AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Nephele ∴ Summary
Contact »
(431) Nephele  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.13733 7.561e-09 au
e 0.170451 2.479e-08
i 1.828 2.416e-06 deg
Ω 117.182 9.011e-05 deg
ω 217.474 9.05e-05 deg
M 5.256 1.014e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    9.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6026 au
Aphelion 3.6721 au
Asc. node-Earth separation 2.53865 au
Desc. node-Earth separation 1.66764 au
Earth MOID 1.59278 au
Orbital period 2029.73 days
Date of orbit computation  apr 23 19:45
Observational summary
Optical observations (Discarded) 8141 (91)
Radar observations (Discarded) 0 (0)
Arc length 45997.2 days
Unobserved 149 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 1.27953 deg
Declination -0.6463 deg
V Magnitude 14.56 mag
Solar Elongation 34.05 deg
Galactic Latitude -61.28 deg
Rate 0.431 deg/day
Direction 67.384 deg

More info »