NEODyS-2

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(1916) Boreas  ▹ 
SUMMARY
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 2.27254 2.784e-09 au
e 0.449441 3.276e-08
i 12.88 4.184e-06 deg
Ω 340.604 1.135e-05 deg
ω 335.876 1.182e-05 deg
M 222.5 5.27e-06 deg

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Other useful info
Absolute Magnitude (H)    14.9 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.2512 au
Aphelion distance 3.2939 au
Asc. node-Earth separation 0.27774 au
Desc. node-Earth separation 2.08399 au
Earth MOID 0.2528 au
Orbital period 1251.31 days
Date of orbit computation   mag 16 14:34
Observational summary
Optical observations (Discarded) 1989 (12)
Radar observations (Discarded) 0 (0)
Arc length 25812 days
Unobserved 23 days

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Ephemeris
(Epoch 60457 MJD)
Right Ascension 145.96 deg
Declination 13.0989 deg
V Magnitude 20.73 mag
Solar Elongation -77.94 deg
Galactic Latitude 44.08 deg
Rate 0.18 deg/day
Direction 118.58 deg

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