shifts¶
AtmosphericDispersion¶
Used to generate the wavelength bins based on shifts due to the atmosphere
Doesn’t contain an apply_to function, but provides information through
the fov_grid function.
Required Parameters¶
- airmassfloat
Recommended to use “!OBS.airmass” in the OBS properties
- temperaturefloat
[degC] Recommended to use “!ATMO.temperature” in the ATMO properties
- humidityfloat
[0..1] Recommended to use “!ATMO.humidity” in the ATMO properties
- pressurefloat
[bar] Recommended to use “!ATMO.pressure” in the ATMO properties
- latitudefloat
[deg] Recommended to use “!ATMO.latitude” in the ATMO properties
- altitude
[m] Recommended to use “!ATMO.altitude” in the ATMO properties
- pixel_scale
[arcsec] Recommended to use “!INST.pixel_scale” in the INST properties
Optional Parameters¶
- wave_minfloat
[um] Defaults to “!SIM.spectral.wave_min”
- wave_midfloat
[um] Defaults to “!SIM.spectral.wave_mid”
- wave_maxfloat
[um] Defaults to “!SIM.spectral.wave_max”
- sub_pixel_fractionfloat
[0..1] Defaults to “!SIM.sub_pixel.fraction”
- num_stepsint
Default: 1000. Number of wavelength steps to use when interpolating the atmospheric dispersion curve