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
2017-12-24 10:02:30 C 08 08 04.10 +05 24 55.9 U G96
2017-12-24 10:09:52 C 08 08 03.71 +05 24 56.9 U G96
2017-12-24 10:17:14 C 08 08 03.33 +05 24 57.7 U G96
2017-12-24 15:10:24 C 08 07 48.22 +05 25 35.7 U T05
2017-12-24 15:27:50 C 08 07 47.33 +05 25 37.7 U T05
2017-12-24 15:45:36 C 08 07 46.40 +05 25 40.0 U T05
2017-12-24 16:03:24 C 08 07 45.45 +05 25 42.2 U T05
2017-12-29 05:25:08 C 08 01 57.59 +05 42 11.5 U 703
2017-12-29 05:32:46 C 08 01 57.16 +05 42 13.2 U 703
2017-12-29 05:40:23 C 08 01 56.75 +05 42 14.6 U 703
2017-12-29 05:48:01 C 08 01 56.30 +05 42 15.9 U 703
2017-12-29 10:35:33 C 08 01 40.27 +05 43 08.0 U T08
2017-12-29 10:47:12 C 08 01 39.59 +05 43 10.4 U T08
2017-12-29 10:58:49 C 08 01 38.92 +05 43 12.6 U T08
2017-12-29 11:10:30 C 08 01 38.27 +05 43 14.3 U T08
2017-12-31 10:31:47 C 07 58 59.10 +05 52 06.3 U T05
2017-12-31 10:43:31 C 07 58 58.41 +05 52 08.6 U T05
2017-12-31 10:55:18 C 07 58 57.72 +05 52 11.0 U T05
2018-01-01 10:32:19 C 07 57 37.01 +05 56 57.2 U T05
2018-01-01 10:47:16 C 07 57 36.11 +05 57 00.2 U T05
2018-01-01 11:03:09 C 07 57 35.18 +05 57 03.3 U T05
2018-01-01 11:20:08 C 07 57 34.15 +05 57 07.0 U T05
2018-01-05 13:44:23 C 07 51 50.30 +06 19 18.4 U T05
2018-01-05 14:00:51 C 07 51 49.30 +06 19 22.5 U T05
2018-01-05 14:16:54 C 07 51 48.33 +06 19 26.3 U T05
2018-01-05 14:33:17 C 07 51 47.33 +06 19 30.2 U T05
2018-01-06 08:18:55 C 07 50 44.86 +06 23 51.4 U 703
2018-01-06 08:26:58 C 07 50 44.41 +06 23 53.9 U 703
2018-01-06 08:35:03 C 07 50 43.90 +06 23 55.8 U 703
2018-01-06 10:37:42 C 07 50 36.78 +06 24 28.0 U T08
2018-01-06 10:50:53 C 07 50 35.98 +06 24 31.1 U T08
2018-01-06 11:03:27 C 07 50 35.19 +06 24 34.9 U T08
2018-01-06 11:15:00 C 07 50 34.51 +06 24 37.5 U T08
2018-01-07 13:41:42 C 07 49 00.39 +06 31 21.8 U T08
2018-01-07 13:59:22 C 07 48 59.33 +06 31 26.7 U T08
2018-01-07 14:16:58 C 07 48 58.26 +06 31 31.1 U T08
2018-01-12 10:24:14 C 07 42 07.56 +07 03 40.0 U T05
2018-01-12 10:37:32 C 07 42 06.74 +07 03 43.7 U T05
2018-01-12 10:50:46 C 07 42 05.94 +07 03 47.7 U T05
2018-01-12 11:04:24 C 07 42 05.12 +07 03 51.7 U T05
2018-01-13 22:09:59 C 07 40 02.62 +07 14 14.3 q 160
2018-01-13 22:12:02 C 07 40 02.48 +07 14 14.9 q 160
2018-01-13 22:14:12 C 07 40 02.35 +07 14 15.6 q 160
2018-01-15 05:31:13 C 07 38 14.25 +07 23 48.6 U G96
2018-01-15 05:38:41 C 07 38 13.82 +07 23 51.0 U G96
2018-01-15 05:46:08 C 07 38 13.38 +07 23 53.2 U G96
2018-01-15 05:53:35 C 07 38 12.92 +07 23 55.6 U G96
2018-01-16 12:06:39 C 07 36 29.30 +07 33 20.6 U T05
2018-01-16 12:21:08 C 07 36 28.45 +07 33 25.2 U T05
2018-01-16 12:35:34 C 07 36 27.61 +07 33 29.8 U T05
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)