chopnod_properties

sofia_redux.instruments.forcast.chopnod_properties.chopnod_properties(header, update_header=False)[source]

Returns the chop nod properties in the detector reference frame

Finds the chop and nod amplitudes in the detector frame. It also returns if the chop/nod configuration was NMC.

Parameters:
headerastropy.io.fits.header.Header
update_headerbool, optional

Update the header with plate scale (in HISTORY)

Returns:
dict

chop: dict nod: dict nmc: bool c2nc2 : int

Notes

  • This function is only useful in the case of C2 or C2N observations

  • Assume SOFIA plate scale = 0.768 arcsec/pixel