Anders Celsius magnitude (a measure of brightness) of certain stars. This was the first attempt to measure the intensity of starlight with a tool other than the human eye. He made observations of eclipses and various astronomical objects and published catalogues of carefully determined magnitudes for some 300 stars using his own photometric system (mean error=0.4 mag). Celsius was the first to perform and publish careful experiments aiming at the definition of an international temperature scale on scientific grounds. In his Swedish paper "Observations of two persistent degrees on a thermometer" he reports on experiments to check that the freezing point is
Nives Celsius points. In the final, she imitated Anthony Kiedis of the Red Hot Chili Peppers with the smash hit song "Dani California", which lead her to the victory. She was the first female winner of the show. As a contestant, she was a public favourite, with performances imitating Keith Flint of The Prodigy, Severina, Zvonko Bogdan, Sylvester Stallone from the 1976 film Rocky, and many more. She was the judge for the fifth season, alongside the previous winners. Nives Celsius Nives Zeljković (; born 18 December 1981), known by her stage name Nives Celzijus (Nives Celsius), is a Croatian model, singer,