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AstDyS ∴ Objects ∴ 1997AL1 ∴ Summary
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(16785) 1997AL1  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.1605 1.609e-08 au
e 0.099549 3.558e-08
i 18.401 4.512e-06 deg
Ω 300.667 1.264e-05 deg
ω 89.339 2.709e-05 deg
M 26.387 2.287e-05 deg

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Other useful info
Absolute Magnitude (H)    11.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.8459 au
Aphelion 3.4751 au
Asc. node-Earth separation 2.1098 au
Desc. node-Earth separation 2.1493 au
Earth MOID 1.92677 au
Orbital period 2052.26 days
Date of orbit computation  apr 23 19:49
Observational summary
Optical observations (Discarded) 3257 (7)
Radar observations (Discarded) 0 (0)
Arc length 17030.9 days
Unobserved 49 days

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Ephemeris at epoch 60426 MJD
Right Ascension 55.5092 deg
Declination 31.1926 deg
V Magnitude 17.47 mag
Solar Elongation -26.79 deg
Galactic Latitude -18.89 deg
Rate 0.395 deg/day
Direction 83.672 deg

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