NEODyS-2

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(275545) 1998UN1  ▹ 
SUMMARY
Keplerian elements
(Epoch 59600.0 MJD)
Value 1-σ variation Units
a 1.51358 4.938e-09 au
e 0.220754 9.938e-08
i 32.425 1.553e-05 deg
Ω 217.865 1.219e-05 deg
ω 87.708 3.599e-05 deg
M 227.574 3.627e-05 deg

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Other useful info
Absolute Magnitude (H)    18.1 mag
Slope parameter (G)    0.15 mag
Perihelion distance 1.1795 au
Aphelion distance 1.8477 au
Asc. node-Earth separation 0.42102 au
Desc. node-Earth separation 0.4607 au
Earth MOID 0.3785 au
Orbital period 680.153 days
Date of orbit computation   Oct 20 12:21
Observational summary
Optical observations (Discarded) 272 (6)
Radar observations (Discarded) 0 (0)
Arc length 6295 days
Unobserved 2197 days

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Ephemeris
(Epoch 59597 MJD)
Right Ascension 179.623 deg
Declination -41.5655 deg
V Magnitude 21.41 mag
Solar Elongation 96.67 deg
Galactic Latitude 20.22 deg
Rate 0.291 deg/day
Direction 148.493 deg

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