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
2021-01-16 08:44:07 S 08 27 49.234 +06 41 58.78 V C57
2021-01-16 08:44:07 s 1 +133448.13 4 +241951.27 1760.0 C57
2021-01-16 08:46:51 C 08 27 31.29 +06 41 18.8 V T05
2021-01-16 09:04:07 S 08 27 48.542 +06 42 04.72 V C57
2021-01-16 09:04:07 s 1 +133027.58 3 +243183.80 4970.0 C57
2021-01-16 09:14:07 S 08 27 47.810 +06 42 03.20 V C57
2021-01-16 09:14:07 s 1 +132815.95 8 +243797.63 9240.0 C57
2021-01-16 09:24:07 S 08 27 46.920 +06 42 03.38 V C57
2021-01-16 09:24:07 s 1 +132603.44 0 +244409.83 1970.0 C57
2021-01-16 09:25:33 C 08 27 29.06 +06 41 29.8 V T05
2021-01-16 09:34:07 S 08 27 46.183 +06 42 08.60 V C57
2021-01-16 09:34:07 s 1 +132390.03 5 +245020.42 3160.0 C57
2021-01-16 10:54:07 S 08 27 42.466 +06 42 33.01 V C57
2021-01-16 10:54:07 s 1 +130651.50 3 +249847.31 8580.0 C57
2021-01-16 11:04:07 S 08 27 41.695 +06 42 40.00 V C57
2021-01-16 11:04:07 s 1 +130430.35 4 +250443.49 6370.0 C57
2021-01-16 11:44:07 S 08 27 39.701 +06 42 46.94 V C57
2021-01-16 11:44:07 s 1 +129537.46 3 +252812.42 3190.0 C57
2021-01-16 11:54:07 S 08 27 38.846 +06 42 57.71 V C57
2021-01-16 11:54:07 s 1 +129312.19 2 +253400.72 3850.0 C57
2021-01-16 12:04:07 S 08 27 38.280 +06 42 53.46 V C57
2021-01-16 12:04:07 s 1 +129086.11 1 +253987.45 3110.0 C57
2021-01-16 12:14:07 S 08 27 37.754 +06 42 54.83 V C57
2021-01-16 12:14:07 s 1 +128859.22 5 +254572.62 970.0 C57
2021-01-16 12:24:07 S 08 27 37.214 +06 43 02.86 V C57
2021-01-16 12:24:07 s 1 +128631.53 9 +255156.23 7450.0 C57
2021-01-16 12:34:07 S 08 27 36.588 +06 43 03.14 V C57
2021-01-16 12:34:07 s 1 +128403.05 7 +255738.28 2540.0 C57
2021-01-16 12:54:07 S 08 27 35.278 +06 43 07.93 V C57
2021-01-16 12:54:07 s 1 +127943.72 8 +256897.71 8640.0 C57
2021-01-16 13:04:07 S 08 27 35.076 +06 43 11.28 V C57
2021-01-16 13:04:07 s 1 +127712.89 0 +257475.11 9650.0 C57
2021-01-16 13:14:07 S 08 27 34.690 +06 43 14.30 V C57
2021-01-16 13:14:07 s 1 +127481.27 5 +258050.96 9320.0 C57
2021-01-16 13:24:07 S 08 27 33.845 +06 43 20.24 V C57
2021-01-16 13:24:07 s 1 +127248.88 9 +258625.26 7650.0 C57
2021-01-16 13:44:07 S 08 27 32.897 +06 43 24.38 V C57
2021-01-16 13:44:07 s 1 +126781.81 9 +259769.26 330.0 C57
2021-01-16 14:04:07 S 08 27 31.814 +06 43 31.19 V C57
2021-01-16 14:04:07 s 1 +126311.71 6 +260907.14 7750.0 C57
2021-01-16 14:14:07 S 08 27 31.488 +06 43 33.35 V C57
2021-01-16 14:14:07 s 1 +126075.53 9 +261473.78 9510.0 C57
2021-01-16 14:34:07 S 08 27 30.478 +06 43 42.31 V C57
2021-01-16 14:34:07 s 1 +125600.95 5 +262602.50 9150.0 C57
2021-01-16 14:44:07 S 08 27 29.762 +06 43 41.92 V C57
2021-01-16 14:44:07 s 1 +125362.55 6 +263164.58 7060.0 C57
2021-01-16 15:14:07 S 08 27 28.342 +06 43 51.74 V C57
2021-01-16 15:14:07 s 1 +124642.98 9 +264841.76 3180.0 C57
2021-01-16 15:24:07 S 08 27 27.660 +06 43 52.90 V C57
2021-01-16 15:24:07 s 1 +124401.69 0 +265397.80 6050.0 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)