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Bill | all galleries >> astronomy >> astro_images >> Galaxies >> 2006 > NGC7331
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7/15/06

NGC7331

Skunk Hollow Observatory

NGC7331. Shot using a Meade LX200 10" @ f/7.15 using a SBIG ST-2000XM with SBIG AO7 unit. 80 minutes (16 x 5 minutes) luminance at 1x1 binned. Image scale is .85 arcseconds per pixel. Acquired using CCDOps. Aligned and combined in CCDSoft 5. Dark and light frames applied. DDP applied in AstroArt 2.0. Guided by the SBIG AO7. Transparency was good. Seeing was poor due to the high day time temps. Outside temp was around 80F when images were started. NGC7331 was not very far from the moon.

SBIG ST-2000XM w/AO7,Meade LX200 10

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