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
2020-12-21 08:31:18 C 08 56 28.63 +04 50 29.8 V 703
2020-12-21 08:38:51 C 08 56 28.36 +04 50 30.0 V 703
2020-12-21 08:46:24 C 08 56 28.15 +04 50 30.2 V 703
2020-12-21 08:53:57 C 08 56 27.83 +04 50 31.2 V 703
2020-12-21 11:16:19 C 08 56 23.42 +04 50 39.7 V T08
2020-12-21 12:15:33 C 08 56 21.47 +04 50 42.7 V T08
2020-12-21 12:20:49 C 08 56 21.28 +04 50 42.6 V T08
2020-12-22 11:25:17 C 08 55 36.404 +04 52 01.71 U F51
2020-12-22 11:43:45 C 08 55 35.761 +04 52 02.85 U F51
2020-12-22 12:02:16 C 08 55 35.115 +04 52 04.01 U F51
2020-12-22 12:20:51 C 08 55 34.466 +04 52 05.18 U F51
2020-12-23 12:00:05 C 08 54 46.33 +04 53 40.9 V T05
2020-12-23 12:02:43 C 08 54 46.23 +04 53 41.2 V T05
2020-12-23 12:06:40 C 08 54 46.12 +04 53 41.3 V T05
2020-12-23 12:14:35 C 08 54 45.84 +04 53 41.8 V T05
2020-12-24 07:47:21 C 08 54 04.65 +04 55 10.6 V 703
2020-12-24 07:54:53 C 08 54 04.36 +04 55 10.3 V 703
2020-12-24 08:02:25 C 08 54 04.11 +04 55 11.6 V 703
2020-12-24 08:09:58 C 08 54 03.79 +04 55 11.9 V 703
2020-12-24 11:14:47 C 08 53 57.18 +04 55 28.5 V T05
2020-12-24 11:22:12 C 08 53 56.89 +04 55 29.3 V T05
2020-12-24 11:57:38 C 08 53 55.56 +04 55 32.3 V T05
2020-12-25 12:08:46 C 08 53 02.27 +04 57 40.0 V T08
2020-12-25 12:14:05 C 08 53 02.06 +04 57 40.4 V T08
2020-12-25 12:28:41 C 08 53 01.48 +04 57 41.8 V T08
2020-12-25 12:40:13 C 08 53 01.05 +04 57 43.0 V T08
2020-12-26 10:43:02 C 08 52 10.943 +04 59 52.62 U F52
2020-12-26 11:01:32 C 08 52 10.195 +04 59 54.55 U F52
2020-12-26 11:20:01 C 08 52 09.459 +04 59 56.44 U F52
2020-12-26 11:38:31 C 08 52 08.698 +04 59 58.39 U F52
2020-12-26 11:52:23 C 08 52 08.13 +05 00 00.0 V T08
2020-12-26 11:55:03 C 08 52 08.02 +05 00 00.0 V T08
2020-12-26 12:19:40 C 08 52 07.03 +05 00 02.9 V T08
2020-12-26 12:23:39 C 08 52 06.86 +05 00 03.2 V T08
2020-12-27 07:06:09 C 08 51 22.96 +05 02 01.7 V 703
2020-12-27 07:14:00 C 08 51 22.72 +05 02 02.5 V 703
2020-12-27 07:21:51 C 08 51 22.36 +05 02 04.0 V 703
2020-12-27 07:29:42 C 08 51 22.07 +05 02 05.1 V 703
2020-12-27 11:53:15 C 08 51 11.44 +05 02 36.0 V T05
2020-12-27 11:57:53 C 08 51 11.26 +05 02 36.7 V T05
2020-12-27 12:01:50 C 08 51 11.09 +05 02 37.1 V T05
2020-12-27 12:10:23 C 08 51 10.70 +05 02 38.1 V T05
2021-01-03 13:53:49 C 08 43 40.32 +05 27 57.4 V T08
2021-01-03 14:08:40 C 08 43 39.57 +05 28 00.3 V T08
2021-01-03 14:20:51 C 08 43 38.98 +05 28 02.4 V T08
2021-01-03 14:27:05 C 08 43 38.67 +05 28 04.3 V T08
2021-01-03 16:01:03 C 08 43 34.02 +05 28 20.8 V T08
2021-01-03 16:24:43 C 08 43 33.434 +05 28 29.96 V P07
2021-01-03 17:13:20 C 08 43 31.001 +05 28 39.29 V P07
2021-01-03 17:53:56 C 08 43 28.961 +05 28 46.88 V P07
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)