NGC 457. The ''ET'' cluster

 

 

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Telescope: 80 mm ED   F/7.5 Guiding: 70 mm  F/7.1 - PHD guiding
Camera: SXV  H-9 Exposure time:  L 10'---R 05'-G 05'-B 05'
Mount: EQ6 pro Date:  08 / 09 / 2011
Filter Wheel: S-X  filter wheel Location: Panetolikon mountain
Filters: Astronomik L Ha RGB filters Object location: RA  01h  19.5m   Dec: 58* 17' 

 

 

Star clusters