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AstDyS ∴ Objects ∴ 2001SM221 ∴ Summary
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(334195) 2001SM221  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.56282 1.706e-08 au
e 0.191924 5.904e-08
i 9.276 1.006e-05 deg
Ω 180.469 4.64e-05 deg
ω 256.62 5.778e-05 deg
M 127.177 3.555e-05 deg

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Other useful info
Absolute Magnitude (H)    17.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.071 au
Aphelion 3.0547 au
Asc. node-Earth separation 1.58713 au
Desc. node-Earth separation 1.3607 au
Earth MOID 1.10912 au
Orbital period 1498.56 days
Date of orbit computation  feb 22 03:01
Observational summary
Optical observations (Discarded) 142 (0)
Radar observations (Discarded) 0 (0)
Arc length 7729.18 days
Unobserved 519 days

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Ephemeris at epoch 60420 MJD
Right Ascension 229.182 deg
Declination -8.51151 deg
V Magnitude 21.92 mag
Solar Elongation 158.92 deg
Galactic Latitude 39.92 deg
Rate 0.213 deg/day
Direction -60.452 deg

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