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AstDyS ∴ Objects ∴ 2001TM257 ∴ Summary
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(258271) 2001TM257  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.58288 2.689e-08 au
e 0.083232 9.15e-08
i 4.881 8.35e-06 deg
Ω 116.575 9.909e-05 deg
ω 275.191 0.0001205 deg
M 23.438 7.688e-05 deg

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Other useful info
Absolute Magnitude (H)    17.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3679 au
Aphelion 2.7979 au
Asc. node-Earth separation 1.56086 au
Desc. node-Earth separation 1.56761 au
Earth MOID 1.37892 au
Orbital period 1516.19 days
Date of orbit computation  Oct 31 07:38
Observational summary
Optical observations (Discarded) 114 (2)
Radar observations (Discarded) 0 (0)
Arc length 6150.26 days
Unobserved 247 days

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Ephemeris at epoch 58591 MJD
Right Ascension 89.1621 deg
Declination 22.9214 deg
V Magnitude 22.49 mag
Solar Elongation -61.81 deg
Galactic Latitude -0.95 deg
Rate 0.371 deg/day
Direction 86.474 deg

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