You «Navigate» toward a re-transmitted EPIRB Distress Lat/Long Position from a Search & Rescue Coordination Center and «Home» toward a short Radar range SART .
From an activated EPIRB, Stones from Californian would have received automatically a re-transmitted accurate Distress Lat/Long Position via a NAVTEX receiver or an Inmarsat-C terminal or an HF Narrow Band Direct Printing (NBDP) receiver. He wouldn’t have then any doubt about Titanic distress.
Nevertheless, the distress vessel or shipwreck survivors «must» expect to stand on alone and for many hours as; «The Master of a nearby rescue vessel might not be in position or unable or consider it unreasonable due to special circumstances of the case, to provide with all speed, assistance to persons in distress at sea»
The Distress Signal is accurate and automatic but the Rescue is not that so.
«The master of a ship at sea which is in a position to be able to provide assistance on receiving information from any source that persons are in distress at sea, is bound to proceed with all speed to their assistance. If the ship receiving the distress alert is unable or, in the special circumstances of the case, considers it unreasonable or unnecessary to proceed to their assistance, the master must enter in the log-book the reason for failing to proceed to the a»ssistance of the persons in distress