Michael Purcell's Astrophotography

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M101

I took this picture in New Mexico.


Constellation Ursa Major
Right Asc (hh:mm:ss) 14:03:02
Declination(deg:sec) 54:21
Magnitude 7.7
Size (ArcMin) 27x26
Tirion SkyAtlas 2000 #2
Uranometria 2000 #49

CCD Camera Parameters

ST-7 Compressed Image
File_version = 3
Data_version = 1
Exposure = 15 minutes
Focal_length = 63.000
Aperture = 65.9000
Response_factor = 2000.000
Note = Image taken 04/16/96 at 23:11:01
Background = 289
Range = 316
Height = 510
Width = 765
Date = 04/16/96
Time = 23:11:01
Exposure_state = 100
Temperature = -14.81
Number_exposures = 1
Each_exposure =15 minutes
History = dEK
Observer = Michael Purcell
X_pixel_size = 0.0090
Y_pixel_size = 0.0090
Pedestal = 0
E_gain = 2.30
User_1 = CCDOPS for DOS Version 3.50B4
Filter = Clear
Readout_mode = 0
Track_time = 900
Sat_level = 16383

This page last updated on June 14, 1998 Contact Michael Purcell

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