Chart correction 3891 — chart 2657
Chart 2657 [ previous update 3265/26 ] CGCS 2000 DATUM Insert legend, TSS marked by virtual aids to navigation, orientated NW/SE, centred on: 38° 51´·59N., 118° 24´·73E. 38° 47´·56N., 118° 36´·85E.
Source: UKHO Admiralty Notices to Mariners
Reference information — always verify against official Notices to Mariners before navigation.