Messier M54

Messier M54

Object Information

Messier object: M54
NGC (New General Catalog) number: NGC 6715
Discription: Globular Cluster
Located in constellation: Sagittarius
Right ascension in hours minutes: 18:55.1
Declination in degrees minutes: -30:29
Visual magnitude: 7.6
Size: 9.1 arc minutes
Image orientation: North is top, East is left
Image size: 28 arc minutes wide by 21.6 arc minutes high
Detailed discription of M54 in SEDS Messier database

Photo Information

4 x 60 seconds
Monochrome binned 2x2 pixels
Tracking, not guided
Date of observation: August 25, 2006
Time at end of first CCD image 10:02 pm PDT
Time at end of last CCD image 10:05 pm PDT
Observing Location: Oregon Star Party

Imaging Equipment

Telescope: Orion Telescopes and Binoculars 80mm ED Apochromatic Refractor, 600mm focal length, f/7.5 focal ratio
Vixen 2680 flip mirror
Edmund Optics T-Mount 25mm extension tube (48mm barrel)
Baader Planetarium T-2 Quick Changer System (T2-06 and T2-07)
Camera: Orion Telescopes and Binoculars StarShoot Deep-Space CCD Color Imaging Camera
TeleVue 32mm Plossl was used on the top port of the Vixen flip mirror
Telescope Mount: Orion Telescopes and Binoculars Sirius EQ-G with GoTo Controller

Imaging Processing

Diffraction Limited MaxIm DL V3.20
AIP4WIN 2.1.8

Use Test patterns to calibrate monitor brightness, contrast, height and width

Home - What's New - Site Map - Observing - Unaided Eye - Binoculars - Telescopes - Astroimaging - Images - Sky Events - Dark Sky - Solar System - Sun - Moon - Planets - Mars - Jupiter - Saturn - Comets - Meteors - Stars - Constellations - Sky Maps - Deep Sky - Equipment - Image Processing - Software - Star Parties - Imaging the Sky - Portland Astronomy - Travels - Web Sites - Glossary

© 1998-2006 David Haworth