AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999XG177 ∴ Summary
Contact »
(137761) 1999XG177  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.51587 1.062e-08 au
e 0.051745 1.048e-07
i 12.94 3.121e-06 deg
Ω 73.998 2.331e-05 deg
ω 66.964 5.506e-05 deg
M 7.839 4.88e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3857 au
Aphelion 2.6461 au
Asc. node-Earth separation 1.47481 au
Desc. node-Earth separation 1.54632 au
Earth MOID 1.43158 au
Orbital period 1457.58 days
Date of orbit computation  feb 22 02:19
Observational summary
Optical observations (Discarded) 2563 (619)
Radar observations (Discarded) 0 (0)
Arc length 8820.15 days
Unobserved 79 days

More info »
Ephemeris at epoch 60420 MJD
Right Ascension 136.973 deg
Declination 32.4265 deg
V Magnitude 19.59 mag
Solar Elongation -99.34 deg
Galactic Latitude 41.75 deg
Rate 0.219 deg/day
Direction 128.489 deg

More info »