Michael Purcell's Astrophotography

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M1: The Crab Nebula

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

M1 is the glowing remnant of a supernova that occured in 1054 AD.

I took this picture from my driveway.

Constellation	Taurus
Right Asc (hh:mm:ss)	5:34:30
Declination(deg:sec)	22:01
Magnitude	8.4
Size (ArcMin)	6
Tirion SkyAtlas 2000	#5
Uranometria 2000	#135

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 11/22/95 at 02:22:31
Background = 431
Range = 492
Height = 510
Width = 765
Date = 11/22/95
Time = 02:22:31
Exposure_state = 37
Temperature = -19.98 C
Number_exposures = 1
Each_exposure = 900 seconds
History = D
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 June 14, 1998 Contact Michael Purcell