David's Astronomy Pages
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 Images (S372) |
 Images Sessions |
Home Page |
 Images (S374) |
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Objects Session Notes
Noctilucent Clouds M8 - Nebula (Lagoon Nebula) M19 - Globular Cluster M21 - Open Cluster M56 - Globular Cluster Photometric Monitoring - Variables - Z And, AM CVn, CI Cyg, SS Cyg,
- SS Her, U Her, CY Lyr. FG Sge, U Sge, V Sge, WZ SgePhotometric Monitoring - Nearby Stars - Barnard's Star, Groombridge 34,, 61 Cyg
- Night time session (2.6 hrs).
Generally clear sky, noctiliucent clouds in northern sky.- Operated under automated control with remote control monitoring - Ambient Temperature initially 10 deg C, decreasing to 8 deg C. - CCD operation -25 degC (at 83% average cooling). - main objective of the session was to acquire images of key selected stars for ongoing photometric and astrometric analysis. - main objective of the session was to acquire images of key selected stars for ongoing photometric and astrometric analysis. - opportunity taken to acquire images of a low declination objects in Sagittarus and Ophiuchus -
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Noctilucent Clouds - 2009-06-25/26 |
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| Camera Image - looking North |
| Noctilucent Clouds above open observatory |
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| Camera Image - looking North |
| Noctilucent Clouds above open observatory |
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| Camera Image - looking North-West |
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M8 (Sagittarus) |
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CCD Image (45% size reduction, cropped) 10 x 15s sec exposure (average combine), 2x2 binning, C Filter 2009-06-25 23:31 h UT (#373033-42) 12" LX200R (at f/5.7) + ST-10XME |
| M8 - detail |
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CCD Image (70% size
reduction) Image Details as above |
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M19 (Scorpius) |
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CCD Image (35% size reduction) 5 x 15s sec exposure (average combine), 2x2 binning, C Filter 2009-06-25 23:36 h UT (#373045-49) 12" LX200R (at f/5.7) + ST-10XME |
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M19 - detail |
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CCD Image (70% size reduction, cropped) Image details as above |
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M21 (Sagittarus) |
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CCD Image (60% size reduction, cropped) 5 x 15s sec exposure (average combine), 2x2 binning, C Filter 2009-06-25 23:46 h UT (#373052-56) 12" LX200R (at f/5.7) + ST-10XME [Larger View] |
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M56 (Lyra) |
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CCD Image (35% size reduction, linear scale) 5 x 15s sec exposure (average combine), 2x2 binning, C Filter 2009-06-26 00:16 h UT (#373104-08) 12" LX200R (at f/5.7) + ST-10XME |
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M56 - detail |
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CCD Image (100% size, square root scale, cropped) Image details as above |
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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 373 (2009-06-25) |
| Last Updated : | 2015-05-16 |
| Site Owner : | David Richards |
| Home Page : | David's Astronomy Web Site |
