diff --git a/make-route-graph/mrg/mrg-airports.rb b/make-route-graph/mrg/mrg-airports.rb
index a38d8599..916f761b 100644
--- a/make-route-graph/mrg/mrg-airports.rb
+++ b/make-route-graph/mrg/mrg-airports.rb
@@ -3576,5 +3576,7 @@ module MRGAirports
            [3501,'NAU','NTGN','Napuka Island','Napuka Island Airport','PF-U-A',1,4101,7,'PF','OC','-14.1767997741699','-141.266998291016'],
            [3502,'FGU','NTGB','Fangatau','Fangatau Airport','PF-U-A',1,3936,9,'PF','OC','-15.819899559021','-140.886993408203'],
            #30-Aug-2021 V0.87
-           [3503,'BER','EDDB','Berlin',"Berlin Brandenburg #{APT}",'DE-BB',2,13123,157,'DE','EU','52.378333','13.520556']]
+           [3503,'BER','EDDB','Berlin',"Berlin Brandenburg #{APT}",'DE-BB',2,13123,157,'DE','EU','52.378333','13.520556'],
+           #09-Jul-2022 V0.88
+           [3504,'TCA','YTNK','Tennant Creek','Tennant Creek Airport','AU-NT',2,6427,1236,'AU','OC','-19.6343994140625','134.182998657227']]
 end
diff --git a/make-route-graph/mrg/mrg-constants.rb b/make-route-graph/mrg/mrg-constants.rb
index b8ab986c..78e461fe 100644
--- a/make-route-graph/mrg/mrg-constants.rb
+++ b/make-route-graph/mrg/mrg-constants.rb
@@ -7,12 +7,12 @@
 #----------------------------------------------------------------------------------------
 module MRGConstants
   VERSION = "0.88" 
-  VERSION_DATE = "2021-Nov-27" 
+  VERSION_DATE = "2022-Jul-09" 
   VERSION_TIME = Time.new.utc 
   AUTHOR = "Kelvin R. Lawrence" 
 
-  AIRPORTS = 3503       # Number of airports in the full graph 
-  ROUTES =  50532       # Number of routes in the full graph 
+  AIRPORTS = 3504       # Number of airports in the full graph 
+  ROUTES =  50547       # Number of routes in the full graph 
   AIRPORTS_SMALL =  46  # Number of airports in the small graph
   ROUTES_SMALL  = 1390  # Number of routes in the small graph 
   CANVAS_WIDTH  = 2000  # Used by VisJS layout (a 2:1 ratio between width and height works best) 
diff --git a/make-route-graph/mrg/mrg-history.rb b/make-route-graph/mrg/mrg-history.rb
index 47202064..a1b77c4c 100644
--- a/make-route-graph/mrg/mrg-history.rb
+++ b/make-route-graph/mrg/mrg-history.rb
@@ -20,7 +20,7 @@
 # an airline would give you in a frequent flyer program for flying that route!
 #
 #
-# Author: Kelvin R. Lawrence     27th November-2013 - 26th August-2021
+# Author: Kelvin R. Lawrence     27th November-2013 - 9th July-2022
 #
 # History:
 #   25-Nov-2013  -KRL-  Created it.                                                            v0.01
@@ -143,3 +143,5 @@
 #                       reduced the total routes in the graph from 50,660 to 50,532
 #                       Added 2 route pairs (4 total routes) 
 #                       ** This version of the data was put into GitHub on Aug 31st 2021.
+#    9-Jul-2022  -KRL-  Added TCA                                                              v0.88
+#                       Added 6 route pairs plus 3 single routes (15 total routes added)
diff --git a/make-route-graph/mrg/mrg-routes.rb b/make-route-graph/mrg/mrg-routes.rb
index a10b3d1e..0ba14f77 100644
--- a/make-route-graph/mrg/mrg-routes.rb
+++ b/make-route-graph/mrg/mrg-routes.rb
@@ -8,7 +8,7 @@
 #   export LC_NUMERIC=C
 #   sort -bn -t ',' -k1.2 -k2
 #
-# While mathods that search this data or build graphs from it may not depend on this
+# While methods that search this data or build graphs from it may not depend on this
 # ordering, it does allow for faster human eyeballing of the data and also allows
 # for additional optimizations while searching for routes.
 #
@@ -1673,6 +1673,7 @@ module MRGRoutes
    [3,190,972],
    [3,193,773],
    [3,194,427],
+   [3,195,809],
    [3,208,1284],
    [3,227,446],
    [3,239,952],
@@ -1693,6 +1694,7 @@ module MRGRoutes
    [3,375,1053],
    [3,389,755],
    [3,395,1103],
+   [3,403,1562],
    [3,416,625],
    [3,422,887],
    [3,429,881],
@@ -16805,6 +16807,7 @@ module MRGRoutes
    [157,160,903],
    [157,231,818],
    [157,232,811],
+   [157,3504,289],
    [158,54,4496],
    [158,55,422],
    [158,56,3857],
@@ -19467,6 +19470,7 @@ module MRGRoutes
    [194,190,582],
    [194,549,994],
    [195,1,1556],
+   [195,3,809],
    [195,8,983],
    [195,11,891],
    [195,13,1218],
@@ -21392,6 +21396,7 @@ module MRGRoutes
    [232,2922,228],
    [232,2923,446],
    [232,2928,401],
+   [232,3452,177],
    [233,12,1986],
    [233,16,1194],
    [233,47,2265],
@@ -27444,6 +27449,7 @@ module MRGRoutes
    [402,15,654],
    [402,31,977],
    [403,1,1593],
+   [403,3,1562],
    [403,8,1704],
    [403,11,1480],
    [403,12,2195],
@@ -37407,6 +37413,7 @@ module MRGRoutes
    [822,2063,417],
    [822,2064,248],
    [822,2065,529],
+   [822,3457,242],
    [823,58,130],
    [823,1174,144],
    [823,1178,671],
@@ -44924,6 +44931,7 @@ module MRGRoutes
    [1726,822,45],
    [1726,1722,640],
    [1726,2062,266],
+   [1726,3458,400],
    [1727,1669,53],
    [1727,1728,82],
    [1728,204,205],
@@ -50289,11 +50297,16 @@ module MRGRoutes
    [3449,2837,187],
    [3450,62,700],
    [3451,2839,297],
+   [3452,232,177],
+   [3452,983,1005],
    [3453,1715,105],
    [3454,3445,774],
    [3455,3456,158],
    [3456,3455,158],
+   [3457,822,242],
    [3457,3458,264],
+   [3458,1726,400],
+   [3458,3457,265],
    [3459,1286,23],
    [3460,3445,708],
    [3461,3445,498],
@@ -50564,5 +50577,6 @@ module MRGRoutes
    [3503,3237,733],
    [3503,3277,1893],
    [3503,3308,1324],
-   [3503,3312,1394]]
+   [3503,3312,1394],
+   [3504,157,289]]
 end