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Contains:  M 65, M 66, NGC 3623, NGC 3627, NGC 3628
Getting plate-solving status, please wait...
Leo Trio, 


Leo Trio
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Leo Trio

Technical card

Imaging telescope or lens:CELESTRON EdgeHD 8

Imaging camera:QHYCCD QHY8L

Mount:Sky-Watcher NEQ-6 PRO GoTo SkyScan

Guiding telescope or lens:Skywatcher ED 80/600

Focal reducer:Celestron .7x


Accessory:Orion Starshoot Auto-Guider

Dates:April 8, 2014

Frames: 22x240" -15C bin 1x1

Integration: 1.5 hours

Flats: ~11

Bias: ~20

Avg. Moon age: 8.40 days

Avg. Moon phase: 60.73%

Mean SQM: 19.40

Mean FWHM: 3.70

Basic astrometry details job: 1057709

RA center: 11h 19' 35"

DEC center: +13° 17' 24"

Pixel scale: 1.083 arcsec/pixel

Orientation: -94.058 degrees

Field radius: 0.545 degrees

Resolution: 3040x1978

Locations: Duc, Prayssas, Lot et Garonne, France


This is was 2 years ago, my first image in which I attempted to go "deep" : I achieved for the first time mag=20 !
This was after so many years of astro photo.
The main breakthru was a cooled CCD and correct flat field.

I processed it in PI.



License: None (All rights reserved)

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Sky plot


Leo Trio,