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
2021-02-03 09:24:06 S 08 04 43.015 +09 02 07.55 V C57
2021-02-03 09:24:06 s 1 -82361.949 0 +380844.35 6220.0 C57
2021-02-03 10:24:06 S 08 04 39.881 +09 02 23.82 V C57
2021-02-03 10:24:06 s 1 -84324.229 0 +380056.81 9250.0 C57
2021-02-03 10:34:06 S 08 04 39.514 +09 02 26.48 V C57
2021-02-03 10:34:06 s 1 -84650.561 0 +379922.34 8700.0 C57
2021-02-03 10:44:06 S 08 04 39.031 +09 02 27.89 V C57
2021-02-03 10:44:06 s 1 -84976.686 0 +379786.95 7850.0 C57
2021-02-03 10:54:06 S 08 04 38.630 +09 02 32.06 V C57
2021-02-03 10:54:06 s 1 -85302.605 0 +379650.65 6690.0 C57
2021-02-03 11:04:06 S 08 04 38.119 +09 02 37.32 V C57
2021-02-03 11:04:06 s 1 -85628.315 0 +379513.43 5230.0 C57
2021-02-03 12:04:06 S 08 04 34.970 +09 02 53.74 V C57
2021-02-03 12:04:06 s 1 -87578.153 0 +378670.82 9900.0 C57
2021-02-03 12:14:06 S 08 04 34.380 +09 02 58.92 V C57
2021-02-03 12:14:06 s 1 -87902.381 0 +378527.17 6240.0 C57
2021-02-03 12:54:06 S 08 04 32.366 +09 03 13.21 V C57
2021-02-03 12:54:06 s 1 -89197.130 0 +377943.39 8370.0 C57
2021-02-03 13:24:06 S 08 04 31.087 +09 03 20.56 V C57
2021-02-03 13:24:06 s 1 -90165.896 0 +377495.91 1550.0 C57
2021-02-03 14:14:06 S 08 04 28.682 +09 03 41.29 V C57
2021-02-03 14:14:06 s 1 -91776.061 0 +376731.72 6870.0 C57
2021-02-03 14:34:06 S 08 04 27.384 +09 03 46.37 V C57
2021-02-03 14:34:06 s 1 -92418.551 0 +376419.61 630.0 C57
2021-02-03 14:54:06 S 08 04 26.486 +09 03 54.58 V C57
2021-02-03 14:54:06 s 1 -93060.129 0 +376103.82 3010.0 C57
2021-02-03 15:54:06 S 08 04 23.801 +09 04 14.95 V C57
2021-02-03 15:54:06 s 1 -94979.318 0 +375134.36 1820.0 C57
2021-02-03 16:24:06 S 08 04 22.219 +09 04 24.60 V C57
2021-02-03 16:24:06 s 1 -95935.748 0 +374637.20 6440.0 C57
2021-02-03 18:54:06 S 08 04 14.842 +09 05 20.76 V C57
2021-02-03 18:54:06 s 1 -100685.24 8 +372026.94 9900.0 C57
2021-02-03 19:04:06 S 08 04 13.930 +09 05 18.67 V C57
2021-02-03 19:04:06 s 1 -100999.89 9 +371845.53 1770.0 C57
2021-02-03 20:14:06 S 08 04 10.879 +09 05 37.54 V C57
2021-02-03 20:14:06 s 1 -103195.31 0 +370549.85 3890.0 C57
2021-02-03 21:04:06 S 08 04 08.328 +09 05 56.36 V C57
2021-02-03 21:04:06 s 1 -104755.68 2 +369596.61 3440.0 C57
2021-02-03 21:34:06 S 08 04 07.003 +09 06 08.64 V C57
2021-02-03 21:34:06 s 1 -105688.73 5 +369013.55 2270.0 C57
2021-02-03 23:44:06 S 08 04 00.456 +09 06 55.66 V C57
2021-02-03 23:44:06 s 1 -109703.76 7 +366390.51 140.0 C57
2021-02-04 03:44:06 S 08 03 48.562 +09 08 07.30 V C57
2021-02-04 03:44:06 s 1 -116989.76 3 +361134.73 2540.0 C57
2021-02-04 03:54:06 S 08 03 48.146 +09 08 09.92 V C57
2021-02-04 03:54:06 s 1 -117289.62 5 +360904.07 1370.0 C57
2021-02-04 04:04:06 S 08 03 47.338 +09 08 16.87 V C57
2021-02-04 04:04:06 s 1 -117589.17 9 +360672.46 9710.0 C57
2021-02-04 04:14:06 S 08 03 46.949 +09 08 21.84 V C57
2021-02-04 04:14:06 s 1 -117888.42 5 +360439.93 7560.0 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)