Michael Purcell's Astrophotography

[ Previous | Top | Thumbnails | MasterList | Next ]

NGC4725

NGC4725

I took this picture in New Mexico.


Constellation Centaurus
Right Asc (hh:mm:ss) 12:50:00
Declination(deg:sec) 25:30
Magnitude 9.2
Size (ArcMin) 11
Tirion SkyAtlas 2000 #7
Uranometria 2000 #149

CCD Camera Parameters

ST-7 Compressed Image
File_version = 3
Data_version = 1
Exposure = 5 minutes
Focal_length = 63.000
Aperture = 65.9000
Response_factor = 2000.000
Note = Image taken 04/18/96 at 03:50:11
Background = 198
Range = 105
Height = 510
Width = 765
Date = 04/18/96
Time = 03:50:11
Exposure_state = 100
Temperature = -14.81
Number_exposures = 1
Each_exposure = 5 minutes
History = dEKF
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 = 500
Sat_level = 16383

This page last updated on January 4, 1998 Contact Michael Purcell

[ Previous | Top | Thumbnails | MasterList | Next ]