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
2021-02-02 16:04:06 S 08 05 35.069 +08 56 12.59 V C57
2021-02-02 16:04:06 s 1 -47361.623 0 +389247.20 5680.0 C57
2021-02-02 16:34:06 S 08 05 33.516 +08 56 22.63 V C57
2021-02-02 16:34:06 s 1 -48392.914 0 +389144.11 6630.0 C57
2021-02-02 16:54:06 S 08 05 32.359 +08 56 27.06 V C57
2021-02-02 16:54:06 s 1 -49079.860 0 +389070.76 3210.0 C57
2021-02-02 17:14:06 S 08 05 31.200 +08 56 37.75 V C57
2021-02-02 17:14:06 s 1 -49766.335 0 +388993.73 9190.0 C57
2021-02-02 17:34:06 S 08 05 30.461 +08 56 41.24 V C57
2021-02-02 17:34:06 s 1 -50452.332 0 +388913.00 4570.0 C57
2021-02-02 17:44:06 S 08 05 30.029 +08 56 42.97 V C57
2021-02-02 17:44:06 s 1 -50795.148 0 +388871.26 7030.0 C57
2021-02-02 17:54:06 S 08 05 29.419 +08 56 43.55 V C57
2021-02-02 17:54:06 s 1 -51137.843 0 +388828.59 9330.0 C57
2021-02-02 19:14:06 S 08 05 25.440 +08 57 11.16 V C57
2021-02-02 19:14:06 s 1 -53874.914 0 +388454.08 2010.0 C57
2021-02-02 19:34:06 S 08 05 24.317 +08 57 23.18 V C57
2021-02-02 19:34:06 s 1 -54557.905 0 +388351.24 3530.0 C57
2021-02-03 00:34:06 S 08 05 09.358 +08 59 04.81 V C57
2021-02-03 00:34:06 s 1 -64736.283 0 +386367.33 7930.0 C57
2021-02-03 01:04:06 S 08 05 07.968 +08 59 19.36 V C57
2021-02-03 01:04:06 s 1 -65746.791 0 +386123.48 1420.0 C57
2021-02-03 01:14:06 S 08 05 07.267 +08 59 16.04 V C57
2021-02-03 01:14:06 s 1 -66083.313 0 +386040.36 5490.0 C57
2021-02-03 01:24:06 S 08 05 06.773 +08 59 18.78 V C57
2021-02-03 01:24:06 s 1 -66419.675 0 +385956.32 9330.0 C57
2021-02-03 02:04:06 S 08 05 04.675 +08 59 36.60 V C57
2021-02-03 02:04:06 s 1 -67763.521 0 +385611.01 2470.0 C57
2021-02-03 02:14:06 S 08 05 04.080 +08 59 39.73 V C57
2021-02-03 02:14:06 s 1 -68099.078 0 +385522.39 5190.0 C57
2021-02-03 06:14:06 S 08 04 52.416 +09 01 01.34 V C57
2021-02-03 06:14:06 s 1 -76101.377 0 +383120.42 8520.0 C57
2021-02-03 06:24:06 S 08 04 51.809 +09 01 05.52 V C57
2021-02-03 06:24:06 s 1 -76432.588 0 +383008.87 5080.0 C57
2021-02-03 06:34:06 S 08 04 51.696 +09 01 06.13 V C57
2021-02-03 06:34:06 s 1 -76763.614 0 +382896.42 1370.0 C57
2021-02-03 06:44:06 S 08 04 50.954 +09 01 07.72 V C57
2021-02-03 06:44:06 s 1 -77094.454 0 +382783.04 7400.0 C57
2021-02-03 07:04:06 S 08 04 49.769 +09 01 16.00 V C57
2021-02-03 07:04:06 s 1 -77755.575 0 +382553.54 8640.0 C57
2021-02-03 07:14:06 S 08 04 49.517 +09 01 19.20 V C57
2021-02-03 07:14:06 s 1 -78085.853 0 +382437.42 3860.0 C57
2021-02-03 07:34:06 S 08 04 48.415 +09 01 26.65 V C57
2021-02-03 07:34:06 s 1 -78745.841 0 +382202.42 3470.0 C57
2021-02-03 07:44:06 S 08 04 47.729 +09 01 25.39 V C57
2021-02-03 07:44:06 s 1 -79075.549 0 +382083.54 7860.0 C57
2021-02-03 08:14:06 S 08 04 46.325 +09 01 38.68 V C57
2021-02-03 08:14:06 s 1 -80063.521 0 +381721.41 9360.0 C57
2021-02-03 08:54:06 S 08 04 44.374 +09 01 55.63 V C57
2021-02-03 08:54:06 s 1 -81378.093 0 +381225.74 720.0 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)