David's Astronomy Pages
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 Images (S435) |
 Images Sessions |
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 Images (S437) |
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Objects Session Notes
M1 - Supernova remnant (Crab Nebula) NGC 3718 - Spiral Galaxy Variable Stars Photometric Monitoring - Variables - TT Ari, CI Cyg, S Cyg, SS Cyg, BL Lac, DY Per, GK Per, Astrometric Monitoring - Nearby Stars - EV Lac
- Evening session (4.8 hrs). Slight wind, - Session operated under semi-automated control, with remote monitoring from indoors computer. - Ambient Temperature: 1.5 deg C (minimum) - CCD operation -30 degC (at77% average cooling). - main objectives of the session was to acquire images of selected project stars for ongoing photometric analysis. and to continue testing some new software routines
- autoguiding controller
- spectral image focusing
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M1 ( Taurus) |
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| CCD Image (cropped) 3 x 300s (average combine), 3x3 binning, C filter, Autoguided 2010-11-13 22:48h UT (#436014-16) 12" LX200R (at f/9.7) + ST-10XME |
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NGC 3718 (Ursa Major) |
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| CCD Image (50% size) 180s exposure (single frame), 3x3 binning, C Filter 2010-11-14 00:15h UT (#436102) 12" LX200R (at f/9.7) + ST-10XME |
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Earlier Image of NGC 3718 - 2006-12-20 |
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| CCD Image 5 x 180s exposure (average combine), 2x2 binning, C Filter 2006-12-20 02:46h UT (#167414-18) |
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| This Web Page: | CCD Images - Session 436 (2010-11-13) |
| Last Updated : | 2015-05-16 |
| Site Owner : | David Richards |
| Home Page : | David's Astronomy Web Site |
