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AstDyS ∴ Objects ∴ 1991PH9 ∴ Summary
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(58183) 1991PH9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.66434 1.277e-08 au
e 0.275932 4.929e-08
i 13.111 6.369e-06 deg
Ω 326.229 1.967e-05 deg
ω 39.079 2.18e-05 deg
M 150.742 1.103e-05 deg

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Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9292 au
Aphelion 3.3995 au
Asc. node-Earth separation 1.01552 au
Desc. node-Earth separation 2.14519 au
Earth MOID 0.94353 au
Orbital period 1588.48 days
Date of orbit computation  apr 23 19:58
Observational summary
Optical observations (Discarded) 1074 (3)
Radar observations (Discarded) 0 (0)
Arc length 13308.8 days
Unobserved 44 days

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Ephemeris at epoch 60425 MJD
Right Ascension 155.034 deg
Declination 3.10503 deg
V Magnitude 20.46 mag
Solar Elongation -120.54 deg
Galactic Latitude 46.61 deg
Rate 0.026 deg/day
Direction -76.447 deg

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