NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1999YA ∴ Summary
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(331509) 1999YA  ▹ 
SUMMARY
Keplerian elements at epoch
57800.0 MJD
Value 1-σ variation Units
a 1.67688 6.43e-09 au
e 0.339335 6.618e-08
i 38.236 1.565e-05 deg
Ω 106.195 1.211e-05 deg
ω 265.559 2.313e-05 deg
M 10.721 1.765e-05 deg

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Other useful info
Absolute Magnitude (H)    18.2 mag
Slope parameter (G)    0.15 mag
Perihelion 1.1079 au
Aphelion 2.2459 au
Asc. node-Earth separation 0.5408 au
Desc. node-Earth separation 0.42976 au
Earth MOID 0.36869 au
Orbital period 793.142 days
Date of orbit computation   Nov 18 15:36
Observational summary
Optical observations (Discarded) 196 (1)
Radar observations (Discarded) 0 (0)
Arc length 6047 days
Unobserved 266 days

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Ephemeris at epoch 57841 MJD
Right Ascension 46.8475 deg
Declination 2.55016 deg
V Magnitude 21.33 mag
Solar Elongation -39.22 deg
Galactic Latitude -45.8 deg
Rate 0.944 deg/day
Direction 56.77 deg

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