David's Astronomy Pages
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 Images (S301) |
 Images Sessions |
Home Page |
 Images (S303) |
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Objects Session Notes
NGC 7128 - Open Cluster NGC 6834 - Open Cluster Astrometric & Photometric Monitoring - U And, W And (mira variables)
- RX And, Z And, CY Lyr, R CrB (variables)
- Barnards Star, Ross 248 (And HH), Groombridge 34 (nearby stars)
- R CrB, SS Cyg, SS Her, U Her, BL Lac, Peg U, U Sge (failed due to cloud)
- Late evening session (3.7 hrs), difficult imaging conditions with passing cloud and poor sky transparency towards horizons. . - Ambient Temperature 12.5 degC - CCD operation of -15 degC
(at 79% average cooling).- main objective of the session was to acquire images of key selected stars for ongoing photometric and astrometric analysis.
Goto Notes from 2008-09-19
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| NGC 7128 / Herschel VII-40 (Cygnus) |
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CCD Image 90 sec exposure, 2x2 binning, C Filter 2008-09-19 22:43 UT (#302170) |
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| NGC 6834 / Herschel VIII-16 (Cygnus) |
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CCD Image 60 sec exposure, 2x2 binning, C Filter 2008-09-19 23:00 UT (#302187) |
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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 302 (2008-09-19) |
| Last Updated : | 2015-05-16 |
| Site Owner : | David Richards |
| Home Page : | David's Astronomy Web Site |
