Chart correction N33/23 — chart 93778
93778 10Ed. 11/27/21 LAST NM N18/23 N33/23 (Panel A) Add Buoy "BASF 1" R, pillar, can topmark, Fl(3) R 10s 21°05′07.0″N 110°25′48.8″E Buoy YB, pillar, double cone topmark points downward, VQ(6) + L Fl W 10s [Q130.3] 21°05′21.2″N 110°25′26.3″E Beacon, FR 8m 4M 21°04′59.9″N 110°25′23.3″E Beacon, Fl R 2s 6m 4M 21°05′07.8″N 110°25′16.7″E Beacon, Fl R 2s 6m 4M 21°05′12.0″N 110°25′19.4″E (25(839)23 Tianjin)
Source: NGA U.S. Notice to Mariners · edition: 10Ed. 11/27/21
Reference information — always verify against official Notices to Mariners before navigation.