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
2021-01-15 02:34:07 S 08 29 24.122 +06 33 10.58 V C57
2021-01-15 02:34:07 s 1 +147712.01 1 +99158.196 2090.0 C57
2021-01-15 03:04:07 S 08 29 22.538 +06 33 23.08 V C57
2021-01-15 03:04:07 s 1 +148081.73 6 +102105.95 7770.0 C57
2021-01-15 03:24:07 S 08 29 21.665 +06 33 28.40 V C57
2021-01-15 03:24:07 s 1 +148310.40 0 +104058.87 4430.0 C57
2021-01-15 03:54:07 S 08 29 19.798 +06 33 34.56 V C57
2021-01-15 03:54:07 s 1 +148627.36 0 +106969.92 9920.0 C57
2021-01-15 04:04:07 S 08 29 19.370 +06 33 42.73 V C57
2021-01-15 04:04:07 s 1 +148726.20 6 +107935.40 6780.0 C57
2021-01-15 04:24:07 S 08 29 18.684 +06 33 48.13 V C57
2021-01-15 04:24:07 s 1 +148913.88 1 +109859.06 3380.0 C57
2021-01-15 04:34:07 S 08 29 18.096 +06 33 43.34 V C57
2021-01-15 04:34:07 s 1 +149002.77 5 +110817.25 3220.0 C57
2021-01-15 06:14:07 S 08 29 13.025 +06 34 21.43 V C57
2021-01-15 06:14:07 s 1 +149717.73 2 +120266.69 4190.0 C57
2021-01-15 06:24:07 S 08 29 12.732 +06 34 15.13 V C57
2021-01-15 06:24:07 s 1 +149772.47 2 +121198.48 5630.0 C57
2021-01-15 06:54:07 S 08 29 10.853 +06 34 22.76 V C57
2021-01-15 06:54:07 s 1 +149919.19 6 +123979.63 30.0 C57
2021-01-15 07:04:23 C 08 28 56.59 +06 33 59.9 V 703
2021-01-15 07:11:59 C 08 28 56.13 +06 34 01.8 V 703
2021-01-15 07:14:07 S 08 29 09.754 +06 34 31.80 V C57
2021-01-15 07:14:07 s 1 +150002.69 4 +125821.92 8480.0 C57
2021-01-15 07:19:36 C 08 28 55.69 +06 34 03.9 V 703
2021-01-15 07:27:11 C 08 28 55.29 +06 34 06.0 V 703
2021-01-15 07:34:07 S 08 29 08.858 +06 34 38.42 V C57
2021-01-15 07:34:07 s 1 +150074.97 8 +127654.81 7740.0 C57
2021-01-15 07:44:07 S 08 29 08.335 +06 34 44.04 V C57
2021-01-15 07:44:07 s 1 +150106.97 9 +128567.74 290.0 C57
2021-01-15 08:14:07 S 08 29 07.080 +06 34 47.28 V C57
2021-01-15 08:14:07 s 1 +150186.70 7 +131292.54 80.0 C57
2021-01-15 08:34:07 S 08 29 05.916 +06 34 57.14 V C57
2021-01-15 08:34:07 s 1 +150226.53 7 +133097.46 3820.0 C57
2021-01-15 08:44:07 S 08 29 05.347 +06 34 58.94 V C57
2021-01-15 08:44:07 s 1 +150242.52 6 +133996.45 8970.0 C57
2021-01-15 08:54:07 S 08 29 04.867 +06 35 00.35 V C57
2021-01-15 08:54:07 s 1 +150255.92 8 +134893.14 9690.0 C57
2021-01-15 09:04:07 S 08 29 04.229 +06 35 07.66 V C57
2021-01-15 09:04:07 s 1 +150266.76 6 +135787.53 6030.0 C57
2021-01-15 09:14:07 S 08 29 03.576 +06 35 08.92 V C57
2021-01-15 09:14:07 s 1 +150275.06 2 +136679.62 8020.0 C57
2021-01-15 09:24:07 S 08 29 03.194 +06 35 13.60 V C57
2021-01-15 09:24:07 s 1 +150280.83 9 +137569.42 5690.0 C57
2021-01-15 09:34:07 S 08 29 02.621 +06 35 13.06 V C57
2021-01-15 09:34:07 s 1 +150284.11 7 +138456.94 9090.0 C57
2021-01-15 09:44:07 S 08 29 01.810 +06 35 13.31 V C57
2021-01-15 09:44:07 s 1 +150284.91 9 +139342.18 8250.0 C57
2021-01-15 09:54:07 S 08 29 01.738 +06 35 21.41 V C57
2021-01-15 09:54:07 s 1 +150283.26 5 +140225.14 3200.0 C57
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)