Mercury at Inferior Conjunction

Today Mercury is passing through inferior conjunction, passing between the Sun and the Earth. This fast moving planet will reappear above the dawn in about a week, rising towards maximum elongation on April 11th.

This is the most favorable dawn apparition of the year, actually the best dawn or evening, with the planet reaching over 27° away from the Sun.

Mercury Events for 2019
ApparitionDate ElongationMagnitude
Evening Feb 2718.1°E -0.2
Morning Apr 1127.7°W +0.6
Evening Jun 2325.2°E +0.7
Morning Aug 919.0°W +0.3
Evening Oct 2024.6°E +0.1
Morning Nov 2820.1°W -0.3
Data from the Mercury Chaser’s Calculator by John Walker

Author: Andrew

An electrical engineer, amateur astronomer, and diver, living and working on the island of Hawaiʻi.

2 thoughts on “Mercury at Inferior Conjunction”

  1. Safety disclaimer. Protect your eyes when viewing close to the Sun, as Mercury is allways close to it. One glimpse of the sun accidently can ruin your eyes for a lifetime. Be safe, learn how to safely view near the sun.

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