Idrottsklubben Sirius, commonly known as IK Sirius or Sirius, is a Swedish sports club located in Uppsala. Today IK Sirius is active in bandy, floorball, and football as an alliance club. History. The sports club that became IK Sirius was founded on 9 August 1907 in the area of Svartbäcken in Uppsala, and got its current name on 5 April 1908 after having been discussing Svartbäckens IK and IK Spurt. At the time, several sports club existed in the city of Uppsala: IFK Uppsala, IF Thor, IF Heimdal, and Upsala IF.
https://en.wikipedia.org/wiki/IK_Sirius