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import lsst.pex.config as pexConfig 

 

 

__all__ = ['SeeingModelConfig'] 

 

DEFAULT_THROUGHPUTS_VERSION = '1.1' 

DEFAULT_FILTER_LIST = ['u', 'g', 'r', 'i', 'z', 'y'] 

DEFAULT_WAVELENGTHS = [367.06988658, 482.68517118, 

622.32403587, 754.59752265, 

869.09018708, 971.02780848] 

 

 

class SeeingModelConfig(pexConfig.Config): 

"""A pex_config configuration class for default seeing model parameters. 

""" 

telescope_seeing = pexConfig.Field(doc="Telescope contribution to IQ (arcsec)", 

dtype=float, 

default=0.25) 

optical_design_seeing = pexConfig.Field(doc="Optics contribution to IQ (arcsec)", 

dtype=float, 

default=0.08) 

camera_seeing = pexConfig.Field(doc="Camera contribution to IQ (arcsec)", 

dtype=float, 

default=0.30) 

raw_seeing_wavelength = pexConfig.Field(doc="Wavelength of input zenith IQ (nm)", 

dtype=float, 

default=500) 

 

filter_list = pexConfig.ListField(doc="List of filters for which to calculate seeing", 

dtype=str, 

default=DEFAULT_FILTER_LIST) 

filter_effwavelens = pexConfig.ListField(doc="Effective wavelengths for filters (nm)", 

dtype=float, 

default=DEFAULT_WAVELENGTHS) 

throughputs_version = pexConfig.Field(doc="Version of the throughputs files", 

dtype=str, 

default=DEFAULT_THROUGHPUTS_VERSION) 

 

efd_columns = pexConfig.ListField(doc="List of data required from EFD", 

dtype=str, 

default=['FWHM_500']) 

efd_delta_time = pexConfig.Field(doc="Length (delta time) of history to request from the EFD (seconds)", 

dtype=float, 

default=0) 

target_columns = pexConfig.ListField(doc="Names of the keys for the airmass in the " 

"scheduler target maps", 

dtype=str, 

default=['airmass'])