text: const gigaMilliSecond = Math.pow(10, 12);
  
  export function gigasecond(dateObject) {
      let milliSecSinceEpoch = dateObject.getTime();
      let d = new Date(gigaMilliSecond + milliSecSinceEpoch);
      return new Date(Date.UTC(d.getFullYear(), d.getMonth(), d.getUTCDate(),
                               d.getUTCHours(), d.getUTCMinutes(), d.getUTCSeconds()));
  }
  
  
  
  
  
  