SUB-EXPOSURE CALCULATOR
Click here for instructions

Select a Camera:

Camera Specifications:

ST-7XME

Readout Noise:

Gain (e/ADU):

Dark Signal (e/sec):

Temperature of Dark Signal (C):

Dark Signal Doubling Temperature (C):

 Camera Operating Temperature (C):

 Dark Signal Flux (e/min):

54.000

17.009

5.357

1.688

Sky Background:

Test Exposure Average Background (ADU):

Test Exposures Time (Minutes):

 Sky Flux in e/min: 

433 

Allowable Noise Contribution:

Readout Noise as a Percentage of Sky Noise:

%

Master Dark Frame Contribution:

%

Recommendations:

Sub-exposure Time (Min):

3.5

Number of Dark Frames:

 Camera Operating Temperature (C):

0

-10

-20

-30

 Median Combined:

34

25

22

21

 Min Max Clip Combined:

24

18

16

16