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authorWilliam Joye <wjoye@cfa.harvard.edu>2017-09-29 17:40:18 (GMT)
committerWilliam Joye <wjoye@cfa.harvard.edu>2017-09-29 17:40:18 (GMT)
commit5ab0b96434c925c378edc756e4e248a8c5e7662e (patch)
treea97834755bd74f1a9a61aeded708991845b733b8 /tksao
parent6982309e9ef352a91b45b2bcb6fbf0f4e05858d3 (diff)
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new AST WCS
Diffstat (limited to 'tksao')
-rw-r--r--tksao/frame/fitsimage.C2
1 files changed, 1 insertions, 1 deletions
diff --git a/tksao/frame/fitsimage.C b/tksao/frame/fitsimage.C
index 99773f5..6c7370e 100644
--- a/tksao/frame/fitsimage.C
+++ b/tksao/frame/fitsimage.C
@@ -2882,7 +2882,7 @@ Vector FitsImage::getWCScdelt(Coord::CoordSystem sys)
int ii = sys-Coord::WCS;
// special case
- if (wcs_[ii]->pc[0] != 1 && wcs_[ii]->pc[1] != 0) {
+ if (wcs_[ii]->pc[0] != 1 && wcs_[ii]->cdelt[0] == 1) {
double pc1 = sqrt(wcs_[ii]->pc[0]*wcs_[ii]->pc[0] +
wcs_[ii]->pc[2]*wcs_[ii]->pc[2]);
double pc2 = sqrt(wcs_[ii]->pc[1]*wcs_[ii]->pc[1] +