Stratospheric balloons launched in 1973

Launch base	Date	Flight Duration	Experiment	Payload landing place or cause of the failure
Palestine (TX)	1/3	F 2 h 45 m	LOW ENERGY X-RAY DETECTOR	--- No Data ---
Dumont d'Urville	1/14	---	SPARMO X-RAY DETECTOR	--- No Data ---
Oakey	1/16	14 d	CARRIER BALLOON	--- No Data ---
Dumont d'Urville	1/16	---	ELECTRIC FIELD DETECTOR	--- No Data ---
Mildura	1/16	---	ASHCAN	--- No Data ---
Oakey	1/17	154 d	CARRIER BALLOON	--- No Data ---
Mildura	1/17	---	ASHCAN	--- No Data ---
Oakey	1/18	2 d	CARRIER BALLOON	--- No Data ---
Hyderabad	1/18	3 h	X-RAY STUDIES	--- No Data ---
Oakey	1/22	---	LONG DURATION GAMMA RAY EXPERIMENT	--- No Data ---
Palestine (TX)	1/23	F 2 h	INTERPLANETARY DUST COLLECTOR	--- No Data ---
Mildura	1/23	---	ASHCAN	--- No Data ---
Oakey	1/24	---	LONG DURATION GAMMA RAY EXPERIMENT	--- No Data ---
Oakey	1/25	875 h	COSMIC RAYS EXPOSURE EFFECTS ON DIFFRENT SUBSTANCES	--- No Data ---
Oakey	1/25	71 d	CARRIER BALLOON	--- No Data ---
Oakey	1/25	116 d	CARRIER BALLOON	--- No Data ---
Palestine (TX)	1/26	F 6 h 20 m	SEARCH OF X-RAY SOURCES	--- No Data ---
Oakey	1/29	---	MICROMETEORITE COLLECTOR	--- No Data ---
Oakey	2/1	15 m	MICROMETEORITE COLLECTOR	--- No Data ---
Sanriku	2/1	---	ION SPECTRA	Payload was cut off from balloon
Sanriku	2/4	---	FLIGHT TEST	--- No Data ---
Palestine (TX)	2/6	F 6 h	INFRARED TELESCOPE	--- No Data ---
Palestine (TX)	2/10	F 4 h	LOW ENERGY GAMMA RAY TELESCOPE + SCINTILLATORS	--- No Data ---
S.J.dos Campos (SP)	2/10	4 h	--- NO DATA ---	In Nova Fátima - Paraná
Palestine (TX)	2/15	F 6 h 15 m	CERENKOV COUNTER TELESCOPE	--- No Data ---
Dumont d'Urville	2/18	---	ELECTRIC FIELD DETECTOR	--- No Data ---
Dumont d'Urville	2/18	---	ELECTRIC FIELD DETECTOR	--- No Data ---
S.J.dos Campos (SP)	2/19	5 h	NEUTRONS	In Cornelio Procópio - Paraná
S.J.dos Campos (SP)	2/22	4 h	NEUTRONS	In Maringá - Paraná
Palestine (TX)	2/25	---	VERTICAL PROFILE OF WATER VAPOUR, AEROSOLS AND OZONE MEASUREMENTS	--- No Data ---
S.J.dos Campos (SP)	2/26	5 h	OLN	In Martinópolis - Sao Paulo
Palestine (TX)	2/27	F 4 h	LOW ENERGY GAMMA RAY TELESCOPE	--- No Data ---
Palestine (TX)	2/28	F 10 h 5 m	CERENKOV COUNTER TELESCOPE	--- No Data ---
S.J.dos Campos (SP)	3/1	6 h	BERENICE	between Monteiro Lobato and Colorado - Paraná
Albrook AFB	3/8	---	ASHCAN	--- No Data ---
S.J.dos Campos (SP)	3/8	1.1 h	BERENICE	In Roseira - Sao Paulo
Albrook AFB	3/9	---	ASHCAN	--- No Data ---
S.J.dos Campos (SP)	3/9	7 h	NEUTRONS	In Jacarezinho - Paraná
Hyderabad	3/9	7 h	X-RAY STUDIES	--- No Data ---
S.J.dos Campos (SP)	3/10	9 h	GAMMA RAY ASTRONOMY	In Rolandia - Paraná
S.J.dos Campos (SP)	3/14	9 h	X-RAY ASTRONOMY	In Assis - Sao Paulo
S.J.dos Campos (SP)	3/16	1 h	GAMMA RAY ASTRONOMY	In Taubaté - Sao Paulo
S.J.dos Campos (SP)	3/20	9 h	GALAXIE	In Canaéia - Paraná
Palestine (TX)	3/21	F 2 h	AIR SAMPLING SYSTEM	--- No Data ---
Palestine (TX)	3/21	F 1 h 30 m	LOW ENERGY GAMMA RAY DETECTORS	--- No Data ---
S.J.dos Campos (SP)	3/22	11 h	GAMMA RAY ASTRONOMY	In Rolandia - Paraná
Rio Claro (SP)	3/26	8 h	OPALE	In Borborema - Sao Paulo
Rio Claro (SP)	3/27	1 h	X-RAY ASTRONOMY	Payload lost
Palestine (TX)	3/27	F 2 h	MEASURE MICROWAVE EMISSION FROM ATMOSPHERIC OXYGEN	--- No Data ---
Rio Claro (SP)	3/30	10 m	--- NO DATA ---	Payload lost
Palestine (TX)	4/2	F 2 h	MEASURE MICROWAVE EMISSION FROM ATMOSPHERIC OXYGEN	--- No Data ---
Mildura	4/3	---	ASHCAN	--- No Data ---
Mildura	4/4	---	ASHCAN	--- No Data ---
Palestine (TX)	4/5	F 1 h 30 m	102 CM FAR INFRARED TELESCOPE	--- No Data ---
Palestine (TX)	4/11	---	TEST OF REEFING SLEEVE SYSTEM	::::: flight aborted :::::
Holloman AFB (NM)	4/11	---	ASHCAN	--- No Data ---
Mildura	4/12	---	ASHCAN	--- No Data ---
Palestine (TX)	4/18	---	VERTICAL PROFILE OF WATER VAPOUR, AEROSOLS AND OZONE MEASUREMENTS	--- No Data ---
Holloman AFB (NM)	4/24	---	ASHCAN	--- No Data ---
Palestine (TX)	4/25	---	INFRARED TELESCOPE	--- No Data ---
Aire Sur L'Adour	4/25	---	SOLAR INTERFEROMETER	--- No Data ---
Palestine (TX)	5/2	F 11 h 25 m	HIGH ENERGY ELECTRON DETECTOR	--- No Data ---
Palestine (TX)	5/3	F 12 h 30 m	ULTRAVIOLET ASTRONOMICAL OBSERVATIONS	--- No Data ---
Palestine (TX)	5/4	F 2 h 45 m	INFRARED TELESCOPE	--- No Data ---
Hyderabad	5/5	1 h 30 m	Satellite subsystem testing	--- No Data ---
Palestine (TX)	5/7	F 9 h 55 m	INFRARED TELESCOPE	--- No Data ---
Palestine (TX)	5/8	---	LOW ENERGY GAMMA RAY ASTRONOMY	--- No Data ---
Palestine (TX)	5/9	F 8 h	SUPER CONDUCTING MAGNET (?)	--- No Data ---
Palestine (TX)	5/12	F 3 h	INFRARED TELESCOPE	--- No Data ---
Palestine (TX)	5/13	F 6 h 20 m	ENGINEERING FLIGHT OF GAMMA RAY DETECTOR	--- No Data ---
Palestine (TX)	5/13	F 8 h 50 m	INFRARED TELESCOPE	--- No Data ---
Aire Sur L'Adour	5/14	---	SPECTROMETER	--- No Data ---
Longreach	5/14	---	ASHCAN	--- No Data ---
Sioux City (IA)	5/15	---	PLASTIC AND NUCLEAR EMULSIONES + CERENKOV DETECTOR	--- No Data ---
Palestine (TX)	5/15	F 12 h	LOW ENERGY GAMMA RAY ASTRONOMY	--- No Data ---
Longreach	5/15	---	ASHCAN	--- No Data ---
Palestine (TX)	5/16	F 19 h	IONIZATION CALORIMETER	--- No Data ---
Sioux City (IA)	5/17	F 8 h	PLASTIC AND NUCLEAR EMULSIONES + CERENKOV DETECTOR	--- No Data ---
Longreach	5/19	---	ASHCAN	--- No Data ---
Palestine (TX)	5/20	F 10 h 5 m	TEST FLIGHT OF LARGE AREA X-RAY DETECTORS	--- No Data ---
Sioux City (IA)	5/22	---	PLASTIC AND NUCLEAR EMULSIONES + CERENKOV DETECTOR	--- No Data ---
Palestine (TX)	5/24	---	COSMIC BACKGROUND RADIATION MEASUREMENTS	--- No Data ---
Palestine (TX)	5/24	F 45 m	SUPERPRESSURE BALLOON TEST	--- No Data ---
Sanriku	5/27	---	BOOMERANG FLIGHT TEST	--- No Data ---
Palestine (TX)	5/29	F 10 h 40 m	HIGH ENERGY ELECTRON DETECTOR	--- No Data ---
Eielson AFB (AK)	6/1	---	ASHCAN	--- No Data ---
Sanriku	6/2	---	PRIMARY COSMIC RAYS (Boomerang Flight)	--- No Data ---
Eielson AFB (AK)	6/4	---	ASHCAN	--- No Data ---
Eielson AFB (AK)	6/4	---	ASHCAN	--- No Data ---
Sanriku	6/5	---	PRIMARY ELECTRONS (Boomerang Flight)	--- No Data ---
Paardefontein	6/14	19 d	ISENTROPE - I	Near Antarctica
Palestine (TX)	6/15	F 8 h 40 m	INFRARED TELESCOPE	--- No Data ---
Palestine (TX)	6/16	F 12 h 30 m	INFRARED TELESCOPE	--- No Data ---
Palestine (TX)	6/19	---	VERTICAL PROFILE OF WATER VAPOUR, AEROSOLS AND OZONE MEASUREMENTS	--- No Data ---
Palestine (TX)	6/19	F 6 h 20 m	HIGH ENERGY GAMMA RAY ASTRONOMY	--- No Data ---
Paardefontein	6/21	+ 140 d	ISENTROPE - I	--- No Data ---
Palestine (TX)	6/21	---	LOW ENERGY X-RAY DETECTOR	--- No Data ---
Palestine (TX)	6/22	F 14 h	INFRARED TELESCOPE	--- No Data ---
Palestine (TX)	6/22	F 8 h 30 m	LIQUID SCINTILLATION DETECTOR	--- No Data ---
Palestine (TX)	7/10	F 4 h 5 m	LOW ENERGY X-RAY DETECTOR	--- No Data ---
Palestine (TX)	7/10	F 6 h 45 m	HIGH ENERGY GAMMA RAY ASTRONOMY	--- No Data ---
Kamchatka	7/21	---	PROTON MAGNETOMETER	In Saratov region, Russia
Palestine (TX)	7/23	F 8 h 45 m	HIGH ENERGY CERENKOV GAMMA RAY TELESCOPE	--- No Data ---
Palestine (TX)	7/27	---	INFRARED TELESCOPE	--- No Data ---
Palestine (TX)	7/27	F 6 h 30 m	INFRARED TELESCOPE	--- No Data ---
Holloman AFB (NM)	7/30	---	ASHCAN	--- No Data ---
Palestine (TX)	8/6	F 5 h	X-RAY SPECTROMETER	--- No Data ---
Palestine (TX)	8/9	F 9 h	HIGH ENERGY STUDY OF CRAB NEBULA AND SUN	--- No Data ---
Thompson (MB)	8/15	22 h	COSMIC RAY DETECTOR	--- No Data ---
Palestine (TX)	8/20	~ 1 h 30 m	GAMMA-10 TELESCOPE	Balloon failure at 20 km. As an aftermath the failure of the parachute provoked the free fall of the gondola which resulted destroyed.
Mildura	8/21	---	ASHCAN	--- No Data ---
Palestine (TX)	8/22	---	VERTICAL PROFILE OF WATER VAPOUR, AEROSOLS AND OZONE MEASUREMENTS	--- No Data ---
Holloman AFB (NM)	8/22	---	ASHCAN	--- No Data ---
Holloman AFB (NM)	8/24	---	ASHCAN	--- No Data ---
Mildura	8/24	---	ASHCAN	--- No Data ---
Palestine (TX)	8/28	F 6 h 30 m	X-RAY SPECTROMETER	--- No Data ---
Holloman AFB (NM)	8/28	---	ASHCAN	--- No Data ---
Palestine (TX)	9/8	F 13 h 50 m	DOTTY X-RAY TELESCOPE	--- No Data ---
Palestine (TX)	9/8	F 8 h 55 m	FAR INFRARED SKY SURVEY	--- No Data ---
Palestine (TX)	9/9	F 2 h	AIR SAMPLING SYSTEM	--- No Data ---
Sanriku	9/15	---	MICROSTRUCTURE OF SOLAR DISK	--- No Data ---
Sioux City (IA)	9/17	F 63 h 10 m	COSMIC RAY DETECTOR	--- No Data ---
Palestine (TX)	9/20	F 10 h 45 m	FAR INFRARED SKY SURVEY	--- No Data ---
Sioux City (IA)	9/25	F 61 h 55 m	COSMIC RAY DETECTOR	--- No Data ---
Palestine (TX)	9/26	---	EMULSION STACK	--- No Data ---
Palestine (TX)	9/28	F 25 h 25 m	EMULSION STACK	--- No Data ---
Palestine (TX)	9/28	---	GAMMA RAY SPARK CHAMBER + TWO X-RAY DETECTORS	--- No Data ---
Sanriku	9/28	---	COSMIC-RAY SHORT PERIOD FLUCTUATION	Balloon Ruptured on ground
Palestine (TX)	9/29	F 40 h 10 m	COSMIC RAY DETECTOR	--- No Data ---
Sanriku	9/29	---	FLIGHT TEST	--- No Data ---
Palestine (TX)	10/1	F 30 h	CERENKOV LIGHT DETECTORS	--- No Data ---
Sanriku	10/1	---	NIGHTGLOW (O2 & OH)	--- No Data ---
Palestine (TX)	10/1	F 45 h 30 m	EMULSION STACK	--- No Data ---
Sanriku	10/2	---	ZODIACAL LIGHT	--- No Data ---
Sanriku	10/3	---	SOLAR X-RAYS	--- No Data ---
Palestine (TX)	10/3	F 14 h	IONIZATION CHAMBERS + CERENKOV COUNTERS	--- No Data ---
Sanriku	10/6	---	INSTRUMENTAL TESTING FLIGHT	--- No Data ---
Palestine (TX)	10/6	F 10 h	GAMMA RAY SPARK CHAMBER + TWO X-RAY DETECTORS	--- No Data ---
Palestine (TX)	10/8	---	LARGE AREA X-RAY SCINTILLATION DETECTORS	--- No Data ---
Palestine (TX)	10/8	F 21 h 10 m	EMULSION STACK	--- No Data ---
Mildura	10/8	---	ASHCAN	--- No Data ---
Sanriku	10/9	---	HERCULES X-RAYS	--- No Data ---
Sanriku	10/12	---	ION SPECTRA	--- No Data ---
Palestine (TX)	10/12	F 11 h 40 m	COSMIC RAY MEASUREMENTS	--- No Data ---
Mildura	10/12	---	ASHCAN	--- No Data ---
Sioux City (IA)	10/13	F 8 h 10 m	ENGINNERING FLIGHT OF GAMMA RAY DETECTOR FOR COS-B SATELLITE	--- No Data ---
S.J.dos Campos (SP)	10/17	2 h	CHARGED PARTICLES	In Ilha grande - Rio de Janeiro
Palestine (TX)	10/17	F 9 h 30 m	LARGE AREA X-RAY SCINTILLATION DETECTORS	--- No Data ---
Palestine (TX)	10/17	F 3 h	IONIZATION CHAMBER + OZONE SENSOR	--- No Data ---
Mildura	10/17	---	ASHCAN	--- No Data ---
Sanriku	10/18	---	ELECTRIC FIELD & GRAVITY WAVES	--- No Data ---
Palestine (TX)	10/19	F 10 h 25 m	STRATCOM - IV	--- No Data ---
Palestine (TX)	10/19	F 9 h 30 m	IONIZATION CHAMBERS + CERENKOV COUNTERS	--- No Data ---
S.J.dos Campos (SP)	10/20	10 h	CHARGED PARTICLES	In Andrelandia - Minas Gerais
Sanriku	10/21	---	FLIGHT TEST	--- No Data ---
Sanriku	10/24	---	GAMMA RAY SHOWER	Balloon Burst
Holloman AFB (NM)	10/24	---	ASHCAN	--- No Data ---
Palestine (TX)	10/26	F 4 h 20 m	MEASURE FAR INFRARED SPECTRUM OF THE UNIVERSE	--- No Data ---
Palestine (TX)	10/29	F 4 h 50 m	SOLAR CORONA STUDIES IN NEAR INFRARED	--- No Data ---
Paraná	11/6	1 h	AIR SAMPLING INSTRUMENT + PHOTOGRAPHIC CAMERA	Bovril, Entre Rios, Argentine
Holloman AFB (NM)	11/6	---	ASHCAN	--- No Data ---
Longreach	11/6	---	ASHCAN	--- No Data ---
Longreach	11/7	---	ASHCAN	--- No Data ---
Palestine (TX)	11/11	---	MICRO-METEORITE COLLECTOR	--- No Data ---
Paraná	11/14	7 h	AIR SAMPLING INSTRUMENT + PHOTOGRAPHIC CAMERA	near the town of Montiel, Entre Rios province
Palestine (TX)	11/15	F 4 h 50 m	MICRO-METEORITE COLLECTOR	--- No Data ---
Paraná	11/15	F 10 h 25 m	OBSERVATIONS OF INFRARED ASTRONOMICAL SOURCES	Near Basavilbaso, Entre Rios, Argentine
Palestine (TX)	11/16	---	VERTICAL PROFILE OF WATER VAPOUR, AEROSOLS AND OZONE MEASUREMENTS	--- No Data ---
Palestine (TX)	11/16	---	SOLAR CELL CALIBRATION	--- No Data ---
Paraná	11/18	8 h	SPECTRUM AND INTENSITY OF GAMMA RADIATION + SOLAR POINTER + PHOTOGRAPHIC CAMERA	--- No Data ---
Longreach	11/18	12 h	GAMMA RAY DETECTOR	--- No Data ---
Paraná	11/20	6 h	OBSERVATIONS OF INFRARED ASTRONOMICAL SOURCES	--- No Data ---
Paraná	11/25	~ 10 h	NEUTRON DETECTOR + PHOTOGRAPHIC CAMERA	In Las Varas, Cordoba, Argentine
Hyderabad	11/27	2 h	Carbone and ozone levels measurements in the atmosphere	--- No Data ---
Paraná	12/1	---	OBSERVATIONS OF INFRARED ASTRONOMICAL SOURCES	--- No Data ---
Hyderabad	12/7	50 m	New film test flight	--- No Data ---
Paraná	12/8	F 10 h 20 m	OBSERVATIONS OF INFRARED ASTRONOMICAL SOURCES	--- No Data ---
Palestine (TX)	12/10	---	102 CM FAR INFRARED TELESCOPE	--- No Data ---
Hyderabad	12/12	4 h	X-RAY STUDIES	--- No Data ---
Hyderabad	12/14	1 h	New film test flight	--- No Data ---

version 2.0

Stratospheric balloons launched

worldwide in 1973