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
2017-10-16 10:17:43 C 07 59 32.83 +10 33 47.8 U 703
2017-10-16 10:25:18 C 07 59 33.24 +10 33 45.3 U 703
2017-10-16 10:32:53 C 07 59 33.71 +10 33 42.3 U 703
2017-10-16 10:40:28 C 07 59 34.17 +10 33 39.7 U 703
2017-10-21 11:54:00 C 08 06 18.51 +09 49 42.8 U 703
2017-10-21 12:01:03 C 08 06 18.87 +09 49 40.3 U 703
2017-10-21 12:08:05 C 08 06 19.25 +09 49 37.9 U 703
2017-10-21 12:15:06 C 08 06 19.58 +09 49 35.3 U 703
2017-10-23 10:46:31 C 08 08 41.57 +09 33 02.5 U G96
2017-10-23 10:54:00 C 08 08 41.94 +09 33 00.0 U G96
2017-10-23 11:01:27 C 08 08 42.30 +09 32 57.3 U G96
2017-10-23 11:08:55 C 08 08 42.65 +09 32 54.7 U G96
2017-10-24 10:35:36 C 08 09 51.31 +09 24 38.9 U 703
2017-10-24 10:43:39 C 08 09 51.68 +09 24 36.2 U 703
2017-10-24 10:51:37 C 08 09 52.07 +09 24 34.1 U 703
2017-10-24 10:59:33 C 08 09 52.43 +09 24 30.9 U 703
2017-10-26 03:18:13 S 08 11 45.42 +09 10 31.8 L C51
2017-10-26 03:18:24 S 08 11 45.45 +09 10 31.5 L C51
2017-10-26 06:26:54 S 08 11 54.01 +09 09 25.8 L C51
2017-10-26 17:26:39 S 08 12 23.84 +09 05 38.7 L C51
2017-10-26 19:01:05 S 08 12 28.03 +09 05 05.8 L C51
2017-10-26 20:35:20 S 08 12 32.29 +09 04 33.6 L C51
2017-10-26 22:09:35 S 08 12 36.52 +09 04 01.1 L C51
2017-10-26 23:43:50 S 08 12 40.65 +09 03 30.1 L C51
2017-10-27 01:18:05 S 08 12 44.90 +09 02 57.1 L C51
2017-10-27 02:52:21 S 08 12 49.01 +09 02 23.8 L C51
2017-10-27 06:00:50 S 08 12 57.33 +09 01 19.4 L C51
2017-10-27 09:09:20 S 08 13 05.70 +09 00 14.4 L C51
2017-10-27 09:09:31 S 08 13 05.71 +09 00 14.1 L C51
2017-10-27 10:20:02 C 08 13 09.24 +08 59 46.7 U 703
2017-10-27 10:27:46 C 08 13 09.58 +08 59 44.2 U 703
2017-10-27 10:35:29 C 08 13 09.92 +08 59 41.2 U 703
2017-10-28 04:03:34 C 08 13 55.17 +08 53 42.6 U 160
2017-10-28 04:06:36 C 08 13 55.30 +08 53 41.7 U 160
2017-10-28 04:09:37 C 08 13 55.43 +08 53 40.6 U 160
2017-10-29 14:58:05 C 08 15 22.64 +08 41 57.9 T05
2017-10-29 15:15:43 C 08 15 23.32 +08 41 51.9 T05
2017-10-29 15:33:27 C 08 15 24.00 +08 41 46.0 T05
2017-11-02 00:34:20 C 08 18 29.81 +08 15 03.3 q 160
2017-11-02 00:37:13 C 08 18 29.86 +08 15 02.5 q 160
2017-11-02 00:40:01 C 08 18 29.96 +08 15 01.2 q 160
2017-11-02 14:26:43 C 08 18 58.98 +08 10 38.5 T05
2017-11-02 14:41:23 C 08 18 59.45 +08 10 34.0 T05
2017-11-02 14:57:06 C 08 18 59.96 +08 10 29.0 T05
2017-11-02 15:13:10 C 08 19 00.51 +08 10 23.8 T05
2017-11-06 13:52:41 C 08 22 00.96 +07 40 53.2 U T05
2017-11-06 14:13:02 C 08 22 01.51 +07 40 46.8 U T05
2017-11-06 14:19:30 C 08 22 01.71 +07 40 44.6 U T05
2017-11-06 14:33:41 C 08 22 02.04 +07 40 40.5 U T05
2017-11-17 04:16:17 C 08 27 07.75 +06 31 03.2 q 160
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)