Essen, horizontal view
Internet Project
Observing, Photographing and Evaluating the
Transit of Venus, June 8th, 2004
Essen, equatorial view
Project 6: The Transit of Mercury on May 7th, 2003
Mercury's transit as horizontally seen from Essen, Germany
(The time difference between two naboured pictures of Mercury is 6 minutes.)
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Prof. Dr. Udo Backhaus
last modification: March 28th, 2008