Michael Purcell's Astrophotography

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M77

M77

(Click on the picture above to go to the main image.)

M77 is a type Sb spiral galaxy.

I took this picture from my driveway.

Constellation Cetus
Right Asc (hh:mm:ss) 2:42:42
Declination(deg:sec) -00:01
Magnitude 10.5
Size (ArcMin) 6.9
Tirion SkyAtlas 2000 #10
Uranometria 2000 #220

CCD Camera Parameters

ST-7 Compressed Image
File_version = 3
Data_version = 1
Exposure = 15 minutes
Focal_length = 63.000
Aperture = 65.9400
Response_factor = 300.000
Note = Picture taken 11/24/95 at 01:18:00
Background = 650
Range = 256
Height = 510
Width = 765
Date = 11/24/95
Time = 01:18:00
Exposure_state = 37
Temperature = -20.42 C
Number_exposures = 1
Each_exposure = 15 minutes
History = DFcKE
Observer = Michael Purcell
X_pixel_size = 0.0090
Y_pixel_size = 0.0090
Pedestal = 0
E_gain = 3.00
User_1 = CCDOPS for DOS Version 2.05

This page last updated on March 10, 1996 Contact Michael Purcell

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