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More M81


AstroAndy

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Hi all

Some data I added to the original one:

The 1st, original one:

LRGB 6x10m Luminance , 5x5m each RGB @bin2, no calibration, 2:15hrs worth of exposures, taken @ a dark site

The second one:

LRGB, 2x1510x10 3x5 3x3m Luminance, 8x5m each RGB @bin2, 43 flats for L, 30 for RGB, 30 bias,4:34hrs worth of exposures, medium LP.

The third one has 3.5hrs. worth of Ha thrown in:

LHaRGB (h alpha mapped to red) 2x1510x10 3x5 3x3m Luminance  7x30m h alpha, 8x5m each RGB @bin2, 43 flats for L, 30 flats for H alpha 30 for RGB, 30 bias 8:04hrs worth of exposures, medium LP, abt. half Moon.

Also, M81 isn't really an h alpha object, but I'm glad I managed 7x30m on it.

Andy

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