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(12378) Johnston  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.7044 1.037e-08 au
e 0.332385 3.86e-08
i 16.815 4.5e-06 deg
Ω 69.519 1.477e-05 deg
ω 264.538 1.657e-05 deg
M 226.177 7.239e-06 deg

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Other useful info
Absolute Magnitude (H)    14.2 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8055 au
Aphelion 3.6033 au
Asc. node-Earth separation 1.4988 au
Desc. node-Earth separation 1.31807 au
Earth MOID 0.88576 au
Orbital period 1624.44 days
Date of orbit computation  feb 22 01:52
Observational summary
Optical observations (Discarded) 1734 (3)
Radar observations (Discarded) 0 (0)
Arc length 12135 days
Unobserved 97 days

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Ephemeris at epoch 60419 MJD
Right Ascension 181.394 deg
Declination 21.9543 deg
V Magnitude 19.66 mag
Solar Elongation -138.41 deg
Galactic Latitude 78.37 deg
Rate 0.166 deg/day
Direction -95.267 deg

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