Yoonsoo P. Bach

Results 7 comments of Yoonsoo P. Bach

@jaymedina Hi and thanks for this detailed reply, and I am sorry for being late. > So looks like it just responded to your [18.0, 22.0] call with "Well these...

@larrybradley Sorry for this late reply! So far, I have been trying to make an ``Aperture`` object named ``PillBoxAperture`` (with annulus, skyaperture, skyannulus), and used it for the data reduction...

Had similar issue when I was preparing the lecture note for this spring's TA note ([this note](https://nbviewer.jupyter.org/github/ysbach/AO2019/blob/master/Notebooks/08-PSF_Extraction.ipynb)): ![image](https://user-images.githubusercontent.com/17214293/61196089-4a9e2a80-a707-11e9-8d22-04ab5a462b88.png) (In the note, I didn't strictly followed Stetson's original PSF extraction technique....

@MSeifert04 > IRAF just calculates the pixel offsets based on the WCS, it doesn't do a complete reprojection. Yeah, that was what I found from STScI manual after making this...

I found a simple code below may work: ```python divfactor = detect_cosmics(np.ones((3, 3)), gain=1., niter=0)[1][0, 0] if divfactor != 1.: _ccd.data = cleanarr / divfactor ``` but any better idea?...

I am still using the above code. BTW, trying on mini-forge, I found this: 1. the above test was done on default anaconda (intel, running on Rosetta2, ~ 1200 µs)...