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Moon 12th April 2008 phase 58% 

On the 5th April 2006, I took three photos of the moon using a Philips Toucam web cam. These images are displayed on the right hand side of this web page. To provide a frame of reference, I have added lower resolution photos (1/4 scale) on the left hand side. These are crops are from an image of the moon that I took on 12th April 2008. The moon's phase was about the same.

Aristoteles (87km) & Eudoxus (67km).

1 pixel = 450meters
The Caucasus mountain range runs along the left of the picture
Philips Toucam - best 50 frames. Processed with IRIS.

 

L29 Rima Ariadaeus

L29 is a long linear garben. It is over 300km long and is thought to have been formed when a section of the moon sank between two parallel fault lines.

L50: Cayley plains. A cayley plain is a smooth area similar to the dark maria except that these plains are light. This type of feature was named after the region in this photo. It is below Rima Ariadaeus, and to the right of  the crater and vertical ridge at the centre of the picture.

L63: Julius Caesar (large crater at the top right becomes darker towards the north (top of the image). Boscovich, the crater to the left, has an even darker floor and is one of the darkest areas on the moon. The crater floor is cracked.

Craters: Julius Caesar (top right, 90km), Agrippa (lower left, 46km) Godin (bottom left, 35km)
Philips Toucam - best 50 frames.

 

Maurolycus & Barocius

L45: Maurolycus. This is a region of saturation cratering. It is also one of the grandest walled planes on the moon. The height of the west wall is 4500m. The east side may even be higher. The central peak is also very tall. In the left hand image, the craters are to the lower left of centre.

Philips Toucam - best 50 frames.

 

Web cam image properties for all three images (1 pixel = 450meters):

Date 5th April 2006
Telescope 250mm F4.8 Newtonian Reflector with 4x Powermate
Detector Philips Toucam
Software IRIS

CCD image:

Date 12th May 2008
Telescope 250mm F4.8 Newtonian Reflector with MPCC coma corrector with a 90mm aperture mask
Filter Red
Detector CCD using red filter
Single frame
Exposure 0.08 seconds
Software CCDstack & Photoshop