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-rw-r--r--lib/stwcs/wcsutil/altwcs.py11
1 files changed, 7 insertions, 4 deletions
diff --git a/lib/stwcs/wcsutil/altwcs.py b/lib/stwcs/wcsutil/altwcs.py
index dd5f1e9..1f6dc01 100644
--- a/lib/stwcs/wcsutil/altwcs.py
+++ b/lib/stwcs/wcsutil/altwcs.py
@@ -102,7 +102,7 @@ def archiveWCS(fname, ext=None, wcskey=" ", wcsname=" ", reusekey=False):
else:
wkey = wcskey
wname = wcsname
-
+
for e in ext:
try:
w = pywcs.WCS(f[e].header, fobj=f)
@@ -113,14 +113,17 @@ def archiveWCS(fname, ext=None, wcskey=" ", wcsname=" ", reusekey=False):
hwcs = w.to_header()
wcsnamekey = 'WCSNAME' + wkey
f[e].header.update(key=wcsnamekey, value=wname)
+
if w.wcs.has_cd():
pc2cd(hwcs)
+ try:
+ old_wcsname=hwcs.pop('WCSNAME')
+ except:
+ pass
for k in hwcs.keys():
+
key = k[:7] + wkey
f[e].header.update(key=key, value=hwcs[k])
- #norient = np.rad2deg(np.arctan2(hwcs['CD1_2'],hwcs['CD2_2']))
- #okey = 'ORIENT%s' % wkey
- #f[e].header.update(key=okey, value=norient)
closefobj(fname, f)
def restoreWCS(f, ext=None, fromext=None, toext=None, wcskey=" ", wcsname=" "):