Changeset 1819 for trunk/MagicSoft/Cosy/gui/MGAccuracy.cc

Timestamp:

03/12/03 14:41:29 (22 years ago)

Author:

tbretz

Message:

*** empty log message ***

File:

• trunk/MagicSoft/Cosy/gui/MGAccuracy.cc (modified) (1 diff)

trunk/MagicSoft/Cosy/gui/MGAccuracy.cc

@@ -200 +200 @@
     const double cos2  = cos(dphi2)*cos(dphi2);
     const double sin2  = sin(dphi2)*sin(dphi2);
-    const double d     = cos(azd)*cos2 - cos(2*el+azd)*sin2;
+    const double d     = cos(azd)*cos2 - cos(2*el)*sin2;
+
+    //
+    // Original:
+    //   cos(Zd1)*cos(Zd2)+sin(Zd1)*sin(Zd2)*cos(dAz)
+    //
+    // Correct:
+    //   const double d = cos(azd)*cos2 - cos(el1+el2)*sin2;
+    //
+    // Estimated:
+    //   const double d = cos(azd)*cos2 - cos(2*el)*sin2;
+    //
 
     double dist = acos(d);