Enable equal aspect ratio by default.
@@ -576,7 +576,7 @@ class HpxNDMap(HpxMap):
wcs = self.geom.make_wcs(proj=proj, oversample=1)
if ax is None:
fig = plt.gcf()
- ax = fig.add_subplot(111, projection=wcs.wcs)
+ ax = fig.add_subplot(111, projection=wcs.wcs, aspect='equal')
wcs_lonlat = wcs.center_coord[:2]
idx = self.geom.get_idx()
