C/1995 O1 Hale - Bopp on April 8, 1997 with open cluster M 34 in Perseus
This images is the composition of five separate images. Four B&W images were used in order to achieve the
high contrast, a single color image was used for colors adding. As the comet is moving on the star
background, it was necessary to decompose the image and match separately the
comet and separately the stars.
Click on the following reference to display the same
image in the maximum quality (785 KB, PNG format).
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Image | Hb17_0a_1a_2a_3a_19.jpg |
Date | 08. 04. 1997 |
Time | 19:04-19:07, 19:09-19:13, 19:14-19:19, 19:20-19:21 UT (B&W images) 20:07-20:13 UT (color image) |
Place | Stanovisko hillside near Všechovice, Bohemian-Moravian Highlands, Czech Republic |
Conditions | Excellent |
Optics | Tair 3a 4.5/300 mm (B&W images) Pentacon 4/200 mm (color image) |
Camera | Praktica MTL 50 |
Film | Ilford Delta 400 - Microphen 14 min, 20° (B&W images) Kodak Ektar 1000 (color image) |
Processing | Composition of 5 images, separate matching of comet and stars, LRGB process image processing Miloslav Druckmüller |
Scanner | Nikon LS 2000 |
Software | Sofo ACC 5.0 with Match II module |
Note | The image processing was improved in 2009 |
Copyright | © 2003, 2009 Miloslav Druckmüller |
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Miloslav Druckmüller
Institute of Mathematics, Faculty of Mechanical Engineering
Brno University of Technology, Czech Republic
druckmuller@fme.vutbr.cz
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Page last update: 21.2.2009
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