NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 2001HW15 ∴ Summary
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(516398) 2001HW15  ▹ 
SUMMARY
Keplerian elements at epoch
58200.0 MJD
Value 1-σ variation Units
a 1.52554 6.29e-09 au
e 0.253096 1.067e-07
i 18.989 2.044e-05 deg
Ω 56.513 1.662e-05 deg
ω 194.789 3.399e-05 deg
M 330.728 3.204e-05 deg

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Other useful info
Absolute Magnitude (H)    20.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.1394 au
Aphelion 1.9116 au
Asc. node-Earth separation 0.90127 au
Desc. node-Earth separation 0.13594 au
Earth MOID 0.13374 au
Orbital period 688.228 days
Date of orbit computation   May 7 11:16
Observational summary
Optical observations (Discarded) 176 (4)
Radar observations (Discarded) 0 (0)
Arc length 6195 days
Unobserved 52 days

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Ephemeris at epoch 58264 MJD
Right Ascension 327.793 deg
Declination -42.1199 deg
V Magnitude 19.93 mag
Solar Elongation 107.31 deg
Galactic Latitude -50.54 deg
Rate 1.292 deg/day
Direction 123.188 deg

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