AstDyS-2

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AstDyS ∴ Objects ∴ 1997AN4 ∴ Summary
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(13187) 1997AN4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.26747 5.717e-09 au
e 0.138123 2.614e-08
i 0.971 3.011e-06 deg
Ω 285.576 0.0002068 deg
ω 312.396 0.0002073 deg
M 251.893 1.468e-05 deg

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Other useful info
Absolute Magnitude (H)    15.2 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9543 au
Aphelion 2.5807 au
Asc. node-Earth separation 1.01887 au
Desc. node-Earth separation 1.4688 au
Earth MOID 0.94232 au
Orbital period 1247.13 days
Date of orbit computation  apr 23 19:48
Observational summary
Optical observations (Discarded) 2485 (12)
Radar observations (Discarded) 0 (0)
Arc length 11915.1 days
Unobserved 61 days

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Ephemeris at epoch 60427 MJD
Right Ascension 101.213 deg
Declination 22.7806 deg
V Magnitude 20.29 mag
Solar Elongation -63.43 deg
Galactic Latitude 8.8 deg
Rate 0.367 deg/day
Direction 94.86 deg

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