Merge pull request #348 from lsst/tickets/DM-15180

DM-15180: Turn off coordinate covariance calculation
lsst · Sep 15, 2023 · d97887c · d97887c
2 parents 6f40f42 + 6fbeb68
commit d97887c
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/python/lsst/meas/algorithms/dynamicDetection.py b/python/lsst/meas/algorithms/dynamicDetection.py
@@ -172,7 +172,8 @@ def calculateThreshold(self, exposure, seed, sigma=None, minFractionSourcesFacto
             peaks = source.getFootprint().getPeaks()
             assert len(peaks) == 1
             source.set(key, peaks[0].getF())
-            source.updateCoord(exposure.getWcs())
+            # Coordinate covariance is not used, so don't bother calulating it.
+            source.updateCoord(exposure.getWcs(), include_covariance=False)
 
         # Forced photometry on sky objects
         self.skyMeasurement.run(catalog, exposure, catalog, exposure.getWcs())