Flemming R. Ovesen / Torben Taustrup


The Sun

The life of a Sun Spot Group - Region 9077








July 8., 11., 12. 13., 14., 15. and 16.


 
The Sun spot group from July 8. has been moving towards the right. The region has number 9077. Further information here: Space Environment Center

Technical data:
Mylar filter, eyepiece projection, focal length 5.1 meters (F:69 = 74 mm opening). Cookbook CCD camera. Resolution: 252 x 242. Basic field size: 4.25' x 3.2'. One image consists of two exposures. Exposure time: 0.02 sec.

1. Time of exposure: 08/07 13:28 UT.
2. Time of exposure: 11/07 10:32 UT.
3. Time of exposure: 12/07 07:36 UT.
4. Time of exposure: 13/07 07:36 UT.
5. Time of exposure: 14/07 09:54 UT.
6. Time of exposure: 15/07 08:48 UT. - Exposure time: 1/100 sec.
7. Time of exposure: 16/07 08:30 UT.



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