AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999TM251 ∴ Summary
Contact »
(42990) 1999TM251  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.6304 1.046e-08 au
e 0.101215 3.906e-08
i 15.284 4.376e-06 deg
Ω 187.246 1.281e-05 deg
ω 343.879 2.273e-05 deg
M 114.43 2.035e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    14.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3642 au
Aphelion 2.8966 au
Asc. node-Earth separation 1.37473 au
Desc. node-Earth separation 1.88312 au
Earth MOID 1.37166 au
Orbital period 1558.23 days
Date of orbit computation  feb 22 01:59
Observational summary
Optical observations (Discarded) 1755 (9)
Radar observations (Discarded) 0 (0)
Arc length 12021.5 days
Unobserved 277 days

More info »
Ephemeris at epoch 60420 MJD
Right Ascension 319.03 deg
Declination -1.99534 deg
V Magnitude 20.24 mag
Solar Elongation 69.83 deg
Galactic Latitude -32.74 deg
Rate 0.297 deg/day
Direction 65.159 deg

More info »