Table 1. Engine exhaust temperatures and velocity with power setting and distance [1]

Engine exhaust temperatures and velocity [The angle of wake : 40deg.]
Power setting Max Mil Idle
Distance from nozzle(ft) Temp. Vel. (MPH) Temp. Vel. (MPH) Temp. Vel. (MPH)
(℉) (℃) (℉) (℃) (℉) (℃)
20 877 469 644 430 221 491 175 79 48
30 620 327 464 305 152 300 143 62 24
60 290 143 205 160 62 140 80 27 -
80 210 99 153 158 70 99 - - -