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nighthound
10-27-200627th October 2006, 07:33 PM
Lunar Rilles are surface cracks that are reminders of times when the Moon had a hot and active core. Many suface features are visible under high magnifications and are well preserved due to lack of atmosphere/weather to erode them. This was shot through an eyepiece with the Nikon 4300, which is why the image has a circular vignette. LX200 10" Telescope at f/6.3

http://i3.photobucket.com/albums/y67/Nighthd/Astrophotography/Lunar%20Photography/crks.jpg

NH

JaredB
10-27-200627th October 2006, 09:00 PM
Wonderful image Steve - I am going to pull my son over to check this one out with me. Just a tremendous amount of detail captured there as you mention.

MGlennn
10-28-200628th October 2006, 05:20 AM
Incredible detail...too cool :) :)

Kevin
10-28-200628th October 2006, 05:52 AM
I suspect those Rilles are not only deep but very wide, too. Neat shot!

nighthound
10-28-200628th October 2006, 06:19 AM
Thanks Jared, Mike and Kevin.

Without checking the nearby crater dimensions for scale reference I can't say exactly how wide these rilles are. But I can guess that they are at least a few miles wide at the widest point.

NH

Jonathan
10-28-200628th October 2006, 07:22 AM
More great info steve!! Very detailed and enjoyable image

Harv
10-28-200628th October 2006, 08:59 AM
Wow! What detail.

nighthound
11-02-20062nd November 2006, 07:14 AM
Thanks very much everyone.

Although I now spend most of my time shooting deep sky objects, I'm still amazed what can be seen on the surface of the Moon - 240,000 miles away.

NH