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Asteroids - Dynamic Site
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(546) Herodias  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.5977 9.187e-09 au
e 0.115491 3.192e-08
i 14.853 5.034e-06 deg
Ω 21.785 1.4e-05 deg
ω 108.615 2.55e-05 deg
M 337.825 2.252e-05 deg

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Other useful info
Absolute Magnitude (H)    9.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2977 au
Aphelion 2.8977 au
Asc. node-Earth separation 1.66396 au
Desc. node-Earth separation 1.4678 au
Earth MOID 1.35592 au
Orbital period 1529.26 days
Date of orbit computation  Oct 31 04:54
Observational summary
Optical observations (Discarded) 1898 (41)
Radar observations (Discarded) 0 (0)
Arc length 41647.7 days
Unobserved 49 days

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Ephemeris at epoch 58461 MJD
Right Ascension 154.795 deg
Declination 31.1799 deg
V Magnitude 14 mag
Solar Elongation 110.24 deg
Galactic Latitude 56.67 deg
Rate 0.178 deg/day
Direction 75.932 deg

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