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AstDyS ∴ Objects ∴ 1997PT4 ∴ Summary
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(221994) 1997PT4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.41938 7.643e-09 au
e 0.229857 4.306e-08
i 3.056 3.952e-06 deg
Ω 285.391 8.873e-05 deg
ω 92.757 8.929e-05 deg
M 352.215 9.851e-06 deg

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Other useful info
Absolute Magnitude (H)    16.4 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8633 au
Aphelion 2.9755 au
Asc. node-Earth separation 1.29983 au
Desc. node-Earth separation 1.28448 au
Earth MOID 0.86833 au
Orbital period 1374.53 days
Date of orbit computation  apr 23 20:36
Observational summary
Optical observations (Discarded) 772 (5)
Radar observations (Discarded) 0 (0)
Arc length 9026.26 days
Unobserved 730 days

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Ephemeris at epoch 60425 MJD
Right Ascension 20.2359 deg
Declination 10.6936 deg
V Magnitude 20.53 mag
Solar Elongation 12.41 deg
Galactic Latitude -51.51 deg
Rate 0.62 deg/day
Direction 67.979 deg

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