pandeia_io.exposure_time
pandeia_io.exposure_time(instrument, subarray, readout, ngroup, nint, nexp=1)
Calculate the exposure time for the given instrumental setup. Based on pandeia.engine.exposure.
Parameters
| Name | Type | Description | Default |
|---|---|---|---|
instrument |
Which instruments (miri, nircam, niriss, or nirspec). | required | |
subarray |
Subarray mode for the given instrument. | required | |
readout |
Readout pattern mode for the given instrument. | required | |
ngroup |
Number of groups per integration. Must be >= 2. | required | |
nint |
Number of integrations. | required | |
nexp |
Number of exposures. | 1 |
Returns
| Type | Description |
|---|---|
| Float | Exposure time in seconds. |
Examples
>>> import gen_tso.pandeia_io as jwst>>> inst = 'nircam'
>>> subarray = 'subgrism64'
>>> readout = 'rapid'
>>> nint = 1
>>> ngroup = 90
>>> exp_time = jwst.exposure_time(inst, subarray, readout, ngroup, nint)
>>> print(exp_time)