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 15:34:07 S 08 27 26.926 +06 43 59.30 V C57
2021-01-16 15:34:07 s 1 +124159.67 6 +265952.34 7680.0 C57
2021-01-16 16:24:07 S 08 27 24.199 +06 44 14.68 V C57
2021-01-16 16:24:07 s 1 +122939.03 4 +268702.60 7470.0 C57
2021-01-16 16:34:07 S 08 27 23.443 +06 44 15.32 V C57
2021-01-16 16:34:07 s 1 +122692.82 0 +269248.19 1800.0 C57
2021-01-16 16:44:07 S 08 27 23.105 +06 44 20.87 V C57
2021-01-16 16:44:07 s 1 +122445.91 9 +269792.29 4950.0 C57
2021-01-16 16:54:07 S 08 27 22.361 +06 44 22.16 V C57
2021-01-16 16:54:07 s 1 +122198.33 7 +270334.92 6900.0 C57
2021-01-16 17:04:07 S 08 27 22.104 +06 44 21.84 V C57
2021-01-16 17:04:07 s 1 +121950.07 7 +270876.06 7680.0 C57
2021-01-16 17:34:07 S 08 27 20.210 +06 44 30.26 V C57
2021-01-16 17:34:07 s 1 +121201.26 8 +272490.67 3020.0 C57
2021-01-17 10:02:26 C 08 26 06.96 +06 48 38.4 V T05
2021-01-17 10:32:38 C 08 26 05.24 +06 48 48.0 V T05
2021-01-17 10:37:15 C 08 26 04.97 +06 48 48.9 V T05
2021-01-17 10:41:15 C 08 26 04.74 +06 48 50.2 V T05
2021-01-17 22:59:33 C 08 25 23.75 +06 52 25.8 V 130
2021-01-17 23:01:42 C 08 25 23.61 +06 52 26.3 V 130
2021-01-17 23:03:52 C 08 25 23.49 +06 52 26.9 V 130
2021-01-17 23:06:00 C 08 25 23.37 +06 52 27.2 V 130
2021-01-18 10:25:25 C 08 24 45.57 +06 55 52.1 V T08
2021-01-18 10:28:46 C 08 24 45.37 +06 55 54.0 V T08
2021-01-18 10:58:27 C 08 24 43.66 +06 56 02.3 V T08
2021-01-18 11:27:10 C 08 24 42.01 +06 56 11.4 V T08
2021-01-18 20:44:07 S 08 24 28.394 +06 59 43.01 V C57
2021-01-18 20:44:07 s 1 +25555.441 0 +377776.43 7170.0 C57
2021-01-18 21:04:07 S 08 24 27.408 +06 59 44.52 V C57
2021-01-18 21:04:07 s 1 +24866.846 0 +378120.49 7590.0 C57
2021-01-18 21:24:07 S 08 24 25.860 +06 59 55.72 V C57
2021-01-18 21:24:07 s 1 +24177.941 0 +378460.55 7410.0 C57
2021-01-18 21:34:07 S 08 24 25.625 +06 59 50.71 V C57
2021-01-18 21:34:07 s 1 +23833.374 0 +378629.09 7090.0 C57
2021-01-18 21:44:07 S 08 24 25.169 +06 59 55.54 V C57
2021-01-18 21:44:07 s 1 +23488.733 0 +378796.63 6630.0 C57
2021-01-18 21:54:07 S 08 24 24.523 +06 59 59.71 V C57
2021-01-18 21:54:07 s 1 +23144.018 0 +378963.17 6020.0 C57
2021-01-18 22:04:07 S 08 24 23.885 +07 00 06.19 V C57
2021-01-18 22:04:07 s 1 +22799.231 0 +379128.72 5270.0 C57
2021-01-18 22:14:07 S 08 24 23.510 +07 00 08.53 V C57
2021-01-18 22:14:07 s 1 +22454.372 0 +379293.27 4380.0 C57
2021-01-18 22:54:07 S 08 24 20.978 +07 00 17.14 V C57
2021-01-18 22:54:07 s 1 +21074.238 0 +379941.56 9420.0 C57
2021-01-18 23:04:07 S 08 24 20.251 +07 00 22.14 V C57
2021-01-18 23:04:07 s 1 +20729.035 0 +380101.15 7840.0 C57
2021-01-18 23:24:07 S 08 24 19.109 +07 00 30.71 V C57
2021-01-18 23:24:07 s 1 +20038.432 0 +380417.37 4290.0 C57
2021-01-18 23:34:07 S 08 24 18.494 +07 00 33.16 V C57
2021-01-18 23:34:07 s 1 +19693.034 0 +380573.99 2320.0 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)