Chart correction N20/23 — chart 54416
54416 6Ed. 12/15/12 LAST NM N14/23 N20/23 Add Submarine cable [L30.1] joining 36°25′12″N 28°01′15″E 36°25′14″N 28°02′38″E 36°25′45″N 28°05′41″E 36°25′32″N 28°06′19″E 36°25′02″N 28°06′50″E Submarine cable [L30.1] between 35°55′43″N 27°51′32″E 35°53′57″N 27°51′52″E (3(60, 62)23 Athens)
Source: NGA U.S. Notice to Mariners · edition: 6Ed. 12/15/12
Reference information — always verify against official Notices to Mariners before navigation.