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| 08.06.2012 | David Rosenthal |
The Butterfly Nebula in Cygnus
Centered on the bright star Gamma Cygni (Sadr)
7 by 1200 seconds
AstroDon 5nm Ha Filter
SXVR-H18, SX Filter Wheel, SX OAG, SX ExView Guide Camera
Borg/Pentax 125SD at f/4.6 (Oasis 7878 FR/FF)
Losmandy G11, AP Wood Tripod
All Images Copyright David Rosenthal [unless noted]
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