BUG fix wcs inversion near ra = 0

esheldon · Oct 28, 2023 · 173c014 · 173c014
1 parent 29cd722
commit 173c014
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/esutil/wcsutil.py b/esutil/wcsutil.py
@@ -547,6 +547,7 @@ def _lonlatdiff(self, xy):
         lonlat[0] = lon
         lonlat[1] = lat
         diff = lonlat - self.lonlat_answer
+        diff[0] = wrap_ra_diff(diff[0])
         return diff
 
     def _fsolve_xy(self, xyguess, xtol=DEFTOL):