4.34. map_to_sky

Retrieves source information from Simbad and returns their coordinates on the image.

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Fits.map_to_sky() → pd.DataFrame

Retrieves source information from Simbad and returns their coordinates on the image.

Returns

pd.DataFrame

A DataFrame containing names, pixel coordinates, and corresponding sky coordinates of the sources.

Raises

• Unsolvable

  When the header does not contain a valid WCS solution.

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4.34.1. Example:

from myraflib import Fits
from astropy.coordinates import SkyCoord

fits = Fits.sample()
sources = fits.map_to_sky()