7 t 644
2002-06-11 06:02:02 C 16 14 32.50 -02 57 34.4 17.2 c 704
2002-06-11 06:21:04 C 16 14 31.37 -02 57 29.4 17.2 c 704
2002-06-11 06:39:43 C 16 14 30.24 -02 57 24.6 17.3 c 704
2002-06-11 06:59:11 C 16 14 29.08 -02 57 19.8 17.2 c 704
2002-06-15 23:48:59 C 16 08 06.24 -02 31 57.4 c 130
2002-06-16 00:00:30 C 16 08 05.59 -02 31 55.0 c 130
2002-06-16 00:11:00 C 16 08 05.01 -02 31 53.1 c 130
2002-06-16 00:20:59 C 16 08 04.43 -02 31 51.4 c 130
2002-06-20 00:27:14 C 16 02 55.84 -02 15 51.6 o 950
2002-06-20 00:42:22 C 16 02 55.05 -02 15 49.1 16.5 c 950
2002-06-20 00:46:31 C 16 02 54.83 -02 15 48.5 c 950
2002-06-20 00:51:14 C 16 02 54.58 -02 15 47.8 c 950
2002-07-04 05:29:57 C 15 48 29.04 -02 04 07.2 m 333
2002-07-04 05:38:10 C 15 48 28.83 -02 04 08.5 m 333
2002-07-04 05:46:54 C 15 48 28.52 -02 04 08.4 m 333
2002-07-07 01:27:15 C 15 46 32.03 -02 09 59.1 m 859
2002-07-07 01:51:29 C 15 46 31.38 -02 10 01.9 m 859
2002-07-07 02:09:02 C 15 46 30.87 -02 10 04.5 m 859
2002-07-09 04:20:44 C 15 45 18.85 -02 16 23.1 15.7 c 704
2002-07-09 04:39:39 C 15 45 18.38 -02 16 25.8 16.0 c 704
2002-07-09 04:58:35 C 15 45 17.92 -02 16 28.3 16.2 c 704
2002-07-09 05:17:30 C 15 45 17.45 -02 16 30.8 16.2 c 704
2002-07-09 05:36:25 C 15 45 16.98 -02 16 33.2 16.3 c 704
2002-07-10 21:38:01 C 15 44 28.29 -02 22 33.5 c 240
2002-07-10 21:40:08 C 15 44 28.25 -02 22 33.8 c 240
2002-07-10 21:53:14 C 15 44 27.97 -02 22 36.2 c 240
2002-08-12 04:49:04 C 15 54 53.82 -06 36 36.3 c 848
2002-08-12 04:59:09 C 15 54 54.25 -06 36 40.4 c 848
2002-08-12 05:06:33 C 15 54 54.62 -06 36 43.0 c 848
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)