Type Ia supernova discovered on December 13, 2017 (about 20 days after maximum).
21 Diciembre 2017
First contact with this type Ia supernova, already apparently in full decline in brightness. After making the captures, apparently you see almost nothing in the area where it should be, you can barely sense a very faint star:
Adjusting histograms and inverting the image shows it better:
In its discovery it was reported with a magnitude of 17.9, according to my measurements, it already exceeds magnitude 19:
AT2017ixe.fit 2458109.40631 20171221.90631 Clear V-band C UCAC4 679:13517 228534 14.37 27.83 V AT2017IXE 2975 19.11