




Study with the several resources on Docsity
Earn points by helping other students or get them with a premium plan
Prepare for your exams
Study with the several resources on Docsity
Earn points to download
Earn points by helping other students or get them with a premium plan
1 / 8
This page cannot be seen from the preview
Don't miss anything!





An Annular Solar Eclipse is much more rare than a partial solar eclipse. There are times when the new moon is located farther away from Earth than at other times.
When moon is at farthest approach means smallest angular size then Sun. Moon does not exactly cover the Sun.
Annular Means Ring-Shaped
The name “Annular” comes from the Latin word for ring, “Annulus”. These eclipses are named for their darkest, or maximum, point even if it only lasts less than a second. If the characteristic ring of fire is visible from even just one location, the whole eclipse is called an annular solar eclipse.
The Baily's beads effect or diamond ring effect is a feature of total and annular solar eclipses. As the Moon covers the Sun during a solar eclipse, the rugged topography of the lunar limb allows beads of sunlight to shine through in some places while not in others. The effect is named after Francis Baily, who explained the phenomenon in
The diamond ring effect is seen when only one bead is left, appearing as a shining "diamond" set in a bright ring around the lunar silhouette