diff --git a/ospfn/distance b/ospfn/distance
new file mode 100644
index 0000000..e11157e
--- /dev/null
+++ b/ospfn/distance
@@ -0,0 +1,35 @@
+pku:ucla 10070
+parc:ucla 499
+parc:remap 499
+parc:csu 1518
+parc:uiuc 2946
+ucla:remap 1
+ucla:caida-ucsd 186
+ucla:uci 72
+ucla:ua 728
+ucla:csu 1385
+ucla:spp-salt 941
+remap:uci 72
+uci:caida-ucsd 115
+caida-ucsd:ua 588
+spp-salt:spp-hous 1931
+spp-salt:spp-kans 1489
+spp-salt:csu 577
+ua:csu 1065
+ua:um 1972
+ua:spp-hous 1512
+csu:um 1461
+csu:washu 1285
+spp-kans:spp-hous 1039
+spp-kans:spp-atla 1089
+spp-kans:washu 374
+spp-kans:spp-wash 1517
+spp-kans:uiuc 556
+spp-hous:spp-atla 1130
+washu:um 393
+washu:uiuc 239
+um:neu 1818
+um:spp-atla 530
+uiuc:neu 1454
+spp-atla:spp-wash 872
+spp-wash:neu 632