Aerobee-Hi sounding rocket could deliver 100 kg to 200 km.

• Aerobee Hi USAF-55

  First launcing of USAF Aerobee-Hi sounding rocket. Rocket test, 98 kg payload. Launched at 0858 local time. Reached 198 km.

• Aerobee Hi USAF-57

  Rocket test, 90 kg payload. Burnt-out thrust chamber. Launched at 0540 local time. Reached 64 km.

• Aerobee Hi NRL-37

  Rocket performance test. Launched at 0600 local time. Reached 4 km.

• Aerobee Hi NRL-38

  Rocket performance test. Launched at 0750 local time.

• Aerobee Hi NRL-40

  Rocket performance, satellite instrumentation test. Launched at 0931 local time. Reached 204 km.

• Aerobee Hi NRL-41

  Rocket performance flight test. Launched at 0810 local time. Reached 289 km.

• Aerobee Hi NRL-39

  Rocket performance test. Launched at 1505 local time. Reached 4 km.

• Aerobee Hi USAF-66

  Rocket test, 86 kg payload. Insufficient fin-cuff protection caused aerodynamic instability. Launched at 0840 local time. Reached 169 km.

• Aerobee Hi NRL-46

  Sunfollower spectrograph. Launched at 0713 local time. Reached 58 km.

• Aerobee Hi NRL-50

  Ionosphere research. Launched at 1200 local time. Reached 261 km.

• Aerobee Hi NRL-42

  Rocket performance test. Launched at 0815 local time. Reached 188 km.

• Aerobee Hi NRL-47

  Ionosphere research. Also known as IGY NN3.09. Launched at 1332 local time. Reached 119 km.

• Aerobee Hi NRL-43

  Atmospheric structure research. Also known as IGY NN3.12. Launched at 1048 local time. Reached 195 km.

• Aerobee Hi NRL-48

  Air and ion composition research. Also known as IGY NN3.17. Launched at 2321 local time. Reached 255 km.

• Aerobee Hi USAF-75

  Rocket test, 80 kg payload payload. Launched at 1444 local time. Reached 193 km.

• Aerobee Hi NRL-44

  Sunfollower spectrograph. Launched at 0704 local time. Reached 204 km.

• Aerobee Hi USAF-78

  Ionosphere research. Launched at 0700 local time. Reached 171 km.

• Aerobee Hi USAF-79

  Ionosphere research. Launched at 0707 local time. Reached 202 km.

• Aerobee Hi NRL-45

  Aurora, magnetic field research. Also known as IGY NN3.02. Launched at 1301 local time. Altitude not reported; possible failure.

• Aerobee-Hi tests.

  NASA fired first of five Aerobee-Hi sounding rockets from Wallops Station in program to measure ultraviolet radiation.

• 17 - Emme, Eugene M, Aeronautics and Astronautics: An American Chronology of Science and Technology in the Exploration of Space 1915-1960, NASA, 1961. HTML when accessed: http://www.hq.nasa.gov/office/pao/History/timeline.html