NGC 6618 (M017) 11.0'

2016:08:12:03:20:45

This image is a combination of 3 layers. Layer 1 5- images each with an exposure of 300 seconds through a SULFUR II filter. Layer 2 5- images each with an exposure of 300 seconds through a HYDROGEN ALPHA filter. Layer 3 5- images each with an exposure of 300 seconds through a OXYGEN III filter. The images were taken with a SBIG STT-8300 3 CCD attached to a Meade LX200R 12" F/10

The system used a self guider.




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Last updated: March 12, 2018