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AstDyS ∴ Objects ∴ 1997GQ21 ∴ Summary
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(37770) 1997GQ21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.19496 2.126e-08 au
e 0.078793 5.03e-08
i 4.766 5.05e-06 deg
Ω 207.087 5.17e-05 deg
ω 351.983 5.899e-05 deg
M 266.981 2.764e-05 deg

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Other useful info
Absolute Magnitude (H)    14.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.9432 au
Aphelion 3.4467 au
Asc. node-Earth separation 1.94147 au
Desc. node-Earth separation 2.44889 au
Earth MOID 1.94097 au
Orbital period 2085.92 days
Date of orbit computation  apr 23 19:54
Observational summary
Optical observations (Discarded) 1014 (14)
Radar observations (Discarded) 0 (0)
Arc length 9791.09 days
Unobserved 90 days

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Ephemeris at epoch 60427 MJD
Right Ascension 87.4099 deg
Declination 19.4859 deg
V Magnitude 20.87 mag
Solar Elongation -50.77 deg
Galactic Latitude -4.09 deg
Rate 0.301 deg/day
Direction 87.352 deg

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