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AstDyS ∴ Objects ∴ 2001SM257 ∴ Summary
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(194118) 2001SM257  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.37117 1.303e-08 au
e 0.174462 4.9e-08
i 2.376 5.86e-06 deg
Ω 72.499 0.0001578 deg
ω 228.452 0.000159 deg
M 122.852 2.2e-05 deg

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Other useful info
Absolute Magnitude (H)    17.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9575 au
Aphelion 2.7848 au
Asc. node-Earth separation 1.61438 au
Desc. node-Earth separation 1.04658 au
Earth MOID 0.9427 au
Orbital period 1333.65 days
Date of orbit computation  feb 22 02:31
Observational summary
Optical observations (Discarded) 362 (3)
Radar observations (Discarded) 0 (0)
Arc length 8095.86 days
Unobserved 150 days

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Ephemeris at epoch 60419 MJD
Right Ascension 66.9774 deg
Declination 22.0897 deg
V Magnitude 22.62 mag
Solar Elongation -39.66 deg
Galactic Latitude -18.17 deg
Rate 0.389 deg/day
Direction 80.172 deg

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