NEODyS-2

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(1916) Boreas  ▹ 
SUMMARY
Keplerian elements
(Epoch 59000.0 MJD)
Value 1-σ variation Units
a 2.27309 2.919e-09 au
e 0.449641 3.625e-08
i 12.88 4.542e-06 deg
Ω 340.599 1.293e-05 deg
ω 335.867 1.338e-05 deg
M 179.698 4.832e-06 deg

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Other useful info
Absolute Magnitude (H)    14.9 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.251 au
Aphelion distance 3.2952 au
Asc. node-Earth separation 0.27775 au
Desc. node-Earth separation 2.08447 au
Earth MOID 0.25284 au
Orbital period 1251.76 days
Date of orbit computation   Dec 22 15:08
Observational summary
Optical observations (Discarded) 1592 (11)
Radar observations (Discarded) 0 (0)
Arc length 24583 days
Unobserved 34 days

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Ephemeris
(Epoch 59239 MJD)
Right Ascension 183.216 deg
Declination -3.61581 deg
V Magnitude 19.92 mag
Solar Elongation 120.54 deg
Galactic Latitude 57.88 deg
Rate 0.057 deg/day
Direction -142.208 deg

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