increase search radius to 500km

query/reverse.js

@@ -9,7 +9,12 @@ function generate( params ){
     lon: params.lon
   };
 
-  var query = queries.distance( centroid, { size: params.size || 1, sort: true } );
+  var query = queries.distance( centroid, {
+    size: params.size || 1,
+    sort: true,
+    distance: '500km'
+  });
+
   query.sort = query.sort.concat( sort( params ) );
 
   if ( params.categories && params.categories.length > 0 ) {

test/unit/query/reverse.js

@@ -78,7 +78,7 @@ module.exports.tests.query = function(test, common) {
               'must': [
                 {
                   'geo_distance': {
-                    'distance': '50km',
+                    'distance': '500km',
                     'distance_type': 'plane',
                     'optimize_bbox': 'indexed',
                     '_cache': true,
@@ -139,7 +139,7 @@ module.exports.tests.query = function(test, common) {
               'must': [
                 {
                   'geo_distance': {
-                    'distance': '50km',
+                    'distance': '500km',
                     'distance_type': 'plane',
                     'optimize_bbox': 'indexed',
                     '_cache': true,