diff --git a/vega/coordinates.py b/vega/coordinates.py
index e5c4845..75d7729 100644
--- a/vega/coordinates.py
+++ b/vega/coordinates.py
@@ -164,6 +164,9 @@ def __init__(self, k_edges, num_ells=3):
         self.k_max = self.k_edges.max()
         self.data_ells = np.arange(0, 2*num_ells, 2)
 
+        self.rp_binsize = 1e-100
+        self.rt_binsize = 1e-100
+
     def get_mask_scale_cuts(self, cuts_config):
         '''Build mask to apply scale cuts