21P/Giacobini-Zinner |
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| 2011 October 22 18:40-18:49 UT, 30x15s,1200mm f/4 Newton,ATIK16HR + IR-filter,Dortmund,Germany | |
| © 2011 Thorsten Zilch | |
21P/Giacobini-Zinner |
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| 2011 October 22 18:40-18:49 UT, 30x15s,1200mm f/4 Newton,ATIK16HR + IR-filter,Dortmund,Germany | |
| © 2011 Thorsten Zilch | |