AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1997HE2 ∴ Summary
Contact »
(37778) 1997HE2  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.10372 1.559e-08 au
e 0.119644 4.527e-08
i 3.595 4.529e-06 deg
Ω 48.387 6.343e-05 deg
ω 171.045 6.562e-05 deg
M 320.427 1.737e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    14.4 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7324 au
Aphelion 3.4751 au
Asc. node-Earth separation 2.48002 au
Desc. node-Earth separation 1.72631 au
Earth MOID 1.72464 au
Orbital period 1997.2 days
Date of orbit computation  feb 22 01:58
Observational summary
Optical observations (Discarded) 1351 (5)
Radar observations (Discarded) 0 (0)
Arc length 12036.3 days
Unobserved 81 days

More info »
Ephemeris at epoch 60423 MJD
Right Ascension 161.17 deg
Declination 12.1086 deg
V Magnitude 19.14 mag
Solar Elongation -124.96 deg
Galactic Latitude 56.73 deg
Rate 0.03 deg/day
Direction -154.049 deg

More info »