The naco_img_lampflat recipe



Flat recipe using a lamp


naco_img_lampflat – NACO imaging flat-field creation from lamp images.

The files listed in the Set Of Frames (sof-file) must be tagged: NACO-raw-file.fits CAL_FLAT_LAMP

Furthermore, the input set of frames must have values of the FITS key ESO INS LAMP2 SET that alternate between zero and non-zero (with non-zero for the first frame).

It is further required that the light from the lamp is in a range without a significant thermal background.



Create an object for the recipe naco_img_lampflat.

import cpl
naco_img_lampflat = cpl.Recipe("naco_img_lampflat")



Rejected left right bottom and top border [pixel] (str; default: ‘200 200 200 200’) [default=”200 200 200 200”].

The following code snippet shows the default settings for the available parameters.

import cpl
naco_img_lampflat = cpl.Recipe("naco_img_lampflat")

naco_img_lampflat.param.r = "200 200 200 200"

You may also set or overwrite some or all parameters by the recipe parameter param, as shown in the following example:

import cpl
naco_img_lampflat = cpl.Recipe("naco_img_lampflat")
res = naco_img_lampflat( ..., param = {"r":"200 200 200 200"})

See also

cpl.Recipe for more information about the recipe object.

Bug reports

Please report any problems to Lars Lundin. Alternatively, you may send a report to the ESO User Support Department.