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
2022-04-28 06:49:00 C 12 39 15.894 +00 55 23.48 V 703
2022-05-02 06:27:36 C 12 35 59.111 +01 20 57.19 V G96
2022-05-02 06:35:43 C 12 35 58.826 +01 20 59.28 V G96
2022-05-02 06:43:51 C 12 35 58.564 +01 21 01.26 V G96
2022-05-02 06:51:59 C 12 35 58.276 +01 21 03.38 V G96
2022-05-02 13:36:14 C 12 35 45.29 +01 22 44.7 V D29
2022-05-02 13:45:08 C 12 35 45.05 +01 22 46.7 V D29
2022-05-02 13:56:35 C 12 35 44.63 +01 22 50.0 V D29
2022-05-02 14:05:30 C 12 35 44.23 +01 22 52.2 V D29
2022-05-02 14:16:57 C 12 35 43.91 +01 22 55.1 V D29
2022-05-02 14:25:52 C 12 35 43.63 +01 22 56.8 V D29
2022-05-03 13:41:55 C 12 34 59.15 +01 28 41.1 V D29
2022-05-03 14:02:17 C 12 34 58.47 +01 28 46.2 V D29
2022-05-03 14:22:39 C 12 34 57.80 +01 28 51.3 V D29
2022-05-03 22:40:47 C 12 34 42.11 +01 30 55.8 V 221
2022-05-03 23:01:28 C 12 34 41.45 +01 31 00.6 V 221
2022-05-03 23:22:13 C 12 34 40.79 +01 31 05.5 V 221
2022-05-27 06:44:09 C 12 23 52.969 +02 52 05.69 U F52
2022-05-27 07:01:01 C 12 23 52.834 +02 52 06.50 U F52
2022-05-27 07:17:46 C 12 23 52.700 +02 52 07.32 U F52
2022-05-27 07:34:27 C 12 23 52.562 +02 52 08.21 U F52
2023-10-11 12:01:39 C 08 45 50.461 +10 10 05.92 V 703
2023-10-11 12:07:21 C 08 45 50.764 +10 10 02.89 V 703
2023-10-11 12:13:03 C 08 45 51.156 +10 10 02.46 V 703
2023-10-11 12:18:45 C 08 45 51.494 +10 09 59.29 V 703
2023-10-19 14:50:32 C 08 57 23.010 +09 06 02.46 X F51
2023-10-19 14:57:21 C 08 57 23.382 +09 06 00.26 X F51
2023-10-19 15:04:12 C 08 57 23.757 +09 05 58.04 X F51
2023-11-01 13:40:35 C 09 12 54.629 +07 29 24.86 V T05
2023-11-01 13:45:24 C 09 12 54.806 +07 29 23.57 V T05
2023-11-01 13:56:50 C 09 12 55.282 +07 29 20.69 V T05
2023-11-01 14:23:12 C 09 12 56.441 +07 29 12.88 V T05
2023-11-18 07:59:37 C 09 27 06.775 +05 42 36.32 V W68
2023-11-18 08:05:28 C 09 27 06.943 +05 42 35.03 V W68
2023-11-18 08:15:16 C 09 27 07.169 +05 42 33.12 V W68
2023-11-18 08:29:41 C 09 27 07.531 +05 42 29.59 V W68
2023-11-22 07:52:37 C 09 29 23.551 +05 21 34.38 V W68
2023-11-22 07:57:10 C 09 29 23.614 +05 21 31.97 V W68
2023-11-22 08:08:26 C 09 29 23.791 +05 21 29.81 V W68
2023-11-22 08:18:16 C 09 29 23.981 +05 21 28.08 V W68
2023-11-23 11:16:48 C 09 29 57.476 +05 15 50.58 V 703
2023-11-23 11:25:44 C 09 29 57.635 +05 15 47.84 V 703
2023-11-23 11:34:39 C 09 29 57.750 +05 15 46.51 V 703
2023-11-23 11:43:35 C 09 29 57.980 +05 15 43.96 V 703
2023-12-08 14:28:00 C 09 33 42.319 +04 19 42.53 X F52
2023-12-08 14:44:10 C 09 33 42.297 +04 19 40.87 X F52
2023-12-08 15:00:19 C 09 33 42.277 +04 19 39.25 X F52
2023-12-08 15:16:29 C 09 33 42.254 +04 19 37.62 X F52
2023-12-14 13:27:37 C 09 33 07.500 +04 08 43.80 V T05
2023-12-14 13:30:53 C 09 33 07.409 +04 08 44.23 V 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)