AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1991PB ∴ Summary
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(12721) 1991PB  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.33958 5.903e-09 au
e 0.246045 2.785e-08
i 2.591 2.986e-06 deg
Ω 150.072 7.059e-05 deg
ω 182.876 7.095e-05 deg
M 33.614 7.887e-06 deg

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Other useful info
Absolute Magnitude (H)    13.9 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7639 au
Aphelion 2.9152 au
Asc. node-Earth separation 1.92583 au
Desc. node-Earth separation 0.75355 au
Earth MOID 0.75347 au
Orbital period 1307.09 days
Date of orbit computation  apr 23 19:48
Observational summary
Optical observations (Discarded) 3065 (15)
Radar observations (Discarded) 0 (0)
Arc length 14329 days
Unobserved 130 days

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Ephemeris at epoch 60425 MJD
Right Ascension 34.2424 deg
Declination 12.0403 deg
V Magnitude 17.89 mag
Solar Elongation -1.91 deg
Galactic Latitude -45.67 deg
Rate 0.575 deg/day
Direction 71.284 deg

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