Leo Triplet

Posted by on Feb 26, 2016

Leo Triplet

Messier 66 is an intermediate spiral galaxy about 36 million light-years away in the constellation Leo. It was discovered by Charles Messier in 1780. M66 is about 95 thousand light-years across with striking dust lanes and bright star clusters along sweeping spiral arms. M66 is part of the famous Leo Triplet, a small group of galaxies that also includes M65 and NGC 3628. Four supernovae have been observed in M66.

M66 is the top galaxy and M65 to the left and NGC 3628 to the right.

Raw images:
Luminance: 10 x 60s Bin:2x2
Red, Green, Blue: 10 x 60s Bin:3x3
Seeing: 3"

Equipment used:
ASA N12 Astrograph F/2.7
3" Wynne Reducer Corrector 0.73x
Atik 490 EX camera @-20C
No guiding

Baader LRGB filters

Valla Observatory (FROSON, Sweden)
January 10, 2016

Image processing:
Images calibrated and processed in AstroPix
Calibration by applying Flat-Field
Color image by AstroPix LRGB tool

Image palette:
Normal LRGB

 Image information:
Scale: 0.92 arcsec/pix
FOW: 52x42 arcmin

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