Sentinel-1 image backward

I have this problem with my images of the Ross Ice Shelf:

This is an image that has been Radar – Radiometric- Calibrate- Amplitude_HH – Gamma0
followed by Speckle Filter.

This is what happens when I add a Geometric – Geolocation – Ellipsoid Correction – Geolocation Grid

This is what happens when I add Geometric – Geolocation – Ellipsoid Correction – Average Height Range Doppler

This is what the image looks like on Copernicus preview:

Any suggestions? I’m at a loss