NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1998XM4 ∴ Summary
Contact »
(85818) 1998XM4  ▹ 
SUMMARY
Keplerian elements at epoch
58200.0 MJD
Value 1-σ variation Units
a 1.65672 9.764e-09 au
e 0.416487 2.586e-08
i 62.718 7.546e-06 deg
Ω 235.655 3.28e-06 deg
ω 301.273 7.628e-06 deg
M 277.058 1.461e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.4 mag
Slope parameter (G)    0.15 mag
Perihelion 0.9667 au
Aphelion 2.3467 au
Asc. node-Earth separation 0.11494 au
Desc. node-Earth separation 0.75772 au
Earth MOID 0.10895 au
Orbital period 778.883 days
Date of orbit computation   Feb 7 10:54
Observational summary
Optical observations (Discarded) 740 (50)
Radar observations (Discarded) 0 (0)
Arc length 9023 days
Unobserved 17 days

More info »
Ephemeris at epoch 58171 MJD
Right Ascension 17.972 deg
Declination 20.2315 deg
V Magnitude 19.9 mag
Solar Elongation -52.19 deg
Galactic Latitude -42.38 deg
Rate 0.437 deg/day
Direction 106.029 deg

More info »





This Web Site has been visited 36469 times since

and this Page has been visited 5561 times since 2011/06/25