AstDyS-2

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AstDyS ∴ Objects ∴ 1998TF21 ∴ Summary
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(49253) 1998TF21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.61603 1.021e-08 au
e 0.038647 4.182e-08
i 4.568 3.989e-06 deg
Ω 22.899 4.36e-05 deg
ω 127.309 6.609e-05 deg
M 252.902 4.78e-05 deg

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Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5149 au
Aphelion 2.7171 au
Asc. node-Earth separation 1.67868 au
Desc. node-Earth separation 1.54967 au
Earth MOID 1.52806 au
Orbital period 1545.47 days
Date of orbit computation  apr 23 19:56
Observational summary
Optical observations (Discarded) 1722 (16)
Radar observations (Discarded) 0 (0)
Arc length 10094.7 days
Unobserved 139 days

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Ephemeris at epoch 60426 MJD
Right Ascension 39.5108 deg
Declination 16.7215 deg
V Magnitude 20.01 mag
Solar Elongation -6.55 deg
Galactic Latitude -39.09 deg
Rate 0.432 deg/day
Direction 70.586 deg

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