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-rw-r--r--updatewcs/makewcs.py6
1 files changed, 4 insertions, 2 deletions
diff --git a/updatewcs/makewcs.py b/updatewcs/makewcs.py
index 449cf2a..40be750 100644
--- a/updatewcs/makewcs.py
+++ b/updatewcs/makewcs.py
@@ -36,8 +36,10 @@ class MakeWCS(object):
recomputes the basic WCS kw
"""
ltvoff, offshift = cls.getOffsets(ext_wcs)
+
v23_corr = cls.zero_point_corr(ext_wcs)
rv23_corr = cls.zero_point_corr(ref_wcs)
+
cls.uprefwcs(ext_wcs, ref_wcs, rv23_corr, ltvoff, offshift)
cls.upextwcs(ext_wcs, ref_wcs, v23_corr, rv23_corr, ltvoff, offshift)
@@ -135,8 +137,8 @@ class MakeWCS(object):
offshift = offsh
dec = ref_wcs.wcs.crval[1]
tddscale = (ref_wcs.pscale/ext_wcs.idcmodel.cx[1,1])
- rv23 = [ref_wcs.idcmodel.refpix['V2REF'] + rv23_corr_tdd[0,0] *tddscale,
- ref_wcs.idcmodel.refpix['V3REF'] - rv23_corr_tdd[1,0]] * tddscale
+ rv23 = [ref_wcs.idcmodel.refpix['V2REF'] + (rv23_corr_tdd[0,0] *tddscale),
+ ref_wcs.idcmodel.refpix['V3REF'] - (rv23_corr_tdd[1,0] * tddscale)]
# Get an approximate reference position on the sky
rref = numpy.array([[ref_wcs.idcmodel.refpix['XREF']+ltvoffx ,
ref_wcs.idcmodel.refpix['YREF']+ltvoffy]])