Air-launched rocket drop zone known to have been used for 18 launches from 1959 to 1960, reaching up to 26 kilometers altitude.

Longitude: -118.1083 deg.
Latitude: 34.7983 deg.
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Associated Launch Vehicles
Associated Launch Sites
Rosamund Dry Lake DZ Chronology
1959 June 8 - .
16:38 GMT - .
Launch Site:
Rosamund Dry Lake DZ.
Launch Pad: 34.7 N x 118.1 W.
Launch Platform: NB-52 003.
LV Family:
X-15.
Launch Vehicle:
X-15.
LV Configuration: X-15 1-1-5.
- X-15A test - .
Nation: USA. Agency: NASA; USAF. Apogee: 11 km (6 mi). Summary: First flight for X-15 # 1. Planned glide flight. Maximum Speed - 840 kph. Maximum Altitude - 11445 m..
1959 September 17 - .
16:08 GMT - .
Launch Site:
Rosamund Dry Lake DZ.
Launch Pad: 34.7 N x 118.1 W.
Launch Platform: NB-52 003.
LV Family:
X-15.
Launch Vehicle:
X-15.
LV Configuration: X-15 2-1-3.
FAILURE: Turbopump failure and fire..
- X-15A test - .
Nation: USA. Agency: NASA; USAF. Apogee: 15 km (9 mi). Summary: First flight for X-15 # 2. First powered flight. Maximum Speed - 2241 kph. Maximum Altitude - 15954 m. Turbopump case failure resulted in fire in engine compartment..
1959 October 17 - .
18:13 GMT - .
Launch Site:
Rosamund Dry Lake DZ.
Launch Pad: 34.7 N x 118.1 W.
Launch Platform: NB-52 003.
LV Family:
X-15.
Launch Vehicle:
X-15.
LV Configuration: X-15 2-2-6.
FAILURE: Fire in engine bay, gear door failure..
- X-15A test - .
Nation: USA. Agency: NASA; USAF. Apogee: 18 km (11 mi). Summary: Maximum Speed - 2283 kph. Maximum Altitude - 18831 m. Nose gear door failed on landing..
1959 November 5 - .
17:39 GMT - .
Launch Site:
Rosamund Dry Lake DZ.
Launch Pad: 34.7 N x 118.1 W.
Launch Platform: NB-52 003.
LV Family:
X-15.
Launch Vehicle:
X-15.
LV Configuration: X-15 2-3-9.
FAILURE: Engine fire and explosion, fuselage failure on landing..
- X-15A test - .
Nation: USA. Agency: NASA; USAF. Apogee: 13 km (8 mi). Summary: Engine fire; fuselage structural failure on landing. Aircraft returned to North American for rebuild. Maximum Speed - 1062 kph. Maximum Altitude - 13857 m..
1960 January 24 - .
00:17 GMT - .
Launch Site:
Rosamund Dry Lake DZ.
Launch Pad: 34.7 N x 118.1 W.
Launch Platform: NB-52 008.
LV Family:
X-15.
Launch Vehicle:
X-15.
LV Configuration: X-15 1-2-7.
- X-15A SAS Evaluation test - .
Nation: USA. Agency: NASA; USAF. Apogee: 20 km (12 mi). Summary: Maximum Speed - 2685 kph. Maximum Altitude - 20374 m..
1960 February 11 - .
18:15 GMT - .
Launch Site:
Rosamund Dry Lake DZ.
Launch Pad: 34.7 N x 118.1 W.
Launch Platform: NB-52 008.
LV Family:
X-15.
Launch Vehicle:
X-15.
LV Configuration: X-15 2-4-11.
- X-15A test - .
Nation: USA. Agency: NASA; USAF. Apogee: 26 km (16 mi). Summary: Maximum Speed - 2359 kph. Maximum Altitude - 26858 m..
1960 February 17 - .
17:41 GMT - .
Launch Site:
Rosamund Dry Lake DZ.
Launch Pad: 34.7 N x 118.1 W.
Launch Platform: NB-52 008.
LV Family:
X-15.
Launch Vehicle:
X-15.
LV Configuration: X-15 2-5-12.
- X-15A SAS Evaluation test - .
Nation: USA. Agency: NASA; USAF. Apogee: 16 km (9 mi). Summary: Maximum Speed - 1667 kph. Maximum Altitude - 16045 m. Automatic shutdown of one chamber in upper XLR-11..
1960 March 17 - .
16:31 GMT - .
Launch Site:
Rosamund Dry Lake DZ.
Launch Pad: 34.7 N x 118.1 W.
Launch Platform: NB-52 008.
LV Family:
X-15.
Launch Vehicle:
X-15.
LV Configuration: X-15 2-6-13.
- X-15A SAS Eval/Stability test - .
Nation: USA. Agency: NASA; USAF. Apogee: 16 km (9 mi). Summary: Maximum Speed - 2283 kph. Maximum Altitude - 16045 m. 6G maneuver test..
1960 March 25 - .
23:43 GMT - .
Launch Site:
Rosamund Dry Lake DZ.
Launch Pad: 34.7 N x 118.1 W.
Launch Platform: NB-52 008.
LV Family:
X-15.
Launch Vehicle:
X-15.
LV Configuration: X-15 1-3-8.
- X-15A test - .
Nation: USA. Agency: NASA; USAF. Apogee: 14 km (8 mi). Summary: Maximum Speed - 2124 kph. Maximum Altitude - 14822 m. Roll damper malfunctioned..
1960 March 29 - .
17:59 GMT - .
Launch Site:
Rosamund Dry Lake DZ.
Launch Pad: 34.7 N x 118.1 W.
Launch Platform: NB-52 008.
LV Family:
X-15.
Launch Vehicle:
X-15.
LV Configuration: X-15 2-7-15.
- X-15A test - .
Nation: USA. Agency: NASA; USAF. Apogee: 15 km (9 mi). Summary: Maximum Speed - 2080 kph. Maximum Altitude - 15235 m..
1960 March 31 - .
16:42 GMT - .
Launch Site:
Rosamund Dry Lake DZ.
Launch Pad: 34.7 N x 118.1 W.
Launch Platform: NB-52 008.
LV Family:
X-15.
Launch Vehicle:
X-15.
LV Configuration: X-15 2-8-16.
- X-15A SAS Gains test - .
Nation: USA. Agency: NASA; USAF. Apogee: 15 km (9 mi). Summary: Maximum Speed - 2156 kph. Maximum Altitude - 15653 m. 3.5 to 5G pullouts to simulate reentry..
1960 April 13 - .
17:15 GMT - .
Launch Site:
Rosamund Dry Lake DZ.
Launch Pad: 34.7 N x 118.1 W.
Launch Platform: NB-52 003.
LV Family:
X-15.
Launch Vehicle:
X-15.
LV Configuration: X-15 1-4-9.
- X-15A test - .
Nation: USA. Agency: NASA; USAF. Apogee: 14 km (8 mi). Summary: Maximum Speed - 2018 kph. Maximum Altitude - 14630 m..
1960 April 19 - .
16:51 GMT - .
Launch Site:
Rosamund Dry Lake DZ.
Launch Pad: 34.7 N x 118.1 W.
Launch Platform: NB-52 003.
LV Family:
X-15.
Launch Vehicle:
X-15.
LV Configuration: X-15 1-5-10.
- X-15A test - .
Nation: USA. Agency: NASA; USAF. Apogee: 18 km (11 mi). Summary: Maximum Speed - 2718 kph. Maximum Altitude - 18134 m..
1960 May 6 - .
17:53 GMT - .
Launch Site:
Rosamund Dry Lake DZ.
Launch Pad: 34.7 N x 118.1 W.
Launch Platform: NB-52 003.
LV Family:
X-15.
Launch Vehicle:
X-15.
LV Configuration: X-15 1-6-11.
FAILURE: Trouble shedding the ventral fin..
- X-15A test - .
Nation: USA. Agency: NASA; USAF. Apogee: 18 km (11 mi). Summary: Maximum Speed - 2336 kph. Maximum Altitude - 18574 m..
1960 May 26 - .
17:08 GMT - .
Launch Site:
Rosamund Dry Lake DZ.
Launch Pad: 34.7 N x 118.1 W.
Launch Platform: NB-52 008.
LV Family:
X-15.
Launch Vehicle:
X-15.
LV Configuration: X-15 2-9-18.
- X-15A SAS, High alpha, BCS test - .
Nation: USA. Agency: NASA; USAF. Apogee: 15 km (9 mi). Summary: Maximum Speed - 2336 kph. Maximum Altitude - 15631 m. First test of reaction control system..
1960 November 15 - .
17:59 GMT - .
Launch Site:
Rosamund Dry Lake DZ.
Launch Pad: 34.7 N x 118.1 W.
Launch Platform: NB-52 003.
LV Family:
X-15.
Launch Vehicle:
X-15.
LV Configuration: X-15 2-10-21.
- X-15A XLR-99 Checkout test - .
Nation: USA. Agency: NASA; USAF. Apogee: 24 km (14 mi). Summary: First flight with XLR-99 engine. Maximum Speed - 3154 kph. Maximum Altitude - 24750 m..
1960 November 22 - .
21:25 GMT - .
Launch Site:
Rosamund Dry Lake DZ.
Launch Pad: 34.7 N x 118.1 W.
Launch Platform: NB-52 003.
LV Family:
X-15.
Launch Vehicle:
X-15.
LV Configuration: X-15 2-11-22.
- X-15A XLR-99, BCS test - .
Nation: USA. Agency: NASA; USAF. Apogee: 18 km (11 mi). Summary: First restart with XLR-99 engine. Maximum Speed - 2665 kph. Maximum Altitude - 18867 m..
1960 December 6 - .
23:29 GMT - .
Launch Site:
Rosamund Dry Lake DZ.
Launch Pad: 34.7 N x 118.1 W.
Launch Platform: NB-52 003.
LV Family:
X-15.
Launch Vehicle:
X-15.
LV Configuration: X-15 2-12-23.
- X-15A XLR-99, BCS test - .
Nation: USA. Agency: NASA; USAF. Apogee: 16 km (9 mi). Summary: Maximum Speed - 3027 kph. Maximum Altitude - 16268 m..
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