Index: /branches/czw_branch/20160809/Ohana/src/opihi/cmd.astro/fitplx_irls.c
===================================================================
--- /branches/czw_branch/20160809/Ohana/src/opihi/cmd.astro/fitplx_irls.c	(revision 39807)
+++ /branches/czw_branch/20160809/Ohana/src/opihi/cmd.astro/fitplx_irls.c	(revision 39808)
@@ -218,13 +218,37 @@
   // fprintf (stderr, "%f +/- %f | %f %f\n", fit.p, fit.dp, fit.uR, fit.uD);
 
-/*
-  FILE *f = fopen ("test.pf.dat", "w");
+  Vector *dRresPMP, *dDresPMP, *dRresPLX, *dDresPLX;
+
+  // save fit residuals (with only pm removed, and pm and plx removed)
+  if ((dRresPMP = SelectVector ("dRresPMP", ANYVECTOR, TRUE)) == NULL) ESCAPE ("cannot generate vector %s\n", "dRresPMP");
+  if ((dDresPMP = SelectVector ("dDresPMP", ANYVECTOR, TRUE)) == NULL) ESCAPE ("cannot generate vector %s\n", "dDresPMP");
+  if ((dRresPLX = SelectVector ("dRresPLX", ANYVECTOR, TRUE)) == NULL) ESCAPE ("cannot generate vector %s\n", "dRresPLX");
+  if ((dDresPLX = SelectVector ("dDresPLX", ANYVECTOR, TRUE)) == NULL) ESCAPE ("cannot generate vector %s\n", "dDresPLX");
+    
+  ResetVector (dRresPMP, OPIHI_FLT, Ntotal);
+  ResetVector (dDresPMP, OPIHI_FLT, Ntotal);
+  ResetVector (dRresPLX, OPIHI_FLT, Ntotal);
+  ResetVector (dDresPLX, OPIHI_FLT, Ntotal);
+  
   for (i = 0; i < Ntotal; i++) {
-    double Xf = fit.Ro + fit.uR*fitdata.t[i] + fit.p*fitdata.pX[i];
-    double Yf = fit.Do + fit.uD*fitdata.t[i] + fit.p*fitdata.pY[i];
-    fprintf (f, "%f : %f %f : %f %f : %f : %f %f : %f %f\n", T[i], R[i], D[i], Xf, Yf, fitdata.t[i], fitdata.X[i], fitdata.Y[i], fitdata.pX[i], fitdata.pY[i]);
-  }
-  fclose (f);
-*/
+    
+    double x0, y0;
+    RD_to_XY (&x0, &y0, R[i], D[i], &coords);
+
+    double pX0, pY0;
+    ParFactor (&pX0, &pY0, R[i], D[i], T[i]);
+
+    double t0 = (T[i] - Tmean)/365.25;
+
+    double Xpmp = fit.Ro + fit.uR*t0 + fit.p*pX0;
+    double Ypmp = fit.Do + fit.uD*t0 + fit.p*pY0;
+    double Xplx = fit.Ro + fit.uR*t0;
+    double Yplx = fit.Do + fit.uD*t0;
+
+    dRresPMP->elements.Flt[i] = x0 - Xpmp;
+    dDresPMP->elements.Flt[i] = y0 - Ypmp;
+    dRresPLX->elements.Flt[i] = x0 - Xplx;
+    dDresPLX->elements.Flt[i] = y0 - Yplx;
+  }
 
   // fprintf (stderr, "Roff, Doff: %f, %f; dRo, dDo: %f, %f\n", fit.Ro, fit.Do, fit.dRo, fit.dDo);