AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Anacostia ∴ Summary
Contact »
(980) Anacostia  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.74122 6.919e-09 au
e 0.201988 3.243e-08
i 15.895 4.04e-06 deg
Ω 285.773 1.425e-05 deg
ω 69.762 1.713e-05 deg
M 206.441 1.064e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    7.9 mag
Slope parameter (G)    0.06 mag
Perihelion 2.1875 au
Aphelion 3.2949 au
Asc. node-Earth separation 1.44092 au
Desc. node-Earth separation 1.84436 au
Earth MOID 1.23738 au
Orbital period 1657.73 days
Date of orbit computation  apr 23 19:46
Observational summary
Optical observations (Discarded) 3579 (49)
Radar observations (Discarded) 0 (0)
Arc length 38809.4 days
Unobserved 34 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 179.213 deg
Declination -23.8846 deg
V Magnitude 13 mag
Solar Elongation -145.91 deg
Galactic Latitude 37.31 deg
Rate 0.179 deg/day
Direction -46.215 deg

More info »