AAVSO Observer Code
SGQ
Affiliation
American Association of Variable Star Observers (AAVSO)
Full Name
Costantino Sigismondi
Location
Rome, IT
Background/Interesting Fact
Secular variations of the solar diameter.
Groundbased methods of measurements of solar diameter.
Historical Mira-type variable stars. Bright stars variability. Urban and light-polluted environments. Meteors.
Northern sky observations mainly from Rome.
Southern sky observations mainly from Observatorio Nacional and Museu de Astronomia in Rio de Janeiro. Contract Astronomy Professor at UFRJ (2014).
Groundbased methods of measurements of solar diameter.
Historical Mira-type variable stars. Bright stars variability. Urban and light-polluted environments. Meteors.
Northern sky observations mainly from Rome.
Southern sky observations mainly from Observatorio Nacional and Museu de Astronomia in Rio de Janeiro. Contract Astronomy Professor at UFRJ (2014).
Website URL
http://www.icra.it/solar
