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CCD Images - Session 398 (2009-11-09)

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 (S399)
 
Objects Session Notes
Bullet Photometric Monitoring - Variables
- RX And, W And, Z And, TT Ari, KR Aur, BL Lac, RU Peg, DY Per, GK Per, KT Per, TZ Per, FG Sge, U Sge, V Sge

- U And, HR Aur, CY Cyg, SS Cyg, RR Tau attempts (failed due to cloud)
Bullet Astrometric Monitoring - Nearby Stars
- None
 
- Evening/night session (2.8 hr). 
- Operated under semi-automated control with remote monitoring
- Ambient Temperature:  Initially 5.0 degC falling rapidly to 3.0 degC minimum, before rapidly rising back to 5 degC, reaching 6.5degC by end end of session
- CCD operation -25 degC (at 71% average cooling).  
- main objective of the session was to acquire images of key selected stars for ongoing photometric and astrometric analysis. 

This Web Page: CCD Images - Session 398  (2009-11-09)
Last Updated : 2015-05-16
Site Owner : David Richards
Home Page : David's Astronomy Web Site