Chart correction 31/20 — chart 24491
24491 3Ed. 9/17/94 LAST NM 20/20 31/20 Change Period of light to 15s 11°15′00″N 74°13′50″W (80/20 Bogota)
Source: NGA U.S. Notice to Mariners · edition: 3Ed. 9/17/94
Reference information — always verify against official Notices to Mariners before navigation.