Fix calculation of STIX pointing in HPC to imaging demo (#112)

* Add correct calculation of STIX pointing in HPC to imaging demo. * Add changelog for PR 112.
TCDSolar · May 9, 2024 · c606ef4 · c606ef4
1 parent 9036a75
commit c606ef4
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diff --git a/changelog/112.doc.rst b/changelog/112.doc.rst
@@ -0,0 +1 @@
+Correct calculation of the HPC coordinate of the center of the STIX pointing in the imaging demo.
diff --git a/examples/imaging_demo.py b/examples/imaging_demo.py
@@ -129,7 +129,7 @@
 header = make_fitswcs_header(bp_image, coord, telescope='STIX', observatory='Solar Orbiter', scale=[10,10]*u.arcsec/u.pix)
 fd_bp_map = Map((bp_image, header))
 
-hpc_ref = Helioprojective(pointing[0], pointing[1], observer=solo, obstime=fd_bp_map.date)
+hpc_ref = coord.transform_to(Helioprojective(observer=solo, obstime=fd_bp_map.date))  # Center of STIX pointing in HPC
 header_hp = make_fitswcs_header(bp_image, hpc_ref, scale=[10, 10]*u.arcsec/u.pix, rotation_angle=90*u.deg+roll)
 hp_map = Map((bp_image, header_hp))
 hp_map_rotated = hp_map.rotate()
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		Correct calculation of the HPC coordinate of the center of the STIX pointing in the imaging demo.