Changeset 33028 for trunk

Timestamp:

Dec 27, 2011, 11:43:08 AM (14 years ago)

Author:

bills

Message:

Make sure the range in RA passed to getstar is less than 180 degrees. Fixes at least some astrometry
failures on CNP exposures

File:

• trunk/psastro/src/psastroLoadRefstars.c (modified) (1 diff)

trunk/psastro/src/psastroLoadRefstars.c

@@ -33 +33 @@
 
     float dRA = RAmax - RAmin;
-    RAmin -= dRA * fieldPadding;
-    RAmax += dRA * fieldPadding;
+    if (dRA * (1. + 2 * fieldPadding) < 180.) {
+        RAmin -= dRA * fieldPadding;
+        RAmax += dRA * fieldPadding;
+    } else {
+        // if dRA > 180 getstar has problems. Just search the entire range
+        RAmin = 0;
+        RAmax = 360;
+    }
 
     float dDEC = DECmax - DECmin;