DM-16297: Changes for Gen3 support of LSST data

python/lsst/obs/base/fitsRawFormatterBase.py

@@ -163,6 +163,10 @@ def makeWcs(self, visitInfo, detector):
             Raised if there is an error generating the SkyWcs, chained from the
             lower-level exception if available.
         """
+        if self.observationInfo.tracking_radec is None:
+            # This is not an on-sky observation
+            return None
+
         skyWcs = self._createSkyWcsFromMetadata()
 
         log = lsst.log.Log.getLogger("fitsRawFormatter")
@@ -186,6 +190,10 @@ def _createSkyWcsFromMetadata(self):
             The WCS that was created from ``self.metadata``, or None if that
             creation fails due to invalid metadata.
         """
+        if self.observationInfo.tracking_radec is None:
+            # This is not an on-sky observation
+            return None
+
         try:
             return lsst.afw.geom.makeSkyWcs(self.metadata, strip=True)
         except lsst.pex.exceptions.TypeError as e:

python/lsst/obs/base/gen3/ingest.py

@@ -309,7 +309,7 @@ def ensureDimensions(self, file):
                 # Record that we've handled this entry.
                 self.dimensionEntriesDone[dimension].add(dimensionDataId)
         # Do this after the loop to ensure all the dimensions are added
-        if self.config.doAddRegions:
+        if self.config.doAddRegions and obsInfo.tracking_radec is not None:
             region = self.buildRegion(headers)
             try:
                 self.butler.registry.setDimensionRegion(DataId(fullDataId,