The Details
Object
The Sun
Optics
Takahashi FSQ-106 at f/8
Platform
Astro-Physics 1200 GTO
Camera
SBIG ST-10XME
Filters
Baader AstroSolar Filter ND 5 and Lumicon ND 25 filter
Date
07 June 2005
Location
Laguna Mountains, Eastern San Diego County, CA
Exposure
0.25 second, 1x1 binned
Software
Maxim DL/CCD, Photoshop CS
Orientation
North is up, East is 90° CCW from North
Notes

From left to right, the sunspot groups shown in this image are AR 776 (left center), 775 (one o'clock from 776), 773 (below center), 772 (lower right) and tiny 774 (right).

This image was taken using the Takahashi 1.6X Extender-Q, Baader AstroSolar Filter ND 5 and a Custom Scientific 3nm Hydrogen-alpha filter in series with a Lumicon Neutral Density ND25 filter.

 

 

 

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Site and content copyright ©2004 David M. Jurasevich. All rights reserved.
No reproduction of these images are permitted without prior approval of the author.