detector_shotnoise

detector_shotnoise#

excalibuhr.utils.detector_shotnoise(im, ron, GAIN=2.0, NDIT=1)[source]#

calculate the detector shotnoise map

Parameters:

  • im (list or array) – a frame or a list of detector images

  • ron (list or array) – a frame or a list of associated readout noise maps

  • GAIN (list of float or float) – detector gain for each image

  • NDIT (int) – number of DIT exposure coadded

Returns:

shotnoise – detector shotnoise

Return type:

list or array

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