Date: 2009/04/19
Place: Ondrejov
Lens: SV80S (80/480mm) + TV0.8x
Exposition: Atik 314L, Astronomic Type II, L - 126min (6x5+32x3min)
Mount: Losmandy G8, Orion Starshoot Guider on AT1010
Image processing: unsharp mask, noise reduction and light curve in PixInsight LE
Detail of NGC4631 (drizzle)
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