In the table below you will find the records of stratospheric balloons launched from different countries during 1969, which are currently available in StratoCat's database. Each row displays essential information such as the launch base, date and time of launch, and, if known, the mission duration and landing site of the payload. Clicking on the experiment name will offer details about the scientific institutions involved, a summary of the experiment's purpose and results, and other relevant information on the balloon flight, including references and images. Clicking on the arrows at the top and the bottom of the table you can move to other year's tables.
Launch base | Date | Flight Duration | Experiment | Payload landing place or cause of the failure |
---|---|---|---|---|
![]() | 1/4 | --- | ASHCAN | --- No Data --- |
![]() | 1/6 | --- | ASHCAN | --- No Data --- |
![]() | 1/7 | --- | ASHCAN | --- No Data --- |
![]() | 1/10 | --- | ASHCAN | --- No Data --- |
![]() | 1/11 | F 5 h 55 m | TEST OF COMMAND AND TELEMETRY SYSTEMS | --- No Data --- |
![]() | 1/11 | --- | ASHCAN | --- No Data --- |
![]() | 1/13 | --- | ASHCAN | --- No Data --- |
![]() | 1/14 | --- | ASHCAN | --- No Data --- |
![]() | 1/14 | 19 h | OBSERVATION OF AURORAL X-RAYS | --- No Data --- |
![]() | 1/18 | 9 h | OBSERVATION OF AURORAL X-RAYS | --- No Data --- |
![]() | 1/21 | --- | ASHCAN | --- No Data --- |
![]() | 1/22 | F 8 h 5 m | TEST OF COMMAND AND TELEMETRY SYSTEMS | --- No Data --- |
![]() | 1/24 | 19 h | OBSERVATION OF AURORAL X-RAYS | --- No Data --- |
![]() | 1/26 | 22 h | OBSERVATION OF AURORAL X-RAYS | --- No Data --- |
![]() | 2/2 | 24 h | OBSERVATION OF AURORAL X-RAYS | --- No Data --- |
![]() | 2/3 | --- | ASHCAN | --- No Data --- |
![]() | 2/4 | --- | ASHCAN | --- No Data --- |
![]() | 2/4 | --- | ASHCAN | --- No Data --- |
![]() | 2/5 | F ~ 5 h | SPARK CHAMBER | --- No Data --- |
![]() | 2/5 | 28 h | OBSERVATION OF AURORAL X-RAYS | --- No Data --- |
![]() | 2/6 | --- | ASHCAN | --- No Data --- |
![]() | 2/8 | --- | ASHCAN | --- No Data --- |
![]() | 2/9 | F 4 h | UV POLARIMETRY OF VENUS AND SIRIUS | --- No Data --- |
![]() | 2/9 | 27 h | OBSERVATION OF AURORAL X-RAYS | --- No Data --- |
![]() | 2/11 | --- | ASHCAN | --- No Data --- |
![]() | 2/11 | 22 h | OBSERVATION OF AURORAL X-RAYS | --- No Data --- |
![]() | 2/12 | --- | ASHCAN | --- No Data --- |
![]() | 2/12 | 28 h | OBSERVATION OF AURORAL X-RAYS | --- No Data --- |
![]() | 2/12 | --- | ASHCAN | --- No Data --- |
![]() | 2/13 | 20 h | OBSERVATION OF AURORAL X-RAYS | --- No Data --- |
![]() | 2/17 | SPARK CHAMBER | --- No Data --- | |
![]() | 2/19 | F 8 h 50 m | TEST OF OPLE POSITION AND LOCATION SYSTEM WITH ATS-III SATELLITE | --- No Data --- |
![]() | 2/25 | 3 h 30 m | SPECTROMETER | 20 miles NNW of Hobbs, New Mexico, US |
![]() | 2/26 | F ~ 8 h | SPARK CHAMBER | --- No Data --- |
![]() | 2/26 | F 3 h | NEUTRON DETECTOR | --- No Data --- |
![]() | 3/5 | --- | ASHCAN | --- No Data --- |
![]() | 3/6 | --- | ASHCAN | --- No Data --- |
![]() | 3/7 | --- | ASHCAN | --- No Data --- |
![]() | 3/9 | --- | ASHCAN | --- No Data --- |
![]() | 3/13 | --- | ASHCAN | --- No Data --- |
![]() | 3/13 | --- | ASHCAN | --- No Data --- |
![]() | 3/13 | F 7 h | GAMMA RAY TELESCOPE | --- No Data --- |
![]() | 3/14 | --- | ASHCAN | --- No Data --- |
![]() | 3/19 | --- | ASHCAN | --- No Data --- |
![]() | 3/20 | --- | X-RAY TELESCOPE | --- No Data --- |
![]() | 3/21 | --- | ASHCAN | --- No Data --- |
![]() | 3/21 | --- | NEUTRON DETECTOR | --- No Data --- |
![]() | 3/21 | F 7 h 10 m | OBSERVATION OF X-RAY SOURCES IN M87 AND CYGNUS | --- No Data --- |
![]() | 3/25 | F 4 h 50 m | X-RAY TELESCOPE | --- No Data --- |
![]() | 3/26 | --- | ASHCAN | --- No Data --- |
![]() | 4/1 | --- | ASHCAN | --- No Data --- |
![]() | 4/2 | --- | ASHCAN | --- No Data --- |
![]() | 4/3 | --- | ASHCAN | --- No Data --- |
![]() | 4/5 | 2 h 45 m | TEST OF COMMAND AND TELEMETRY SYSTEMS | --- No Data --- |
![]() | 4/5 | --- | ASHCAN | --- No Data --- |
![]() | 4/6 | F 5 h 5 m | COLLECT INTERPLANETARY DUST PARTICLES | --- No Data --- |
![]() | 4/6 | --- | ASHCAN | --- No Data --- |
![]() | 4/7 | --- | ASHCAN | --- No Data --- |
![]() | 4/14 | F 3 h 50 m | X-RAY TELESCOPE | --- No Data --- |
![]() | 4/15 | 5 h 30 m | MEASURE COSMIC RADIATION | --- No Data --- |
![]() | 4/15 | --- | ENGINEERING TEST OF X-RAY TELESCOPE | --- No Data --- |
![]() | 4/16 | F 16 h | X-RAY TELESCOPE | Lost on the Tasmanian Sea. Apperared nine months later on a beach in New Zealand. |
![]() | 4/16 | --- | X-RAY TELESCOPE | --- No Data --- |
![]() | 4/18 | --- | ELECTRIC FIELD MEASUREMENTS | --- No Data --- |
![]() | 4/19 | --- | DIGITIZED SPARK CHAMBER FOR GAMMA RAYS | --- No Data --- |
![]() | 4/19 | --- | UV SPECTROMETER | Near Auch, France |
![]() | 4/20 | 3 h 30 m | MEASURE COSMIC RADIATION | --- No Data --- |
![]() | 4/21 | F 5 h 35 m | ATMOSPHERIC X-RAY MEASUREMENTS | --- No Data --- |
![]() | 4/21 | --- | ASHCAN | --- No Data --- |
![]() | 4/22 | F 6 h 30 m | GAMMA RAYS AND NEUTRON DETECTOR | --- No Data --- |
![]() | 4/22 | F 9 h 5 m | X-RAY TELESCOPE | --- No Data --- |
![]() | 4/22 | --- | ASHCAN | --- No Data --- |
![]() | 4/23 | --- | ASHCAN | --- No Data --- |
![]() | 4/24 | --- | ASHCAN | --- No Data --- |
![]() | 4/24 | --- | SPECTROGRAPH | In Auch, Gers, France |
![]() | 4/26 | --- | ASHCAN | --- No Data --- |
![]() | 4/27 | --- | X-RAY DETECTORS | --- No Data --- |
![]() | 4/28 | 29 h 30 m | IONIZATION SPECTROMETER | 28 miles E of Industry, Texas, US |
![]() | 4/28 | F 6 h 20 m | TEST OF TELEMETRY AND COMMUNICATION SYSTEMS | --- No Data --- |
![]() | 4/29 | --- | ASHCAN | --- No Data --- |
![]() | 4/30 | F 1 h | SPECTROGRAPH | In Captieux, Landes, France |
![]() | 5/?? | --- | CERENKOV COUNTER TELESCOPE PROTOTYPE | --- No Data --- |
![]() | 5/1 | 5 h | PAYLOAD UNKNOWN | 27 miles N of Hobbs, New Mexico, US |
![]() | 5/2 | --- | UV SPECTROPHOTOMETRY OF STARS | --- No Data --- |
![]() | 5/4 | --- | UV SPECTROPHOTOMETRY OF STARS | --- No Data --- |
![]() | 5/5 | F 7 h 50 m | UV SPECTROPHOTOMETRY OF STARS | --- No Data --- |
![]() | 5/9 | --- | ASHCAN | --- No Data --- |
![]() | 5/9 | --- | ASHCAN | --- No Data --- |
![]() | 5/9 | F 10 h 55 m | X-RAY MEASUREMENTS FROM CRAB NEBULA AND JUPITER | --- No Data --- |
![]() | 5/10 | 11 h 30 m | MEASURE COSMIC RADIATION | --- No Data --- |
![]() | 5/10 | F 7 h 30 m | HIGH ANGULAR RESOLUTION X-RAY TELESCOPE | --- No Data --- |
![]() | 5/11 | F 9 h 20 m | SOLAR FLARE NEUTRON MONITOR | --- No Data --- |
![]() | 5/11 | F 7 h 25 m | TEST OF NIMBUS-3 SATELLITE BALLOON LOCATION SYSTEM | --- No Data --- |
![]() | 5/12 | F 36 h 20 m | NUCLEAR EMULSION STACK | --- No Data --- |
![]() | 5/12 | F 13 h | SEARCH FOR GAMMA RAYS | --- No Data --- |
![]() | 5/13 | --- | ASHCAN | --- No Data --- |
![]() | 5/15 | 7 h 55 m | MEASURE X-RAYS FROM SOLAR FLARES | --- No Data --- |
![]() | 5/18 | --- | ASHCAN | --- No Data --- |
![]() | 5/20 | --- | ASHCAN | --- No Data --- |
![]() | 5/20 | 6 h | PAYLOAD UNKNOWN | 18 miles WSW of Roswell, New Mexico, US |
![]() | 5/21 | --- | ASHCAN | --- No Data --- |
![]() | 5/22 | --- | ASHCAN | --- No Data --- |
![]() | 5/22 | 3 h 30 m | PAYLOAD UNKNOWN | 42 miles N of Holloman AFB, New Mexico, US |
![]() | 5/23 | --- | ASHCAN | --- No Data --- |
![]() | 5/24 | 8 h 45 m | MEASURE X-RAYS SCORPIUS AND CYGNUS | --- No Data --- |
![]() | 5/25 | F 15 h 45 m | TEMPERATURE MEASUREMENTS IN THE BALLOON | --- No Data --- |
![]() | 5/25 | F 30 h | EXPERIMENT OF IRLS LOCATION WITH NIMBUS III SATELLITE | --- No Data --- |
![]() | 5/26 | + 365 d | SUPERPRESSURE BALLOON | --- No Data --- |
![]() | 5/27 | --- | SCINTILLATION SPECTROMETER | --- No Data --- |
![]() | 5/29 | --- | NEUTRON DETECTOR | --- No Data --- |
![]() | 5/29 | --- | MEASURE X-RAYS SCORPIUS AND CYGNUS | --- No Data --- |
![]() | 6/?? | --- | CERENKOV COUNTER TELESCOPE PROTOTYPE | --- No Data --- |
![]() | 6/2 | 7 h 55 m | MEASURE X-RAYS SCORPIUS AND CYGNUS | --- No Data --- |
![]() | 6/4 | 11 h 20 m | GAMMA RAY DETECTOR | 40 miles S of Gila Bend, Arizona, US |
![]() | 6/4 | F 9 h 50 m | SUPERCONDUCTING MAGNET SPECTROMETER | Van Horn, Texas, US |
![]() | 6/5 | --- | ASHCAN | --- No Data --- |
![]() | 6/5 | --- | ASHCAN | --- No Data --- |
![]() | 6/6 | F 9 h | HIGH RESOLUTION IR SOLAR OBSERVATION | Near Del Rio, Texas, US |
![]() | 6/9 | F 13 h 15 m | SESAME (Micrometeorite Collector) | --- No Data --- |
![]() | 6/9 | F 7 h 45 m | ATMOSPHERIC X-RAY MEASUREMENTS | --- No Data --- |
![]() | 6/10 | F 4 h | SESAME (Micrometeorite Collector) | --- No Data --- |
![]() | 6/10 | --- | ASHCAN | --- No Data --- |
![]() | 6/11 | --- | ASHCAN | --- No Data --- |
![]() | 6/12 | --- | ASHCAN | --- No Data --- |
![]() | 6/13 | 4 h 30 m | PAYLOAD UNKNOWN | 17 miles NW of Holloman AFB, New Mexico, US |
![]() | 6/13 | --- | ASHCAN | --- No Data --- |
![]() | 6/14 | --- | POSITRON-NEGATRON (e±) EXPERIMENT | --- No Data --- |
![]() | 6/14 | F 11 h 45 m | SEARCH FOR ANISOTROPY IN DIFFUSE GALACTIC X-RADIATION | --- No Data --- |
![]() | 6/14 | --- | ASHCAN | --- No Data --- |
![]() | 6/15 | --- | ASHCAN | --- No Data --- |
![]() | 6/17 | --- | LEE (Low Energy Electrons) | --- No Data --- |
![]() | 6/17 | F 9 h 25 m | NEUTRON SPECTROMETER | --- No Data --- |
![]() | 6/18 | 3 h | PAYLOAD UNKNOWN | 9 miles E of Holloman AFB, New Mexico, US |
![]() | 6/19 | 4 h | PAYLOAD UNKNOWN | 15 miles NNW of Holloman AFB, New Mexico, US |
![]() | 6/20 | --- | SONEM TEST | --- No Data --- |
![]() | 6/21 | --- | LEE (Low Energy Electrons) | --- No Data --- |
![]() | 6/24 | --- | ASHCAN | --- No Data --- |
![]() | 6/24 | --- | ASHCAN | --- No Data --- |
![]() | 6/26 | --- | ASHCAN | --- No Data --- |
![]() | 6/27 | F 7 h 30 m | GAMMA RAY TELESCOPE | --- No Data --- |
![]() | 6/27 | 8 h 30 m | PAYLOAD UNKNOWN | --- No Data --- |
![]() | 6/29 | --- | POSITRON-NEGATRON (e±) EXPERIMENT | --- No Data --- |
![]() | 7/1 | --- | ASHCAN | --- No Data --- |
![]() | 7/1 | 29 h | PAYLOAD UNKNOWN | 8 miles NE of Casa Grande, Arizona, US |
![]() | 7/3 | F 7 h 55 m | GAMMA RAY TELESCOPE MOUNTING TEST | --- No Data --- |
![]() | 7/5 | F 5 h 30 m | GAMMA RAY TELESCOPE | --- No Data --- |
![]() | 7/5 | --- | POSITRON-NEGATRON (e±) EXPERIMENT | --- No Data --- |
![]() | 7/7 | --- | LEE (Low Energy Electrons) | --- No Data --- |
![]() | 7/8 | --- | ASHCAN | --- No Data --- |
![]() | 7/8 | --- | ASHCAN | --- No Data --- |
![]() | 7/9 | --- | ASHCAN | --- No Data --- |
![]() | 7/10 | --- | ASHCAN | --- No Data --- |
![]() | 7/10 | --- | ASHCAN | --- No Data --- |
![]() | 7/10 | F 6 h | TEST OF UHF TELEMETRY SYSTEM | --- No Data --- |
![]() | 7/11 | 20 h | HODOSCOPE | --- No Data --- |
![]() | 7/11 | F 1 h 45 m | GAMMA RAY TELESCOPE | --- No Data --- |
![]() | 7/15 | F 6 h | GAMMA RAY DIGITIZED SPARK CHAMBER | --- No Data --- |
![]() | 7/16 | F 6 h 50 m | ATMOSPHERIC X-RAY MEASUREMENTS | --- No Data --- |
![]() | 7/18 | 22 h | HODOSCOPE | --- No Data --- |
![]() | 7/18 | --- | BALLOON MATERIAL TEST | --- No Data --- |
![]() | 7/18 | 6 h 30 m | PAYLOAD UNKNOWN | 10 miles E of Yuma, Arizona, US |
![]() | 7/22 | --- | ATMOSPHERIC OZONE | --- No Data --- |
![]() | 7/25 | --- | COSMIC RAY DETECTOR | --- No Data --- |
![]() | 7/27 | --- | FLIGHT TEST | --- No Data --- |
![]() | 7/27 | --- | FLIGHT TEST | --- No Data --- |
![]() | 7/27 | --- | COSMIC RAY DETECTOR | --- No Data --- |
![]() | 7/28 | --- | SOLAR NEUTRONS | --- No Data --- |
![]() | 7/29 | --- | FLIGHT TEST | --- No Data --- |
![]() | 7/29 | --- | COSMIC RAY DETECTOR | --- No Data --- |
![]() | 7/29 | --- | ASHCAN | --- No Data --- |
![]() | 7/31 | --- | COSMIC RAY DETECTOR | --- No Data --- |
![]() | 8/1 | --- | TEST OF VIRON VISTA BALLOON | --- No Data --- |
![]() | 8/1 | --- | ASHCAN | --- No Data --- |
![]() | 8/2 | --- | ELECTRIC FIELD SENSORS | --- No Data --- |
![]() | 8/2 | --- | ELECTRIC FIELD SENSORS | --- No Data --- |
![]() | 8/2 | --- | ELECTRIC FIELD SENSORS | --- No Data --- |
![]() | 8/2 | --- | ELECTRIC FIELD SENSORS | --- No Data --- |
![]() | 8/2 | --- | ASHCAN | --- No Data --- |
![]() | 8/2 | --- | COSMIC RAY DETECTOR | --- No Data --- |
![]() | 8/2 | --- | ELECTRIC FIELD SENSORS | --- No Data --- |
![]() | 8/2 | --- | ELECTRIC FIELD SENSORS | --- No Data --- |
![]() | 8/3 | --- | ELECTRIC FIELD SENSORS | --- No Data --- |
![]() | 8/3 | --- | ELECTRIC FIELD SENSORS | --- No Data --- |
![]() | 8/3 | --- | ELECTRIC FIELD SENSORS | --- No Data --- |
![]() | 8/3 | --- | ASHCAN | --- No Data --- |
![]() | 8/3 | --- | ELECTRIC FIELD SENSORS | --- No Data --- |
![]() | 8/3 | --- | ELECTRIC FIELD SENSORS | --- No Data --- |
![]() | 8/3 | --- | ELECTRIC FIELD SENSORS | --- No Data --- |
![]() | 8/4 | --- | COSMIC RAY DETECTOR | --- No Data --- |
![]() | 8/7 | F 17 h 50 m | EXPERIMENT OF IRLS LOCATION WITH NIMBUS III & ATS III SATELLITES | --- No Data --- |
![]() | 8/8 | --- | ELECTRIC FIELD SENSORS | --- No Data --- |
![]() | 8/8 | --- | ELECTRIC FIELD SENSORS | --- No Data --- |
![]() | 8/8 | --- | SOLAR CELL CALIBRATION + RADIOMETER TEST | 12 miles NW of Pierre, South Dakota, US |
![]() | 8/8 | --- | ELECTRIC FIELD SENSORS | --- No Data --- |
![]() | 8/8 | --- | ELECTRIC FIELD SENSORS | --- No Data --- |
![]() | 8/8 | --- | ELECTRIC FIELD SENSORS | --- No Data --- |
![]() | 8/8 | --- | ELECTRIC FIELD SENSORS | --- No Data --- |
![]() | 8/9 | --- | ELECTRIC FIELD SENSORS | --- No Data --- |
![]() | 8/9 | --- | ELECTRIC FIELD SENSORS | --- No Data --- |
![]() | 8/9 | --- | ELECTRIC FIELD SENSORS | --- No Data --- |
![]() | 8/9 | --- | ELECTRIC FIELD SENSORS | --- No Data --- |
![]() | 8/9 | --- | ELECTRIC FIELD SENSORS | --- No Data --- |
![]() | 8/9 | --- | ELECTRIC FIELD SENSORS | --- No Data --- |
![]() | 8/12 | F 7 h 25 m | SESAME (Micrometeorite Collector) | --- No Data --- |
![]() | 8/13 | --- | MICHELSON INTERFEROMETER | Balloon failure reaching float altitude |
![]() | 8/19 | F 3 h | MICHELSON INTERFEROMETER | --- No Data --- |
![]() | 8/20 | --- | FLIGHT TEST | --- No Data --- |
![]() | 8/20 | F 2 h | DOUBLE SCATTERING NEUTRON DETECTOR | Balloon failure |
![]() | 8/21 | --- | DIRECTION ADJUSTMENT DEVICE TESTING | --- No Data --- |
![]() | 8/21 | F 8 h 50 m | SUPERCONDUCTING MAGNET SPECTROMETER | Van Horn, Texas, US |
![]() | 8/22 | --- | INSTRUMENTAL TESTING FLIGHT | --- No Data --- |
![]() | 8/25 | --- | X-RAY DETECTOR | --- No Data --- |
![]() | 8/26 | --- | SOLAR CELL CALIBRATION | 5 miles E of Nashua, Minnesota, US |
![]() | 8/27 | 7 h 30 m | PAYLOAD UNKNOWN | 18 miles W of Gila Bend, Arizona, US |
![]() | 8/28 | --- | SOLAR GAMMA RAYS | --- No Data --- |
![]() | 8/29 | --- | SOLAR GAMMA RAYS | --- No Data --- |
![]() | 8/29 | --- | ASHCAN | --- No Data --- |
![]() | 9/2 | --- | ASHCAN | --- No Data --- |
![]() | 9/3 | --- | FLIGHT TEST | --- No Data --- |
![]() | 9/3 | 8 h | PAYLOAD UNKNOWN | --- No Data --- |
![]() | 9/3 | F + 10 h | POLLUTANTS DETECTOR TEST | --- No Data --- |
![]() | 9/4 | --- | ASHCAN | --- No Data --- |
![]() | 9/4 | 6 h | PAYLOAD UNKNOWN | 13 miles ENE of Truth or Consequences, New Mexico, US |
![]() | 9/4 | --- | PAYLOAD UNKNOWN | --- No Data --- |
![]() | 9/4 | F 3 h 15 m | GAMMA RAY TELESCOPE | --- No Data --- |
![]() | 9/4 | --- | ASHCAN | --- No Data --- |
![]() | 9/5 | --- | ATMOSPHERIC IONS | --- No Data --- |
![]() | 9/5 | --- | ASHCAN | --- No Data --- |
![]() | 9/5 | --- | ASHCAN | --- No Data --- |
![]() | 9/6 | --- | ASHCAN | --- No Data --- |
![]() | 9/6 | --- | ASHCAN | --- No Data --- |
![]() | 9/6 | --- | ASHCAN | --- No Data --- |
![]() | 9/7 | F 6 h 15 m | MICHELSON INTERFEROMETER | --- No Data --- |
![]() | 9/7 | --- | ASHCAN | --- No Data --- |
![]() | 9/8 | --- | ATMOSPHERIC ELECTRICITY | --- No Data --- |
![]() | 9/8 | --- | SOLAR CELL CALIBRATION | Durand municipal airport, Winsconsin, US |
![]() | 9/8 | F 5 h 30 m | GAMMA RAY TELESCOPE | --- No Data --- |
![]() | 9/9 | --- | COSMIC DUST | --- No Data --- |
![]() | 9/9 | --- | ASHCAN | --- No Data --- |
![]() | 9/9 | --- | HODOSCOPE | --- No Data --- |
![]() | 9/10 | --- | SOLAR INFRARED | --- No Data --- |
![]() | 9/10 | --- | PAYLOAD UNKNOWN | --- No Data --- |
![]() | 9/11 | --- | IONIZATION STUDIES | --- No Data --- |
![]() | 9/12 | ~ 6 h | INFRARED INSTRUMENTATION | In the White Mountains, Alaska, US |
![]() | 9/12 | F 11 h 15 m | ENGINEERING TEST TO VERIFY THERMAL REDESIGN FOR STRATOSCOPE II | --- No Data --- |
![]() | 9/13 | --- | PRIMARY ELECTRONS | --- No Data --- |
![]() | 9/14 | --- | COSMIC DUST | --- No Data --- |
![]() | 9/14 | --- | ASHCAN | --- No Data --- |
![]() | 9/15 | ~ 2 h | INFRARED INSTRUMENTATION | Balloon burst at 29 km.Payload recovered 10 miles E of Fairbanks, Alaska, US |
![]() | 9/15 | --- | ASHCAN | --- No Data --- |
![]() | 9/15 | F 8 h 20 m | DOUBLE SCATTERING NEUTRON DETECTOR | --- No Data --- |
![]() | 9/15 | --- | PAYLOAD UNKNOWN | Operations Failure |
![]() | 9/15 | --- | SPECTROGRAPH | --- No Data --- |
![]() | 9/16 | --- | ASHCAN | --- No Data --- |
![]() | 9/17 | --- | NIGHTGLOW INFRARED | --- No Data --- |
![]() | 9/17 | --- | PAYLOAD UNKNOWN | --- No Data --- |
![]() | 9/18 | --- | ZODIACAL LIGHT & NIGHTGLOW INFRARED | --- No Data --- |
![]() | 9/18 | F 2 h 35 m | SONEM TEST | --- No Data --- |
![]() | 9/20 | --- | FLIGHT TEST | --- No Data --- |
![]() | 9/22 | 18 h | STRATCOM - II (Stratospheric Composition) | 25 miles W of Artesia, New Mexico, US |
![]() | 9/22 | --- | PLASTIC SCINTILLATOR COUNTER | --- No Data --- |
![]() | 9/23 | --- | GALACTIC X-RAYS | --- No Data --- |
![]() | 9/23 | ~ 2 h | INFRARED INSTRUMENTATION | Balloon burst at 29 km.Payload recovered 40 miles SE of Fairbanks, Alaska, US |
![]() | 9/24 | F 6 h 30 m | GAMMA RAY TELESCOPE | --- No Data --- |
![]() | 9/24 | --- | HODOSCOPE | --- No Data --- |
![]() | 9/25 | --- | PLASTIC SCINTILLATOR COUNTER | --- No Data --- |
![]() | 9/26 | --- | SOLAR NEUTRONS | --- No Data --- |
![]() | 9/26 | --- | ASHCAN | --- No Data --- |
![]() | 9/27 | --- | SOLAR X-RAYS | --- No Data --- |
![]() | 9/27 | --- | MAGNETIC FIELD | --- No Data --- |
![]() | 9/27 | F 41 h 20 m | NUCLEAR EMULSIONS - TEXAS IV | In Celburne, Texas, US |
![]() | 9/28 | --- | SOLAR NEUTRONS & GAMMA RAYS | --- No Data --- |
![]() | 9/29 | --- | PRIMARY HEAVY PARTICLES | --- No Data --- |
![]() | 9/29 | --- | SOLAR NEUTRONS & GAMMA RAYS | --- No Data --- |
![]() | 9/29 | F 9 h 40 m | INFRARED RADIOMETER | --- No Data --- |
![]() | 9/29 | --- | SONEM TEST | --- No Data --- |
![]() | 9/30 | --- | ATMOSPHERIC IONS | --- No Data --- |
![]() | 9/30 | --- | FLIGHT TEST | --- No Data --- |
![]() | 9/30 | --- | THISBE (Telescope of Heidelberg for Infrared Studies by Balloon-borne Experiments) | --- No Data --- |
![]() | 10/2 | --- | ASHCAN | --- No Data --- |
![]() | 10/3 | --- | UV SPECTROMETER | --- No Data --- |
![]() | 10/6 | --- | ASHCAN | --- No Data --- |
![]() | 10/7 | 7 h | GAS CERENKOV DETECTOR PROTOTYPE | 23 miles N of Mineral Wells, Texas, US |
![]() | 10/7 | --- | GAMMA RAY TELESCOPE | --- No Data --- |
![]() | 10/8 | --- | ASHCAN | --- No Data --- |
![]() | 10/9 | --- | TEST OF SEVERAL BALLOON SYSTEMS | --- No Data --- |
![]() | 10/9 | F 2 h | GAMMA RAY TELESCOPE | --- No Data --- |
![]() | 10/10 | F 6 h 50 m | DETECT GAMMA RAY ANISOTROPIES IN GALACTIC PLANE | --- No Data --- |
![]() | 10/10 | --- | ASHCAN | --- No Data --- |
![]() | 10/14 | --- | ASHCAN | --- No Data --- |
![]() | 10/16 | --- | GAMMA RAY TELESCOPE | --- No Data --- |
![]() | 10/19 | F 30 m | X-RAY SPECTROMETER | --- No Data --- |
![]() | 10/21 | --- | ASHCAN | --- No Data --- |
![]() | 10/21 | 9 h 20 m | PAYLOAD UNKNOWN | --- No Data --- |
![]() | 10/22 | --- | ASHCAN | --- No Data --- |
![]() | 10/22 | --- | GAMMA RAY TELESCOPE | --- No Data --- |
![]() | 10/23 | F 6 h | GAMMA RAY TELESCOPE | --- No Data --- |
![]() | 10/23 | --- | ASHCAN | --- No Data --- |
![]() | 10/23 | 5 h 20 m | PAYLOAD UNKNOWN | --- No Data --- |
![]() | 10/24 | 14 h | PAYLOAD UNKNOWN | 30 miles NNE of Pioria, Illinois, US |
![]() | 10/24 | --- | ASHCAN | --- No Data --- |
![]() | 10/24 | F 5 h 45 m | GAMMA RAY TELESCOPE | --- No Data --- |
![]() | 10/31 | --- | NEUTRON DETECTOR | --- No Data --- |
![]() | 11/1 | --- | ASHCAN | --- No Data --- |
![]() | 11/2 | 3 h | PAYLOAD UNKNOWN | 37 miles W of Big Springs, Texas, US |
![]() | 11/3 | --- | ASHCAN | --- No Data --- |
![]() | 11/3 | F 8 h | X-RAY SPECTROMETER | --- No Data --- |
![]() | 11/4 | F 4 h 45 m | X-RAY SPECTROMETER | --- No Data --- |
![]() | 11/5 | --- | ASHCAN | --- No Data --- |
![]() | 11/6 | --- | ASHCAN | --- No Data --- |
![]() | 11/6 | 3 h | CRISP (Cosmic Ray Ionization Spectrograph Experiment) | Balloon failure at 60.000 ft. Payload impact 34 miles NE of Roswell, balloon impact 58 miles E of Roswell, New Mexico, US |
![]() | 11/7 | F 5 h 25 m | CRANE (Cosmic Ray Albedo Nucleon Experiment) | In Homochitto forest, SE of Natchez, Mississippi, US |
![]() | 11/12 | 2 h | VLF WAVES PROPAGATION STUDY | --- No Data --- |
![]() | 11/13 | 11 h 30 m | PAYLOAD UNKNOWN | 2 miles SE of Waco, Texas, US |
![]() | 11/14 | --- | ASHCAN | --- No Data --- |
![]() | 11/15 | --- | ASHCAN | --- No Data --- |
![]() | 11/16 | 30 h | PAYLOAD UNKNOWN | --- No Data --- |
![]() | 11/16 | F 2 h 45 m | SCINTILLATION SPECTROMETER | --- No Data --- |
![]() | 11/17 | 3 h | SPARK CHAMBER | --- No Data --- |
![]() | 11/18 | --- | ASHCAN | --- No Data --- |
![]() | 11/18 | 7 h | BALLOON MAGNETIC SPECTROMETER - ANTIP 1 | Near Tselinograd, Kazakhstan |
![]() | 11/19 | --- | ASHCAN | --- No Data --- |
![]() | 11/19 | F 7 h 15 m | FAR INFRARED TELESCOPE | --- No Data --- |
![]() | 11/19 | --- | ASHCAN | --- No Data --- |
![]() | 11/20 | --- | INFRARED RADIOMETER | --- No Data --- |
![]() | 11/21 | --- | SOLAR CELL CALIBRATION + RADIOMETER TEST | Aborted flight |
![]() | 11/21 | F 6 h 20 m | MEASUREMENTS OF ISOTROPY OF COSMIC BLACKBODY RADIATION | --- No Data --- |
![]() | 11/21 | --- | ASHCAN | --- No Data --- |
![]() | 11/21 | F 9 m | SPECTROGRAPH | In Montaigu de Quercy, Tarn-et-Garonne, France |
![]() | 11/22 | --- | ASHCAN | --- No Data --- |
![]() | 11/23 | F 4 h 25 m | SCINTILLATION SPECTROMETER FOR GAMMA RAYS | --- No Data --- |
![]() | 11/23 | --- | ASHCAN | --- No Data --- |
![]() | 11/25 | 25 h 30 m | PAYLOAD UNKNOWN | 60 miles S of Big Springs, Texas, US |
![]() | 11/26 | --- | PAYLOAD UNKNOWN | --- No Data --- |
![]() | 11/26 | --- | SPARK CHAMBER | Balloon failure |
![]() | 11/26 | 10 h | GAMMA RAY TELESCOPE | Near San Jorge, Santa Fe, Argentine |
![]() | 11/26 | F 2 h 5 m | GAMMA RAY MONITOR | --- No Data --- |
![]() | 11/27 | F ~ 8 h | SPARK CHAMBER | --- No Data --- |
![]() | 12/4 | 9 h | PAYLOAD UNKNOWN | --- No Data --- |
![]() | 12/4 | 5 h | SPARK CHAMBER | --- No Data --- |
![]() | 12/9 | --- | ASHCAN | --- No Data --- |
![]() | 12/10 | 3 h 30 m | PAYLOAD UNKNOWN | 1 mile SE of Odessa, Texas, US |
![]() | 12/10 | --- | TEST OF REEFING SLEEVE SYSTEM | Balloon not to be released |
![]() | 12/11 | --- | ASHCAN | --- No Data --- |
![]() | 12/11 | F 3 h 30 m | GAMMA RAY MONITOR TEST | --- No Data --- |
![]() | 12/26 | F 2 h | X-RAY EXPERIMENT | --- No Data --- |
If you consider this website interesting or useful, you can help me to keep it up and running with a small donation to cover the operational costs. Just the equivalent of the price of a cup of coffee helps a lot.