ArtObservation

class artpop.image.ArtObservation(raw_counts, src_counts, sky_counts, image, var_image, calibration, zpt, bandpass, exptime, mag_error)

Bases: Observation

Return object for the artificial imager.

Parameters

raw_countsndarray

Raw count image, including Poisson noise.

src_countsndarray

Source count image before Poission noise is added.

sky_countsfloat

Counts per pixel from the sky.

var_imagendarray

Variance image.

calibrationfloat

Calibration factor that converts counts to calibrated flux units.

bandpassstr

Filter of the observation.

zptfloat

The magnitude zero point.

exptimeQuantity

The exposure time of the mock observation.

Methods Summary

copy()	Create deep copy of observation object.
from_pickle(file_name)	Load pickle of observation object.
to_fits(file_name[, overwrite, image_type])	Write image to fits file.
to_pickle(file_name)	Pickle observation object.

Methods Documentation

copy()

Create deep copy of observation object.

static from_pickle(file_name)

Load pickle of observation object.

to_fits(file_name, overwrite=True, image_type='image', **kwargs)

Write image to fits file.

Parameters

file_namestr

Name of fits file.

overwritestr, optional

If True (default), overwrite the image if it exists.

image_typestr, optional

Attribute name of the image to be written.

to_pickle(file_name)

Pickle observation object.