André HECK - University Degrees

• Master of mathematics - Liège State University (1969)
  title of the thesis:
  • Apsidal motion and internal structure of the stars
• Master of education - Liège State University (1969)
• Post-graduate certificates - Liège State University:
  • General astrophysics (1970)
  • Celestial mechanics (1970)
  • Modern techniques of documentation (1971)
  • Modern techniques of astrophysical observations (1972)
  • Structure and dynamics of the Galaxy (1973)
• Post-graduate certificate - Paris VI University:
  • Probability and statistics (1970)
• Ph.D. ("Doctorat d'Etat") - Liège State University (1975)
  title of the theses:
  • Application of the maximum-likelihood principle to the calibration of stellar luminosity criteria (main thesis)
  • The multivariate statistical analysis provides indications on the meaning of photometric indices
• Certification in management - Management Center Europe (1981)
• Certification in marketing, communication techniques and advertising - Strasbourg III University (1985)
• Prof. D.Sc. ("Agrégation de l'Enseignement Supérieur Universitaire") - Liège State University (1985)
  title of the theses:
  • A few new contributions to astronomical statitics (main thesis)
  • The photometric behavior of the irregular variable V348 Sgr shows that the characteristic times of variation proposed previously were incorrect
  • The statistical parallaxes obtained by application of the maximum-likelihood principle allow a consistent and independent recalibration of the Hertzsprung-Russell diagram.
  • The quasi-periodic variations detected in the very slow nova RR Tel since its 1944 outburst explicit the role of the Mira component of the system
  • The rotation of the Galaxy (academic lecture)
• Habilitation to direct researches - Louis Pasteur (Strasbourg I) University (1986)