Trying out my new Astro-Tech field flattener in the AT80EDT. Look! Round stars out to the corners! I only got about an hour before the clouds rolled back in, so here's an abbreviated look at Markarian's Chain.
Heritage Park Observatory, Cedar Park, TX
Exposure: 7 x 6 minutes
Camera: Modified Canon Digital Rebel XT (350D)
Scope: Astro-Tech AT80ED 80mm APO refractor, AT field flattener (new!)
Mount: Meade LX200
Guider: Meade LX200 @ f/5, Meade DSI
Filter: Astronomik CLS
Software: PHD Guiding, Nebulosity, Photoshop
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