Coverage for python/lsst/obs/cfht/makeMegacamRawVisitInfo.py : 42%

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# # LSST Data Management System # Copyright 2016 LSST Corporation. # # This product includes software developed by the # LSST Project (http://www.lsst.org/). # # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the LSST License Statement and # the GNU General Public License along with this program. If not, # see <http://www.lsstcorp.org/LegalNotices/>. #
"""Make a VisitInfo from the FITS header of a raw Megacam image """
"""Set an argument dict for VisitInfo and pop associated metadata
Parameters ---------- md : `lsst.daf.base.PropertyList` or `lsst.daf.base.PropertySet` Metadata to extract from. Extracted values are removed. argdict : `dict` A dict of arguments to add to values to. """ MakeRawVisitInfo.setArgDict(self, md, argDict) argDict["darkTime"] = self.popFloat(md, "DARKTIME") argDict["boresightAzAlt"] = SpherePoint( self.popAngle(md, "TELAZ"), self.popAngle(md, "TELALT"), ) argDict["boresightRaDec"] = SpherePoint( self.popAngle(md, "RA_DEG",), self.popAngle(md, "DEC_DEG"), ) argDict["boresightAirmass"] = self.popFloat(md, "AIRMASS") argDict["observatory"] = Observatory( self.popAngle(md, "LONGITUD"), self.popAngle(md, "LATITUDE"), 4204, # from Wikipedia ) argDict["weather"] = Weather( self.popFloat(md, "TEMPERAT"), self.popFloat(md, "PRESSURE")*100.0, # 100 Pascal per millibar self.popFloat(md, "RELHUMID"), ) # Using LST to compute ERA until we get UT1 (see: DM-8053) LST = self.popAngle(md, "LST-OBS", units=astropy.units.h) argDict['era'] = self.eraFromLstAndLongitude(LST, argDict["observatory"].getLongitude())
"""Return date at the middle of the exposure
Parameters ---------- md : `lsst.daf.base.PropertyList` or `lsst.daf.base.PropertySet` FITS metadata; changed in place exposureTime : `float` exposure time in sec """ dateObs = self.popMjdDate(md, "MJD-OBS") return self.offsetDate(dateObs, 0.5*exposureTime) |