Proper calibration addd

main.go

@@ -15,16 +15,25 @@ const Timeout = math.MaxInt32
 const TimeoutErrInitial string = "Timed out waiting for sensor's initial %s reading!"
 
 var oneSecondInCycles = (func() int {
+	result := cyclesInAMillisecond()
+	for i := 0; i < 100; i++ {
+		result += cyclesInAMillisecond()
+	}
+	fmt.Println(result / 100)
+	return result / 100
+})()
+
+func cyclesInAMillisecond() int {
 	count := 0
-	start := time.Now().Nanosecond()
+	start := time.Now().UnixNano()
 	for {
 		count++
-		if time.Now().Nanosecond() - start >= 1000000 {
+		if time.Now().UnixNano() - start >= 1000000 {
 			break
 		}
 	}
 	return count
-})()
+}
 
 func main() {
 	err := gpio.Open()