AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998UM25 ∴ Summary
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(52991) 1998UM25  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.28494 1.058e-08 au
e 0.115065 5.209e-08
i 6.236 6.011e-06 deg
Ω 182.063 3.828e-05 deg
ω 201.452 4.428e-05 deg
M 290.148 2.221e-05 deg

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Other useful info
Absolute Magnitude (H)    15.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.022 au
Aphelion 2.5479 au
Asc. node-Earth separation 1.52677 au
Desc. node-Earth separation 1.03364 au
Earth MOID 1.02546 au
Orbital period 1261.57 days
Date of orbit computation  Oct 31 05:30
Observational summary
Optical observations (Discarded) 895 (10)
Radar observations (Discarded) 0 (0)
Arc length 7295.14 days
Unobserved 209 days

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Ephemeris at epoch 58561 MJD
Right Ascension 355.095 deg
Declination -1.44032 deg
V Magnitude 19.74 mag
Solar Elongation 2.98 deg
Galactic Latitude -59.18 deg
Rate 0.562 deg/day
Direction 69.251 deg

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