diff --git a/kernel.cc b/kernel.cc
index 26ea47e25f1e3e408895945d544479074355f3d4..16c26752565532fcb3a1df48d0578c7d310d3c12 100644
--- a/kernel.cc
+++ b/kernel.cc
@@ -167,10 +167,10 @@ namespace MISCMATHS {
     float retval, r1 = 0.0, r4 = 0.0;
     
     if (!in_bounds(data,p1) || !in_bounds(data,p4)) {
-      cerr << "ERROR: One or more indicies lie outside the data range. Returning ZERO" << endl;
+      cerr << "Hermite Interpolation - ERROR: One or more indicies lie outside the data range. Returning ZERO" << endl;
       retval = 0.0;
     } else if ((t < 0) || (t > 1)) {
-      cerr << "ERROR: Interpolation index must lie between 0 and 1. Returning ZERO" << endl;
+      cerr << "Hermite Interpolation - ERROR: Interpolation index must lie between 0 and 1. Returning ZERO" << endl;
       retval = 0.0;
       /*    } else if (t == 0.0) {
 	    retval = data(p1);
@@ -185,7 +185,7 @@ namespace MISCMATHS {
       retval = (2*t3 - 3*t2 + 1)*data(p1) + (-2*t3 + 3*t2)*data(p4) + (t3 - 2*t2 + t)*r1 + (t3 - t2)*r4;
     }
 
-    cerr << "p1, p4, t, r1, r4 = " << p1 << ", " << p4 << ", " << t << ", " << r1 << ", " << r4 << endl;
+    // cerr << "p1, p4, t, r1, r4 = " << p1 << ", " << p4 << ", " << t << ", " << r1 << ", " << r4 << endl;
     
     return retval;
   }