NEODyS-2

Near Earth Objects - Dynamic Site
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(1916) Boreas  ▹ 
SUMMARY
Keplerian elements at epoch
57800.0 MJD
Value 1-σ variation Units
a 2.27197 2.78e-09 au
e 0.449928 4.889e-08
i 12.887 5.52e-06 deg
Ω 340.642 1.368e-05 deg
ω 335.86 1.473e-05 deg
M 194.541 5.831e-06 deg

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Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 1.2497 au
Aphelion 3.2942 au
Asc. node-Earth separation 0.27689 au
Desc. node-Earth separation 2.08329 au
Earth MOID 0.25201 au
Orbital period 1250.85 days
Date of orbit computation   May 15 15:34
Observational summary
Optical observations (Discarded) 1142 (12)
Radar observations (Discarded) 0 (0)
Arc length 23217 days
Unobserved 58 days

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Ephemeris at epoch 57897 MJD
Right Ascension 140.03 deg
Declination 16.8245 deg
V Magnitude 20.78 mag
Solar Elongation -74.41 deg
Galactic Latitude 40.29 deg
Rate 0.189 deg/day
Direction 118.038 deg

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