Index: /trunk/psastro/src/psastroDemoPlot.c
===================================================================
--- /trunk/psastro/src/psastroDemoPlot.c	(revision 19593)
+++ /trunk/psastro/src/psastroDemoPlot.c	(revision 19594)
@@ -101,4 +101,5 @@
     }
     xVec->n = yVec->n = zVec->n = n;
+
     pmKapaPlotVectorTriple_AutoLimits_OpenGraph (kapa, &graphdata, xVec, yVec, zVec, false);
 
@@ -124,4 +125,8 @@
     xVec->n = yVec->n = zVec->n = n;
     pmKapaPlotVectorTriple_AutoLimits_OpenGraph (kapa, &graphdata, xVec, yVec, zVec, false);
+
+    // flip x (East increase to left)
+    SWAP (graphdata.xmin, graphdata.xmax);
+    KapaSetLimits (kapa, &graphdata);
 
     // pause and wait for user input:
@@ -189,4 +194,8 @@
     pmKapaPlotVectorTriple_AutoLimits_OpenGraph (kapa, &graphdata, xVec, yVec, zVec, false);
 
+    // flip x (East increase to left)
+    SWAP (graphdata.xmin, graphdata.xmax);
+    KapaSetLimits (kapa, &graphdata);
+
     // pause and wait for user input:
     // continue, save (provide name), ??