Date of sighting: January 3, 2012
Location of sighting: Finland
Eyewitness states: "Tuesday evening, above Finland showed a significant fireball. Impressive bright phenomenon lasted for a total of over 10 seconds. Ursaan were reported as soon as the ball came to a lot of sightings from all over the South-Finnish. " Over 155 reported sightings of the same fireball have been reported.
Source: http://www.taivaanvahti.fi/observations/browse/pics/8760/observation_id/desc/
Source 2: http://www.avaruus.fi/uutiset/tahtiharrastus-ja-taivaanilmiot/suuri-tulipallo-nakyi-tiistai-iltana-etela-suomen-ylla.html