AstDyS-2

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AstDyS ∴ Objects ∴ 1997TD28 ∴ Summary
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(21371) 1997TD28  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 5.21468 7.924e-08 au
e 0.072416 4.336e-08
i 7.877 4.998e-06 deg
Ω 61.305 3.778e-05 deg
ω 57.7 5.872e-05 deg
M 341.369 4.634e-05 deg

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Other useful info
Absolute Magnitude (H)    11.9 mag
Slope parameter (G)    0.15 mag
Perihelion 4.8371 au
Aphelion 5.5923 au
Asc. node-Earth separation 4.00761 au
Desc. node-Earth separation 4.38351 au
Earth MOID 3.86193 au
Orbital period 4349.51 days
Date of orbit computation  feb 22 01:54
Observational summary
Optical observations (Discarded) 1466 (4)
Radar observations (Discarded) 0 (0)
Arc length 11985 days
Unobserved 76 days

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Ephemeris at epoch 60416 MJD
Right Ascension 87.95 deg
Declination 27.8762 deg
V Magnitude 19.64 mag
Solar Elongation -62.11 deg
Galactic Latitude 0.62 deg
Rate 0.171 deg/day
Direction 89.897 deg

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