Mercury (Planet)

Image of Mercury
© NASA/JPL/MESSENGER
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From Cambridge , Mercury is not readily observable since it is very close to the Sun, at a separation of only 12° from it.

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Name Mercury
Object type Inferior planet
Current position
Constellation:Virgo
Magnitude:1.80 (V) [1]
Absolute mag (H):-0.65 [1]
Slope parameter (n):2.00 [1]
Right ascension:11h38m [2]
Declination:+01°40' [2]
Distance:0.74 AU
6.15 lightmin [2]
Orbital elements [2]
Semi-major axis:0.39 AU
Eccentricity:0.205631
Inclination:7.00°
Longitude ascending node:48.33°
Argument of perihelion:29.12°
Epoch of elements:01 January 2000
Mean Anomaly at epoch:174.79°
Derived quantities
Perihelion:0.31 AU
Aphelion:0.47 AU
Orbital period:0.24 years
Sources
[1] Robin M. Green, Spherical Astronomy, 1985, ISBN 0-521-31779-7
[2] Explanatory Supplement to the Astronomical Almanac. 1992. K. P. Seidelmann, Ed., p.316
Visibility from Cambridge

All times shown in Cambridge local time.

Events
23 Sep 2022  –  Mercury at inferior solar conjunction
06 Oct 2022  –  Mercury at perihelion
08 Oct 2022  –  Mercury at dichotomy
08 Oct 2022  –  Mercury at greatest elongation west
09 Oct 2022  –  Mercury at highest altitude in morning sky
08 Nov 2022  –  Mercury at superior solar conjunction
19 Nov 2022  –  Mercury at aphelion
21 Dec 2022  –  Mercury at greatest elongation east
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42.38°N
71.11°W
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