changes to cartrepr_from_matmul to handle single locations and multiple obstimes

StuartLittlefair · StuartLittlefair · commit 984561c9ccf1 · 2016-03-03T09:59:23.000Z
diff --git a/astropy/coordinates/builtin_frames/utils.py b/astropy/coordinates/builtin_frames/utils.py
@@ -49,7 +49,7 @@ def cartrepr_from_matmul(pmat, coo, transpose=False):
     if pmat.shape[-2:] != (3, 3):
         raise ValueError("tried to do matrix multiplication with an array that "
                          "doesn't end in 3x3")
-    if coo.isscalar:
+    if coo.isscalar and pmat.shape[0] == 1:
         # a simpler path for scalar coordinates
         if transpose:
             pmat = pmat.T
