Celestial hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  NGC 7789
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NGC 7789 in OIII - Bresser 102/460 test, CHERUBINO
NGC 7789 in OIII - Bresser 102/460 test
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NGC 7789 in OIII - Bresser 102/460 test

Acquisition type: Lucky imaging
Getting plate-solving status, please wait...
NGC 7789 in OIII - Bresser 102/460 test, CHERUBINO
NGC 7789 in OIII - Bresser 102/460 test
Powered byPixInsight

NGC 7789 in OIII - Bresser 102/460 test

Acquisition type: Lucky imaging

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Description

Few images for the test of a "new" Bresser 102/460 achro received in present from a friend.
Hard to collimate, hard to "regenerate", hard to... everythings but... at the end the scope performs!

here from a Bortle 9+
ASI 183 mono
sensor temperature 0°C
unguided images: 200x15 sec gain 300 (from 0 to 600)
manual dithering
OIII visual 8nm. filter and UvIr cut filter added
live stacking acquisition
Spikes with a crossed tape in front of the lens

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NGC 7789 in OIII - Bresser 102/460 test, CHERUBINO