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AstDyS ∴ Objects ∴ 1999NL57 ∴ Summary
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(40398) 1999NL57  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.3201 6.878e-09 au
e 0.261803 4.234e-08
i 13.508 4.04e-06 deg
Ω 159.723 1.481e-05 deg
ω 189.494 1.637e-05 deg
M 310.936 6.75e-06 deg

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Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7127 au
Aphelion 2.9275 au
Asc. node-Earth separation 1.92293 au
Desc. node-Earth separation 0.70907 au
Earth MOID 0.707 au
Orbital period 1290.79 days
Date of orbit computation  apr 23 19:54
Observational summary
Optical observations (Discarded) 1944 (6)
Radar observations (Discarded) 0 (0)
Arc length 11798.8 days
Unobserved 297 days

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Ephemeris at epoch 60425 MJD
Right Ascension 312.376 deg
Declination -5.04487 deg
V Magnitude 18.94 mag
Solar Elongation 81.75 deg
Galactic Latitude -28.48 deg
Rate 0.467 deg/day
Direction 72.074 deg

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