diff --git a/server/utils/common.ts b/server/utils/common.ts
index 1f59e46..eb9c9ee 100644
--- a/server/utils/common.ts
+++ b/server/utils/common.ts
@@ -375,25 +375,28 @@ async function avgBlockTime(height) {
 
   const blockaveragetime = await getConnection(Global.network)
         .query(
-          'SELECT  coalesce(avg(bb.alter), 0) as alter FROM (SELECT  EXTRACT(EPOCH FROM (timestamp - LAG(timestamp) OVER (ORDER BY timestamp))) AS alter FROM blockchain_block where height < 1145 AND height > 2154 ) as bb',
+          'SELECT  coalesce(avg(bb.alter), 0) as alter FROM (SELECT  EXTRACT(EPOCH FROM (timestamp - LAG(timestamp) OVER (ORDER BY timestamp))) AS alter FROM blockchain_block where height > '+(height - 1440)+' AND height < '+height+' ) as bb',
         )
         .catch(err_msg => {
           return(err_msg);
         });
-
-  console.log("_________________________________");
-  console.log("Block Average time is  ",blockaveragetime)
+  return blockaveragetime['alter']
 }
 
 
 async function network_hashrate(height, edge_bits, difficulty) {
+  let graph_wight = await avgBlockTime(height)  
+  return (difficulty / graph_wight);
+ }
+  
+
+ async function network_hashrate_old(height, edge_bits, difficulty) {
   let graph_wight = await graph_weight(height, edge_bits)  
   return (42.0 * (difficulty / graph_wight) / 60.0);
  }
   
   
   
-  
  async function graph_weight(height, edge_bits) {
       let xpr_edge_bits = edge_bits;