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
2021-01-03 18:41:39 C 08 43 26.594 +05 28 55.63 V P07
2021-01-03 19:29:32 C 08 43 24.192 +05 29 04.52 V P07
2021-01-03 20:23:24 C 08 43 21.516 +05 29 14.17 V P07
2021-01-04 08:25:16 C 08 42 46.79 +05 31 24.5 V 703
2021-01-04 08:33:08 C 08 42 46.38 +05 31 25.9 V 703
2021-01-04 08:40:59 C 08 42 46.00 +05 31 27.6 V 703
2021-01-04 08:48:51 C 08 42 45.56 +05 31 28.8 V 703
2021-01-04 12:56:07 C 08 42 33.37 +05 32 17.6 V T05
2021-01-04 13:04:42 C 08 42 32.96 +05 32 19.8 V T05
2021-01-04 13:09:26 C 08 42 32.71 +05 32 20.4 V T05
2021-01-04 13:11:25 C 08 42 32.59 +05 32 20.8 V T05
2021-01-04 13:18:45 C 08 42 32.25 +05 32 22.4 V T05
2021-01-04 13:24:03 C 08 42 31.97 +05 32 23.3 V T05
2021-01-04 13:26:42 C 08 42 31.83 +05 32 23.9 V T05
2021-01-04 13:39:56 C 08 42 31.17 +05 32 26.4 V T05
2021-01-05 06:59:36 C 08 41 40.30 +05 35 49.2 U I41
2021-01-05 11:04:45 C 08 41 27.72 +05 36 38.4 U I41
2021-01-06 07:57:45 C 08 40 25.19 +05 40 55.7 U I41
2021-01-06 08:05:24 C 08 40 24.71 +05 40 57.2 V 703
2021-01-06 08:13:00 C 08 40 24.37 +05 40 58.7 V 703
2021-01-06 08:13:41 C 08 40 24.36 +05 40 59.1 U I41
2021-01-06 08:20:36 C 08 40 23.97 +05 41 00.2 V 703
2021-01-06 08:28:12 C 08 40 23.56 +05 41 01.8 V 703
2021-01-06 08:54:00 C 08 40 22.26 +05 41 07.6 U I41
2021-01-06 09:40:53 C 08 40 19.80 +05 41 17.5 U I41
2021-01-06 09:42:14 C 08 40 19.73 +05 41 17.8 U I41
2021-01-06 12:57:39 C 08 40 09.76 +05 42 00.5 V T08
2021-01-06 13:03:41 C 08 40 09.46 +05 42 01.8 V T08
2021-01-06 13:54:09 C 08 40 06.79 +05 42 12.3 V T08
2021-01-06 14:34:47 C 08 40 04.66 +05 42 21.0 V T08
2021-01-07 06:22:15 C 08 39 16.90 +05 45 42.7 U I41
2021-01-07 07:56:54 C 08 39 11.93 +05 46 02.9 V 703
2021-01-07 07:59:51 C 08 39 11.76 +05 46 04.1 U I41
2021-01-07 08:04:32 C 08 39 11.53 +05 46 05.2 V 703
2021-01-07 08:12:09 C 08 39 11.09 +05 46 06.7 V 703
2021-01-07 08:19:47 C 08 39 10.69 +05 46 09.0 V 703
2021-01-07 09:06:46 C 08 39 08.21 +05 46 18.8 U I41
2021-01-07 10:12:45 C 08 39 04.989 +05 46 34.58 U F51
2021-01-07 10:31:30 C 08 39 03.992 +05 46 38.71 U F51
2021-01-07 11:10:57 C 08 39 01.896 +05 46 47.40 U F51
2021-01-08 07:42:17 C 08 37 58.28 +05 51 20.8 U I41
2021-01-08 08:29:19 C 08 37 55.75 +05 51 31.5 U I41
2021-01-08 08:59:28 C 08 37 54.14 +05 51 38.3 U I41
2021-01-08 10:47:55 C 08 37 48.30 +05 52 03.0 U I41
2021-01-09 10:41:36 C 08 36 33.37 +05 57 37.1 V T05
2021-01-09 10:46:15 C 08 36 33.11 +05 57 38.2 V T05
2021-01-09 10:50:14 C 08 36 32.89 +05 57 39.6 V T05
2021-01-09 11:41:00 C 08 36 30.13 +05 57 51.3 V T05
2021-01-10 07:32:17 C 08 35 27.07 +06 02 35.3 V 703
2021-01-10 07:39:50 C 08 35 26.60 +06 02 37.6 V 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)