AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Mattweegman ∴ Summary
Contact »
(21791) Mattweegman  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.37696 7.083e-09 au
e 0.149994 4.226e-08
i 7.602 3.897e-06 deg
Ω 48.695 3.021e-05 deg
ω 289.251 3.204e-05 deg
M 254.003 1.1e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    14.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0204 au
Aphelion 2.7335 au
Asc. node-Earth separation 1.22457 au
Desc. node-Earth separation 1.43486 au
Earth MOID 1.02711 au
Orbital period 1338.54 days
Date of orbit computation  apr 23 19:50
Observational summary
Optical observations (Discarded) 2727 (366)
Radar observations (Discarded) 0 (0)
Arc length 15515.3 days
Unobserved 65 days

More info »
Ephemeris at epoch 60453 MJD
Right Ascension 218.195 deg
Declination -15.164 deg
V Magnitude 17.83 mag
Solar Elongation -158.63 deg
Galactic Latitude 41.08 deg
Rate 0.225 deg/day
Direction -85.949 deg

More info »