Quadrantids Quadrantids The Quadrantids (QUA) are a January meteor shower. The zenithal hourly rate (ZHR) of this shower can be as high as that of two other reliably rich meteor showers, the Perseids in August and the Geminids in December, yet Quadrantid meteors are not seen as often as meteors in these other two showers, because the peak intensity is exceedingly sharp, sometimes lasting only hours. Additionally, the meteors are quite faint (mean magnitude 3-6 mag). The meteor rates exceed one-half of their highest value for only about eight hours (compared to two days for the August Perseids), which means that
The December Group evolution of contemporary representational paintings in the trends of form. It should be noted that close understanding within this group of artists is their tendency to form geometrization, that became leading aesthetic characteristics of this period. After the dissolution of the group its members continued on their separate ways to mould picture of modern Serbian art in the second half of the 20th century. The December Group The December Group (, "Decembarska grupa") was a Serbian artistic group founded in Belgrade in 1955. It ceased to exist in 1960. Group members were: Zoran Petrović, Miloš Bajić, Aleksandar Luković, Lazar Vujaklija,