Astronomy Picture of the Day · July 13, 2005

Analemma of the Moon

The Astronomy Picture of the Day for July 13, 2005 is “Analemma of the Moon,” an image. The picture is copyrighted by its creator (Credit & Copyright: Rich Richins). The original explanation runs about 171 words.

From the explanation

“An analemma is that figure-8 curve you get when you mark the position of the Sun at the same time each day for one year. But the trick to imaging an analemma of the Moon is to understand that on average the Moon returns to the same position in the sky about 51 minutes later each day.”

— APOD editors, July 13, 2005

Read the full explanation on science.nasa.gov

At a glance

Date: July 13, 2005
Type: Image
Credit: Credit & Copyright: Rich Richins
Copyright: Copyrighted by the credited creator. Ask the copyright holder before reusing it.
Explanation length: About 171 words

All of July 2005 → · 2005 by month → · Full archive since 1995 →

Topics in this entry

The Moon The Sun

Topics are matched from words in the title and explanation.

On this day: July 13 in other years

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Source

Astronomy Picture of the Day, July 13, 2005 — science.nasa.gov/image-article/apod-2005-july-13-analemma-of-the-moon

Copy taken Oct 28, 2026, 2:39 AM EDT. The image and explanation belong to their creators. OpenOrbit is not affiliated with or endorsed by NASA.