Chart correction 1555 — chart 497
Chart 497 (Panel B, Yarimca to İzmıt) [ previous update 1165/23 ] WGS84 DATUM Insert radar beacon, Racon(U), at light 40° 44´·41N., 29° 47´·45E.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.