Messier M66


M66 is on the left, M65 is on the right

Messier Object Information

Object Information
Messier object: M66
NGC (New General Catalog) number: NGC 3623
Discription: Spiral Galaxy
Note: In the Leo Triplett: M65, M66 & NGC 3628
Located in constellation: Leo
Right ascension in hours minutes: 11:18.9
Declination in degrees minutes: 13:05

Visual magnitude: 9.3
Size: 8 x 1.5 arc minutes
Image size: 41 arc minutes wide by 31 arc minutes high
Image orientation: North is top, West is right, East is left and South is bottom
Detailed discription of M66 in SEDS Messier database
Other Messier galleries, images or catalogs

Observing Log
Date of observation: January 28, 2001
Time at end of first CCD image 1:05 PST
Time at end of last CCD image 1:24 PST
Observing Location: At home on the drive way
Observation of object: M66 is a galaxy with two distint sprial arms.
Sky Conditions
High clouds.
Moon set at 20:25 PST on January 28, 2001
Astronomical twilight ends in the evening at 18:52 PST on January 27, 2001
Astronomical twilight starts in morning at 5:52 PST on January 28, 2001
Observing Equipment

Celestron C-8 Schmidt-Cassegrain telescope with Fastar lens accessory and
SBIG ST-237 CCD Camera on Losmandy G-11 mount, unguided, no PEC.
CCD image time: 15 minutes imaging time made of 30 - 30 seconds images summed together

M66 image taken with Orion ShortTube 80 mm refractor telescope and Cookbook CB245 CCD Camera.

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