AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999RM4 ∴ Summary
Contact »
(257591) 1999RM4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.95528 2.53e-08 au
e 0.113138 4.873e-08
i 1.285 5.374e-06 deg
Ω 167.121 0.0002376 deg
ω 251.096 0.0002394 deg
M 239.665 2.404e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6209 au
Aphelion 3.2896 au
Asc. node-Earth separation 2.03599 au
Desc. node-Earth separation 1.80789 au
Earth MOID 1.63374 au
Orbital period 1855.65 days
Date of orbit computation  apr 23 20:44
Observational summary
Optical observations (Discarded) 374 (2)
Radar observations (Discarded) 0 (0)
Arc length 8707.95 days
Unobserved 309 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 312.798 deg
Declination -16.5221 deg
V Magnitude 22.28 mag
Solar Elongation 85.27 deg
Galactic Latitude -33.75 deg
Rate 0.205 deg/day
Direction 73.567 deg

More info »