The requested vessel with name YUPITER and MMSI:0 and IMO:8942254 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
YUPITER 8027157 272592000 NIKOLAEV Dec 17, 2017 10:33 UTC

Also, you may try to find the vessel in our comprehensive Vessels Database or track this ship on the map.