anchor.diff:      var currentDate = new Date();
   
       var day = currentDate.getDate();
  -    var month = currentDate.getMonth() + 1;
  +    var month = currentDate.getMonth();
       var year = currentDate.getFullYear();
       var date1 = Date.UTC(year,month, day);
       //var date2 = Date.UTC(year, month+1, day);
  
positive.code:         if( d.close_app_date == null ) {
            return null;
          } 
          var parts = d.close_app_date.split(' ');
          return Date.UTC(parts[0], parts[1], parts[2]);
        }),
  
        designation = asteroid.dimension(function(d) { return d.designation});
  
negative.code:           .data(sortedDataSet, function(d) { 
  
              var dateStr = d.close_app_date.split(' ');
              // javascript month starts with 0
              var m = parseInt(dateStr[1], 10) - 1;
              var date = Date.UTC(dateStr[0], ''+m, dateStr[2]);
  	          var size = d.size/100;
  
              var baseAxis = date;
  