AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999JR137 ∴ Summary
Contact »
(59717) 1999JR137  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.76929 1.37e-08 au
e 0.108639 4.45e-08
i 9.108 4.912e-06 deg
Ω 178.834 2.732e-05 deg
ω 61.846 3.478e-05 deg
M 144.365 2.049e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4684 au
Aphelion 3.0701 au
Asc. node-Earth separation 1.6076 au
Desc. node-Earth separation 1.88125 au
Earth MOID 1.47271 au
Orbital period 1683.26 days
Date of orbit computation  apr 23 19:58
Observational summary
Optical observations (Discarded) 778 (1)
Radar observations (Discarded) 0 (0)
Arc length 9018.82 days
Unobserved 96 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 34.5659 deg
Declination 9.45481 deg
V Magnitude 21.25 mag
Solar Elongation -4.15 deg
Galactic Latitude -47.79 deg
Rate 0.375 deg/day
Direction 73.37 deg

More info »