Maxar's supplied image shows the tanker Adrian Darya 1 very close to Tartus on Sept. 6.
The ship appeared to have turned off its transponder in the Mediterranean west of Syria, Refinitiv ship-tracking data showed on Tuesday.
The tanker, which is loaded with Iranian crude oil, sent its last signal giving its position between Cyprus and
Syria sailing north at 15:53 GMT on Monday, the data showed.