AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998RG81 ∴ Summary
Contact »
(316731) 1998RG81  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.12077 2.638e-08 au
e 0.032576 1.266e-07
i 9.629 1.177e-05 deg
Ω 358.065 3.607e-05 deg
ω 353.056 0.0001362 deg
M 235.287 0.0001259 deg

More info »
Other useful info
Absolute Magnitude (H)    16.3 mag
Slope parameter (G)    0.15 mag
Perihelion 3.0191 au
Aphelion 3.2224 au
Asc. node-Earth separation 2.01636 au
Desc. node-Earth separation 2.2263 au
Earth MOID 2.01351 au
Orbital period 2013.68 days
Date of orbit computation  apr 23 20:56
Observational summary
Optical observations (Discarded) 175 (2)
Radar observations (Discarded) 0 (0)
Arc length 8958.95 days
Unobserved 395 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 227.376 deg
Declination -28.6859 deg
V Magnitude 21.04 mag
Solar Elongation 160.14 deg
Galactic Latitude 25.11 deg
Rate 0.182 deg/day
Direction -89.408 deg

More info »