MASS (Matter Antimatter Superconducting Spectrometer)

Sitio de lanzamiento: Aeropuerto Prince Albert, Saskatchewan, Canada  
Dia y hora de lanzamiento: 5/9/1989 14:39 utc
Lanzamiento y operación del globo a cargo de: National Scientific Balloon Facility (NSBF)
Tipo de globo/fabricante/volumen/composicion: Globo de Presión Cero SF3-424.37-080-NSCR-04
Nº de serie del globo: W29.47-3-07
Nº de vuelo: 273N
Dia y hora de fin del vuelo (L para hora de aterrizaje, W ultimo contacto conocido, resto hora de separacion): 5/9/1989 14:39 utc
Duración del vuelo (F: tiempo a flotacion, resto tiempo total de vuelo en d:dias / h:horas / m:minutos): 8 h
Sitio de aterrizaje o ultima posición conocida: 100 millas al ENE de Prince Albert, Sasktachewan, Canada

• MASS-1 website at Universita di Roma
• A fast, low power consumption read-out system for a space based calorimeter Nuclear Instruments and Methods, A276, 367
• Absolute spectrum and charge ratio of cosmic rays muons in the energy region from 0.2 to 100 GeV/c at 600 meters above sea level Journal of Geophysical Research 98, 3501, 1993
• Cosmic ray muon spectrum in the atmosphere 23th International Cosmic Ray Conference, HE 5.1.11, v.4 , p.503, Calgary, 1993
• Ground level observation of electrons, positrons and protons 23th International Cosmic Ray Conference , SH 8.1.7, v.3 , p.773, Calgary, 1993
• Measurement of the negative muon spectrum between 0.3 and 40 GeV/c in the atmosphere Physics Review D, 53, (1996), 35
• NASA Balloon Flights (1989-1998) in NASA Historical Data Book, Vol. VII: NASA Launch Systems, Space Transportation, Human Spaceflight, and Space Science, 1989-1998
• Negative muon spectrum at 5 g/cm 2 Nuclear Instruments and Methods, A276, 367
• Negative pion and muon fluxes in atmospheric cascades at a depht of 5 g/cm2 Journal of Physics G: Nucl. Part. Phys. 22 (1996) 145-153.
• Observation of Proton and Helium Spectra near solar maximum 23th International Cosmic Ray Conference, OG 5.3.1, v.1, p.579, Calgary,1993
• Observations of cosmic ray electrons and positrons using an imaging calorimeter Astrophysical Journal, 436, 769-775, 1994
• Performance of a ballon-borne magnet spectrometer for cosmic ray studies Nuclear Instruments and Methods, A306,366,
• Solar modulation of hydrogen and helium cosmic ray nuclei spectra above 400 MeV/Nucleon, from 1976 to 1993 24th International Cosmic Ray Conference, Italy, 1995