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Objects Session Notes 
SS Cyg - UGSS type variable star Astrometric & Photometric Monitoring 
- SS Cyg, U Gem (dwarf nova)
- BL Lac (Blazar)
- TT Ari, RX And, Z And (variables)
- Evening session (3.7hr). Poor sky conditions. Full moon - CCD operation of -25 degC (at 75% average cooling). - main objective was to acquire images of certain selected stars of ongoing photometric analysis, 
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         SS Cyg (Cygnus)  | 
    
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|  CCD Image 3 x 30s exposure (average combine), 2x2 binning, V Filter, 2008-01-20 22:17 hUT (#255005-13)  | 
    
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Images collected for Astrometric Monitoring
    of Nearby Stars Project
    
Images collected for Photometric Monitoring
    of Variable Stars
    
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| This Web Page: | CCD Images - Session 255 (2008-01-20) | 
| Last Updated : | 2015-05-16 | 
| Site Owner : | David Richards | 
| Home Page : | David's Astronomy Web Site |