Astrophotography diagnosis of Stephen(s Quinter & NGC 7331: Backfocus error and clipped stars

ProcessedLRVB3x4x600"

The Doc examined this image of Stephen(s Quinter & NGC 7331 (processed, LRVB, 3x4x600"). Estimated overall technical quality: 8/10. 2 defects found: Backfocus error (severity 2/5), Clipped stars (severity 1/5).

Annotated image
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Info

Cible
Stephen(s Quinter & NGC 7331
Site
Bortle 4 · transition rural/banlieue (VIIRS)
Position
22h36m24s · +34°09'36"

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- the Doc

Setup

Type d'image
Traitée
Télescope
CDK Planewave 12,5"
Caméra
Moravian C4 monochrome
Filtre
LRVB
Monture
Paramount MX+
Exposition
3x4x600"
Phase de lune
0%
FOV
49.1'

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- the Doc

The diagnosis in detail

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Priority actions

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