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
2011-07-26 02:32:02 C 01 51 51.25 +19 43 06.0 c A24
2011-08-02 02:06:57 C 02 25 27.64 +20 35 15.9 c A24
2011-08-02 02:07:59 C 02 25 27.93 +20 35 16.0 c A24
2011-08-30 20:16:41 C 04 30 00.06 +19 07 42.3 r 168
2011-08-30 21:49:40 C 04 30 14.25 +19 07 05.4 r 168
2011-08-30 21:50:40 C 04 30 14.42 +19 07 05.7 r 168
2011-08-30 22:54:10 C 04 30 24.09 +19 06 40.7 r 168
2011-08-30 22:55:11 C 04 30 24.22 +19 06 39.9 r 168
2011-08-30 22:56:15 C 04 30 24.40 +19 06 39.4 r 168
2011-09-07 03:40:52 C 04 55 26.62 +17 48 48.1 c A24
2011-09-07 03:41:55 C 04 55 26.78 +17 48 48.0 c A24
2011-09-13 09:34:57 C 05 14 49.87 +16 31 05.3 t H47
2011-09-13 09:50:52 C 05 14 51.75 +16 30 56.8 t H47
2011-09-13 09:59:30 C 05 14 52.79 +16 30 52.3 t H47
2011-09-23 04:02:28 C 05 40 41.85 +14 17 08.9 c A24
2011-09-23 04:03:31 C 05 40 41.95 +14 17 08.0 c A24
2011-10-03 04:00:09 C 06 01 24.23 +11 52 22.4 c A24
2011-10-03 04:01:11 C 06 01 24.31 +11 52 21.8 c A24
2011-10-04 02:37:45 C 06 03 03.26 +11 38 36.5 c A24
2011-10-04 02:38:47 C 06 03 03.31 +11 38 35.9 c A24
2011-10-04 03:32:04 C 06 03 06.98 +11 38 03.5 c A24
2011-10-04 03:33:06 C 06 03 07.09 +11 38 04.0 c A24
2011-10-13 10:40:45 C 06 16 29.02 +09 23 38.7 t H47
2011-10-13 10:44:22 C 06 16 29.18 +09 23 36.6 t H47
2011-10-13 10:48:15 C 06 16 29.35 +09 23 34.3 t H47
2011-10-13 10:53:07 C 06 16 29.57 +09 23 31.4 t H47
2011-10-19 11:00:38 C 06 22 19.48 +07 59 33.8 t H47
2011-10-19 11:06:12 C 06 22 19.65 +07 59 30.7 t H47
2011-10-19 11:10:07 C 06 22 19.75 +07 59 27.9 t H47
2011-10-19 11:21:37 C 06 22 20.05 +07 59 22.0 t H47
2011-10-21 11:23:29 C 06 23 46.49 +07 32 13.2 t H47
2011-10-21 11:27:31 C 06 23 46.59 +07 32 11.0 t H47
2011-10-21 11:31:27 C 06 23 46.68 +07 32 08.9 t H47
2011-10-21 11:35:27 C 06 23 46.78 +07 32 06.6 t H47
2011-10-26 10:14:25 C 06 26 14.50 +06 27 28.0 t H47
2011-10-26 10:19:25 C 06 26 14.55 +06 27 25.5 t H47
2011-10-26 10:23:35 C 06 26 14.59 +06 27 23.2 t H47
2011-10-26 10:28:00 C 06 26 14.64 +06 27 20.9 t H47
2011-10-29 09:19:32 C 06 26 57.76 +05 50 43.7 t H47
2011-10-29 09:29:19 C 06 26 57.78 +05 50 39.0 t H47
2011-10-29 09:34:25 C 06 26 57.80 +05 50 36.5 t H47
2011-11-05 09:32:03 C 06 26 26.39 +04 31 21.3 t H47
2011-11-05 09:39:24 C 06 26 26.27 +04 31 18.0 t H47
2011-11-05 09:49:09 C 06 26 26.10 +04 31 13.7 t H47
2011-11-29 22:53:33 C 06 03 22.30 +01 57 37.2 r J37
2011-11-29 23:19:57 C 06 03 20.66 +01 57 36.2 r J37
2011-11-29 23:58:13 C 06 03 18.29 +01 57 34.0 r J37
2011-12-14 14:48:54 C 05 41 48.41 +02 24 00.1 u 379
2011-12-14 14:51:35 C 05 41 48.23 +02 24 00.8 u 379
2011-12-14 14:54:15 C 05 41 48.07 +02 24 01.3 u 379
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)