Measure the journey time of your train over a short distance, e.g. 36 inches.
Enter the distance and time in the fields below.
Click the 'Speed ?' button to discover the train speed.
Feight
Non vacuum brakes: 25mph
Vacuum fitted brakes: 40mph
Express perishables: 60mph
1 mile = 63360 inches
1 hour = 3600 seconds
Scale = 1/76 (00)
Model train travels 12 inches in 1 second.
12 in x 76 scale = 912 inches full scale
912 in. / 63360 in. = 0.0143939 miles
1 s / 3600 s = 0.000277777 hours
Speed = distance / time
Speed = 0.0143939 / 0.000277777 = 51.81 MPH