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CCD Images - Session 154 (2006-11-18)

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Objects Session Notes
Bullet C/2006 M4 (Swan) - Comet
Bullet NGC 7243 - Open Cluster
Bullet RV Ari - Variable Star
Bullet Astrometric & Photometric Monitoring
- Barnard's Star (nearby star)
- SS Cyg, RU Peg (dwarf novae)
- HD 5501/5513 (eclipsing variables)
- BL Lac (BL Lac blazer)
- RV Ari (RR Lyrae variable)
- 4.3 hr session, largely operated under automated control
- CCD operation of -25 degC (at 64% cooling)
- main objectives where to acquire sequence of images of HD 5501/HD 5513 and SS Cyg as part of ongoing photometric studies and to acquie image sequence to define a light curve for RV Ari.
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C/2006 M4 (Swan) - Comet

Comet C/2006 M4 (Swan)
(passing through starfield in Hercules)

Image 

CCD Image 
5 x 60s exposure (average combine, aligned on comet), 
2x2 binning, C filter, Linear scale 
2006-11-18 17:29h UT (#154023-27)

 

Image

False Colour CCD Image 
Log brightness scaling (3000 ADU range)
(details as above)

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NGC 7243 - Open Cluster

NGC 7243 / Caldwell 16 (Lacerta)

Image

CCD Image Mosaic,  3 x 4 frames  (50% size & cropped)
60 sec exposure, 2x2 binning, C Filter
2006-11-18 18:07 h UT (#154064-75)
[ Full Size ]

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RV Ari - (RR Lyrae type Variable Star)

 

RV Ari - Variable Star (Aries)
RR Lyrae like star  

Image
 
Image

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Astrometric and Photometric Monitoring

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This Web Page: CCD Images - Session 154 (2006-11-18)
Last Updated : 2015-05-16
Site Owner : David Richards
Home Page : David's Astronomy Web Site