AstDyS-2

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AstDyS ∴ Objects ∴ 2001BT21 ∴ Summary
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(98878) 2001BT21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.87368 1.401e-08 au
e 0.04002 4.05e-08
i 1.828 4.241e-06 deg
Ω 16.524 0.0001157 deg
ω 218.054 0.0001262 deg
M 131.882 5.003e-05 deg

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Other useful info
Absolute Magnitude (H)    15.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7587 au
Aphelion 2.9887 au
Asc. node-Earth separation 1.96437 au
Desc. node-Earth separation 1.78074 au
Earth MOID 1.74729 au
Orbital period 1779.33 days
Date of orbit computation  feb 22 02:10
Observational summary
Optical observations (Discarded) 1313 (9)
Radar observations (Discarded) 0 (0)
Arc length 23056.8 days
Unobserved 138 days

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Ephemeris at epoch 60397 MJD
Right Ascension 8.10953 deg
Declination 3.30977 deg
V Magnitude 20.39 mag
Solar Elongation -1.3 deg
Galactic Latitude -59.22 deg
Rate 0.393 deg/day
Direction 66.148 deg

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