Chart correction 3607 — chart 497
Chart 497 (Panel B, Yarimca to İzmit) [ previous update 3467/25 ] WGS84 DATUM Insert ¶ Fl.Y.6s8m3M 40° 43´·05N., 29° 53´·23E.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.