You gotta love summer and the high pressure keeping skies calm.

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This is a 600second exposure from tonight of IBN 168 – Iris Nebula – in SII

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FWHM 1.15 – probably the lowest I’ve ever achieved for any exposure time, let alone 10 mins

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(other details – Losmandy G11G, Trius 694Pro -20c, SW 120ED Esprit, 1.06”/px @ 840mm)

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Thanks

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Brian

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Brian Valente

Losmandy Astronomical

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Losmandy.com

Tutorials and vids at

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