This light display appeared between 04:30h and 4:45 h on Tuesday morning 12-26-2017, over the Soboth in South-west Steiermark province Austria, the view in towards the East.
Gerald Reczek reported on twitter, as he was walking his dog in the early morning hours, he saw a light rise up from the horizon and and disperse within 15 minutes.
Severe Weather Europe responded and speculated is likely be the Russian Fregat upper stage burn on the launch of AngoSat communications satellite, Angola’s first satellite, from the Baikonur Cosmodrome in Kazakhstan.
According to SWE similar sightings were made in Rumania.
No reason is given why a Russian rocket from Kazakhstan would be seen in Austria. Similar explanations were produced when the Norway Spiral appeared over Oslo in 2009.