Changeset 30738 for trunk/psModules/src/imcombine/pmSubtraction.c

Timestamp:

Feb 22, 2011, 2:27:43 PM (15 years ago)

Author:

eugene

Message:

handle chisq fit for case of small number of stamps

File:

• trunk/psModules/src/imcombine/pmSubtraction.c (modified) (1 diff)

trunk/psModules/src/imcombine/pmSubtraction.c

@@ -939 +939 @@
     // which are significantly deviant from that distribution.
 
+    // if we only have 3 or fewer stars, we have to accept them all
+    if (match->nGood < 3) {
+        kernels->mean = NAN;
+        kernels->rms = NAN;
+        kernels->numStamps = match->nGood;
+        
+        psLogMsg("psModules.imcombine", PS_LOG_INFO, "only %d stars, keeping them all (good luck!)",  kernels->numStamps);
+        return 0;
+    }
+
     kernels->mean = NAN;
     kernels->rms = NAN;