     block: String,
          headerWidth: Number,
          numberOfIndicators: {
              type: Number,
              value: 14
          }
      },
      formatTime(hours) {
        let date = new Date(hours * 60 * 60 * 1000);
        return date.toLocaleTimeString('en-US', {hour: 'numeric'});
      },
      formatDate(hours) {
        let date = new Date(hours * 60 * 60 * 1000);
        return date.toLocaleDateString(
            'en-US', {month: 'short', day: 'numeric'})
      },
      computeIndi