AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Halstead ∴ Summary
Contact »
(15904) Halstead  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.1627 5.027e-09 au
e 0.025226 3.667e-08
i 3.049 2.838e-06 deg
Ω 242.043 6.561e-05 deg
ω 269.518 8.988e-05 deg
M 325.436 6.031e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    14.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1081 au
Aphelion 2.2173 au
Asc. node-Earth separation 1.14923 au
Desc. node-Earth separation 1.17433 au
Earth MOID 1.12005 au
Orbital period 1161.7 days
Date of orbit computation  apr 23 19:49
Observational summary
Optical observations (Discarded) 3220 (17)
Radar observations (Discarded) 0 (0)
Arc length 16067.1 days
Unobserved 37 days

More info »
Ephemeris at epoch 60427 MJD
Right Ascension 99.7071 deg
Declination 20.7484 deg
V Magnitude 18.95 mag
Solar Elongation -62.21 deg
Galactic Latitude 6.65 deg
Rate 0.445 deg/day
Direction 93.461 deg

More info »