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 10:04:07 S 08 29 01.090 +06 35 18.31 V C57
2021-01-15 10:04:07 s 1 +150279.17 8 +141105.84 3990.0 C57
2021-01-15 10:14:07 S 08 29 00.622 +06 35 23.24 V C57
2021-01-15 10:14:07 s 1 +150272.67 7 +141984.27 650.0 C57
2021-01-15 10:24:07 S 08 29 00.449 +06 35 26.70 V C57
2021-01-15 10:24:07 s 1 +150263.78 4 +142860.45 3210.0 C57
2021-01-15 10:34:07 S 08 28 59.743 +06 35 34.98 V C57
2021-01-15 10:34:07 s 1 +150252.51 7 +143734.37 1720.0 C57
2021-01-15 10:44:07 S 08 28 59.078 +06 35 30.44 V C57
2021-01-15 10:44:07 s 1 +150238.89 9 +144606.04 6190.0 C57
2021-01-15 11:04:07 S 08 28 57.905 +06 35 37.03 V C57
2021-01-15 11:04:07 s 1 +150204.68 4 +146342.67 3190.0 C57
2021-01-15 11:34:07 S 08 28 56.254 +06 35 50.06 V C57
2021-01-15 11:34:07 s 1 +150136.20 7 +148930.90 9320.0 C57
2021-01-15 12:54:07 S 08 28 52.241 +06 36 08.96 V C57
2021-01-15 12:54:07 s 1 +149856.51 5 +155735.75 2710.0 C57
2021-01-15 13:04:07 S 08 28 51.725 +06 36 13.46 V C57
2021-01-15 13:04:07 s 1 +149811.94 7 +156576.52 4180.0 C57
2021-01-15 13:14:07 S 08 28 51.082 +06 36 12.60 V C57
2021-01-15 13:14:07 s 1 +149765.30 1 +157415.13 2090.0 C57
2021-01-15 13:44:07 S 08 28 49.822 +06 36 28.62 V C57
2021-01-15 13:44:07 s 1 +149613.06 5 +159918.01 4740.0 C57
2021-01-15 14:14:07 S 08 28 48.377 +06 36 33.88 V C57
2021-01-15 14:14:07 s 1 +149442.72 3 +162401.59 6370.0 C57
2021-01-15 14:24:07 S 08 28 47.779 +06 36 33.16 V C57
2021-01-15 14:24:07 s 1 +149381.99 4 +163225.18 140.0 C57
2021-01-15 14:34:07 S 08 28 47.100 +06 36 38.88 V C57
2021-01-15 14:34:07 s 1 +149319.31 6 +164046.65 580.0 C57
2021-01-15 14:44:07 S 08 28 46.939 +06 36 38.30 V C57
2021-01-15 14:44:07 s 1 +149254.70 5 +164866.00 7700.0 C57
2021-01-15 15:04:07 S 08 28 45.554 +06 36 43.38 V C57
2021-01-15 15:04:07 s 1 +149119.74 3 +166498.36 2100.0 C57
2021-01-15 15:24:07 S 08 28 44.662 +06 36 56.59 V C57
2021-01-15 15:24:07 s 1 +148977.22 9 +168122.31 3550.0 C57
2021-01-15 15:44:07 S 08 28 43.685 +06 36 58.39 V C57
2021-01-15 15:44:07 s 1 +148827.27 8 +169737.90 2260.0 C57
2021-01-15 15:54:07 S 08 28 42.893 +06 37 03.29 V C57
2021-01-15 15:54:07 s 1 +148749.55 0 +170542.57 6890.0 C57
2021-01-15 16:04:07 S 08 28 42.283 +06 37 09.34 V C57
2021-01-15 16:04:07 s 1 +148670.00 5 +171345.16 8410.0 C57
2021-01-15 16:14:07 S 08 28 42.000 +06 37 12.04 V C57
2021-01-15 16:14:07 s 1 +148588.65 8 +172145.68 6830.0 C57
2021-01-15 16:44:07 S 08 28 40.555 +06 37 21.04 V C57
2021-01-15 16:44:07 s 1 +148333.94 1 +174534.87 3800.0 C57
2021-01-15 16:54:07 S 08 28 39.948 +06 37 17.87 V C57
2021-01-15 16:54:07 s 1 +148245.52 1 +175327.16 90.0 C57
2021-01-15 17:04:07 S 08 28 39.434 +06 37 24.10 V C57
2021-01-15 17:04:07 s 1 +148155.36 6 +176117.41 3410.0 C57
2021-01-15 17:14:07 S 08 28 38.837 +06 37 25.07 V C57
2021-01-15 17:14:07 s 1 +148063.48 9 +176905.61 3770.0 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)