Cat's Eye Globular Cluster (Messier 4) from the suburbs

IMAGING DATA
Optical train: AP130 EDF GT + IDAS LPS2
Mount: Losmandy G11
Guiding: B&L 80/800 SCT guidescope + Lifecam Cinema + PHD
Camera: Canon 1000D (modded and peltier cooled)
Frames: 30 lights, 2 min. ea. @iso800, calibrated with 30 darks/flats/bias
Processing: PI + Photoshop + Canon DPP
Date: 2012-05-16
Place: General Pacheco, Buenos Aires, Argentina
Seeing & transparency: good/suburban skies

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  • Marc Whitsett on 2012-Jun-20 20:15:23 Marc Whitsett said

    Absolutely stunning!Bravo!

  • Karl Adlon on 2013-Feb-10 17:27:51 Karl Adlon said

    In Summer in the North, I love to find Antares in the scope. Then pan west and a little south to find M4. BUT IT DOESN’T LOOK LIKE THIS! Beautiful! Thanks Ignacio!