AstDyS-2

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AstDyS ∴ Objects ∴ 1991GF9 ∴ Summary
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(21058) 1991GF9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.29372 5.862e-09 au
e 0.121599 2.932e-08
i 4.44 3.617e-06 deg
Ω 172.286 4.073e-05 deg
ω 89.559 4.359e-05 deg
M 126.652 1.553e-05 deg

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Other useful info
Absolute Magnitude (H)    15.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0148 au
Aphelion 2.5726 au
Asc. node-Earth separation 1.264 au
Desc. node-Earth separation 1.2568 au
Earth MOID 1.00522 au
Orbital period 1268.85 days
Date of orbit computation  apr 23 19:50
Observational summary
Optical observations (Discarded) 2091 (8)
Radar observations (Discarded) 0 (0)
Arc length 17109.5 days
Unobserved 100 days

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Ephemeris at epoch 60426 MJD
Right Ascension 40.6068 deg
Declination 13.1125 deg
V Magnitude 20.36 mag
Solar Elongation -6.82 deg
Galactic Latitude -41.58 deg
Rate 0.447 deg/day
Direction 73.303 deg

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