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CCD Images - Session 332 (2008-12-08)

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Images (S333)
 
Objects Session Notes
Bullet Astrometric & Photometric Monitoring
- SS Cyg  (dwarf nova)
- BL Lac (blazar)
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RX And, Eps Aur, KR Aur, Zet Aur, RU Peg, DY Per, GK Per, RR Tau  (variables)


- Late evening session  (2.7 hrs). 
- Ambient Temperature -1 degC falling to -1.5 degC (minimum), rising to 0 degC by end of session.
- CCD operation of -30 degC 
(at 81% average cooling).  
- main objective of the session was  to acquire images of key selected stars for ongoing photometric and astrometric analysis. 
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Astrometric and Photometric Monitoring

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This Web Page: CCD Images - Session 332  (2008-12-08)
Last Updated : 2015-05-16
Site Owner : David Richards
Home Page : David's Astronomy Web Site