Jenna Ryon
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2
issues of
Jenna Ryon
I am attempting to make an ePSF from a set of 18 stars in the field of an ACS/SBC F125LP drizzled image. I'm following the example [here](https://photutils.readthedocs.io/en/stable/epsf.html). The resulting ePSF...
psf
If I create two Observation objects, one with an aperture size specified in the bandpass, and one without an aperture size specified, the effective wavelength of the two observations is...