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
2021-01-24 23:04:06 S 08 16 02.731 +07 45 09.58 V C57
2021-01-24 23:04:06 s 1 -198897.99 0 +162911.78 3000.0 C57
2021-01-24 23:44:06 S 08 16 00.300 +07 45 19.04 V C57
2021-01-24 23:44:06 s 1 -198766.71 8 +160066.54 4120.0 C57
2021-01-25 00:04:06 S 08 15 59.479 +07 45 27.50 V C57
2021-01-25 00:04:06 s 1 -198691.08 3 +158635.89 2000.0 C57
2021-01-25 00:24:06 S 08 15 58.157 +07 45 36.29 V C57
2021-01-25 00:24:06 s 1 -198608.68 8 +157199.88 7930.0 C57
2021-01-25 00:34:06 S 08 15 57.362 +07 45 36.94 V C57
2021-01-25 00:34:06 s 1 -198564.93 3 +156479.86 1370.0 C57
2021-01-25 00:44:06 S 08 15 57.036 +07 45 37.37 V C57
2021-01-25 00:44:06 s 1 -198519.46 0 +155758.49 1770.0 C57
2021-01-25 01:24:06 S 08 15 54.646 +07 45 51.23 V C57
2021-01-25 01:24:06 s 1 -198320.20 9 +152859.54 2650.0 C57
2021-01-25 01:44:06 S 08 15 53.755 +07 46 00.84 V C57
2021-01-25 01:44:06 s 1 -198210.03 4 +151401.95 9420.0 C57
2021-01-25 02:24:06 S 08 15 51.242 +07 46 08.44 V C57
2021-01-25 02:24:06 s 1 -197968.20 0 +148470.52 4900.0 C57
2021-01-25 02:34:06 S 08 15 50.717 +07 46 14.74 V C57
2021-01-25 02:34:06 s 1 -197903.20 8 +147734.27 740.0 C57
2021-01-25 02:54:06 S 08 15 49.615 +07 46 23.05 V C57
2021-01-25 02:54:06 s 1 -197767.71 2 +146257.67 2660.0 C57
2021-01-25 03:04:06 S 08 15 49.272 +07 46 19.99 V C57
2021-01-25 03:04:06 s 1 -197697.18 8 +145517.33 8690.0 C57
2021-01-25 05:04:06 S 08 15 42.115 +07 47 08.74 V C57
2021-01-25 05:04:06 s 1 -196702.40 8 +136526.49 7770.0 C57
2021-01-25 05:24:06 S 08 15 41.290 +07 47 10.39 V C57
2021-01-25 05:24:06 s 1 -196509.19 0 +135008.77 7280.0 C57
2021-01-25 05:44:06 S 08 15 40.243 +07 47 13.31 V C57
2021-01-25 05:44:06 s 1 -196307.89 4 +133485.55 2440.0 C57
2021-01-25 06:14:06 S 08 15 38.362 +07 47 24.72 V C57
2021-01-25 06:14:06 s 1 -195990.59 6 +131190.34 2910.0 C57
2021-01-25 06:24:06 S 08 15 37.968 +07 47 27.17 V C57
2021-01-25 06:24:06 s 1 -195880.68 7 +130422.50 9040.0 C57
2021-01-25 06:34:06 S 08 15 37.171 +07 47 35.84 V C57
2021-01-25 06:34:06 s 1 -195768.68 7 +129653.28 1450.0 C57
2021-01-25 06:44:06 S 08 15 36.499 +07 47 39.26 V C57
2021-01-25 06:44:06 s 1 -195654.58 2 +128882.67 120.0 C57
2021-01-25 06:54:06 S 08 15 36.343 +07 47 36.85 V C57
2021-01-25 06:54:06 s 1 -195538.36 1 +128110.68 5020.0 C57
2021-01-25 07:04:06 S 08 15 35.688 +07 47 45.46 V C57
2021-01-25 07:04:06 s 1 -195420.01 0 +127337.30 6140.0 C57
2021-01-25 07:24:06 S 08 15 34.354 +07 47 50.78 V C57
2021-01-25 07:24:06 s 1 -195176.86 9 +125786.37 6930.0 C57
2021-01-25 07:34:06 S 08 15 33.974 +07 47 48.98 V C57
2021-01-25 07:34:06 s 1 -195052.05 3 +125008.83 6550.0 C57
2021-01-25 07:44:06 S 08 15 33.197 +07 47 48.52 V C57
2021-01-25 07:44:06 s 1 -194925.05 6 +124229.89 2290.0 C57
2021-01-25 10:04:06 S 08 15 25.159 +07 48 42.88 V C57
2021-01-25 10:04:06 s 1 -192910.45 0 +113178.52 1330.0 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)