The planet Mercury

Image of Mercury
© NASA/JPL/MESSENGER
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From Washington , Mercury is not readily observable since it is very close to the Sun, at a separation of only 1° from it.

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Name Mercury
Object Type Inferior Planet
Current Position
Constellation:Libra
Magnitude:6.35 (V) [1]
Absolute mag (H):-0.65 [1]
Slope parameter (n):2.00 [1]
Right ascension:15h03m [1]
Declination:-17°06' [1]
Distance:0.68 AU
5.63 lightmin [1]
Orbital Elements [1]
Semi-major axis:0.39 AU
Eccentricity:0.205629
Inclination:7.01°
Longitude ascending node:48.35°
Argument of perihelion:29.08°
Epoch of elements:15 January 1985
Mean Anomaly at epoch:132.23°
Derived quantities
Perihelion:0.31 AU
Aphelion:0.47 AU
Orbital period:0.24 years
Source
[1] Robin M. Green, Spherical Astronomy, 1985, ISBN 0-521-31779-7
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Washington

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37.13°N
113.51°W
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