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
2021-02-04 04:24:06 S 08 03 46.500 +09 08 28.14 V C57
2021-02-04 04:24:06 s 1 -118187.36 2 +360206.45 4920.0 C57
2021-02-04 04:44:06 S 08 03 45.838 +09 08 32.93 V C57
2021-02-04 04:44:06 s 1 -118784.30 5 +359736.68 8170.0 C57
2021-02-04 04:54:06 S 08 03 45.278 +09 08 28.39 V C57
2021-02-04 04:54:06 s 1 -119082.30 8 +359500.39 4060.0 C57
2021-02-04 05:04:06 S 08 03 44.796 +09 08 37.57 V C57
2021-02-04 05:04:06 s 1 -119379.99 8 +359263.17 9440.0 C57
2021-02-04 05:44:06 S 08 03 42.701 +09 08 52.19 V C57
2021-02-04 05:44:06 s 1 -120567.60 1 +358304.87 5970.0 C57
2021-02-04 06:34:06 S 08 03 39.967 +09 09 04.79 V C57
2021-02-04 06:34:06 s 1 -122044.91 9 +357085.84 5210.0 C57
2021-02-04 07:24:06 S 08 03 37.987 +09 09 21.96 V C57
2021-02-04 07:24:06 s 1 -123514.12 4 +355843.27 1510.0 C57
2021-02-04 08:24:06 S 08 03 34.670 +09 09 45.40 V C57
2021-02-04 08:24:06 s 1 -125266.26 2 +354321.06 9630.0 C57
2021-02-04 09:04:06 S 08 03 33.029 +09 10 01.24 V C57
2021-02-04 09:04:06 s 1 -126427.62 8 +353287.35 4270.0 C57
2021-02-04 09:24:06 S 08 03 31.834 +09 10 00.73 V C57
2021-02-04 09:24:06 s 1 -127006.26 5 +352764.81 8300.0 C57
2021-02-04 09:34:06 S 08 03 31.565 +09 10 06.74 V C57
2021-02-04 09:34:06 s 1 -127295.06 8 +352502.12 9490.0 C57
2021-02-04 15:34:06 S 08 03 14.047 +09 12 06.37 V C57
2021-02-04 15:34:06 s 1 -137452.67 3 +342410.70 5260.0 C57
2021-02-04 16:54:06 S 08 03 09.826 +09 12 35.06 V C57
2021-02-04 16:54:06 s 1 -139643.38 2 +339999.32 430.0 C57
2021-02-04 17:04:06 S 08 03 09.451 +09 12 38.88 V C57
2021-02-04 17:04:06 s 1 -139915.43 3 +339693.55 4400.0 C57
2021-02-04 17:14:06 S 08 03 08.952 +09 12 36.79 V C57
2021-02-04 17:14:06 s 1 -140187.08 1 +339386.81 7710.0 C57
2021-02-04 17:24:06 S 08 03 08.398 +09 12 46.33 V C57
2021-02-04 17:24:06 s 1 -140458.32 6 +339079.11 350.0 C57
2021-02-04 17:34:06 S 08 03 07.625 +09 12 50.33 V C57
2021-02-04 17:34:06 s 1 -140729.16 6 +338770.43 2330.0 C57
2021-02-04 18:04:06 S 08 03 06.530 +09 12 59.76 V C57
2021-02-04 18:04:06 s 1 -141539.24 6 +337838.58 4260.0 C57
2021-02-04 18:44:06 S 08 03 04.675 +09 13 12.40 V C57
2021-02-04 18:44:06 s 1 -142613.60 5 +336582.52 7380.0 C57
2021-02-04 19:04:06 S 08 03 03.230 +09 13 18.98 V C57
2021-02-04 19:04:06 s 1 -143148.29 6 +335948.66 9840.0 C57
2021-02-04 19:44:06 S 08 03 01.450 +09 13 27.80 V C57
2021-02-04 19:44:06 s 1 -144212.64 6 +334669.23 6460.0 C57
2021-02-04 22:34:06 S 08 02 53.323 +09 14 25.40 V C57
2021-02-04 22:34:06 s 1 -148659.31 9 +329056.96 9990.0 C57
2021-02-04 22:44:06 S 08 02 53.172 +09 14 33.90 V C57
2021-02-04 22:44:06 s 1 -148916.91 8 +328717.98 80.0 C57
2021-02-04 23:13:36 C 08 02 48.70 +09 14 15.1 o K95
2021-02-04 23:24:06 S 08 02 50.875 +09 14 46.39 V C57
2021-02-04 23:24:06 s 1 -149942.79 5 +327352.19 2920.0 C57
2021-02-04 23:29:34 C 08 02 47.98 +09 14 21.2 o K95
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)