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AstDyS ∴ Objects ∴ Roemera ∴ Summary
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(1657) Roemera  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.34719 4.154e-09 au
e 0.237517 2.821e-08
i 23.384 2.749e-06 deg
Ω 105.3 2.762e-06 deg
ω 54.263 5.781e-06 deg
M 190.908 5.016e-06 deg

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Other useful info
Absolute Magnitude (H)    13.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7897 au
Aphelion 2.9047 au
Asc. node-Earth separation 0.96233 au
Desc. node-Earth separation 1.55477 au
Earth MOID 0.87709 au
Orbital period 1313.47 days
Date of orbit computation  apr 23 19:46
Observational summary
Optical observations (Discarded) 12136 (249)
Radar observations (Discarded) 0 (0)
Arc length 33567.9 days
Unobserved 141 days

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Ephemeris at epoch 60427 MJD
Right Ascension 8.47584 deg
Declination -14.7373 deg
V Magnitude 18.95 mag
Solar Elongation 38.49 deg
Galactic Latitude -76.95 deg
Rate 0.369 deg/day
Direction 74.982 deg

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