46P/Wirtanen
the Christmas 2018 comet
“Wirtanen, the Christmas 2018 comet”: poster of the event
The Christmas Comet 46P / Wirtanen in December 2018 will pass only 11.5 million kilometers from the Earth.
This comet is relatively young: it was discovered in 1948 by the astronomer Carl A. Wirtanen and has a period of 5 years, ie every 5 years it approaches the Sun, making itself visible with its characteristic crown.