The requested vessel with name HEART OF GOLD and MMSI:316022983 and IMO:0 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
HEART OF GOLD N/A 367520350 Dec 03, 2017 18:03 UTC
HEART OF GOLD N/A 367797620 Oct 19, 2017 10:26 UTC
HEART OF GOLD N/A 211780160 Oct 17, 2017 10:50 UTC
HEART OF GOLD N/A 235086108 Oct 15, 2017 15:46 UTC
HEART OF GOLD N/A 367510150 Apr 03, 2017 13:26 UTC

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