1. SPACE LAUNCH OPERATION STARLINK G17-21 WILL BE CONDUCTED FROM VANDERBURG SFB WITH OFFSHORE SURFACE AREAS CONSIDERED HAZARDOUS TO VESSELS ON THE FOLLOWING DATES AND TIMES: 050239Z APR TO 050722Z APR 2026---- (PRIMARY) 060239Z APR TO 060722Z APR 2026---- (BACKUP DAY) 070239Z APR TO 070722Z APR 2026---- (BACKUP DAY) 080239Z APR TO 080722Z APR 2026---- (BACKUP DAY) 090239Z APR TO 090722Z APR 2026---- (BACKUP DAY) 100239Z APR TO 100722Z APR 2026---- (BACKUP DAY) 110239Z APR TO 110722Z APR 2026---- (BACKUP DAY) 2. HAZARDOUS AREAS TO MARINERS ARE WITHIN NAVAREA XII BOUND BY THE FOLLOWING COORDINATES: A. HAZARD AREA 31- 45' 0" N 121- 9' 0" W 31- 43' 0" N 121- 15' 0" W 34- 39' 0" N 120- 40' 0" W 34- 40' 0" N 120- 37' 0" W 34- 27' 0" N 120- 26' 0" W 33- 47' 0" N 120- 35' 0" W TO BEGINNING
31.75 -121.15 31.71666667 -121.25 34.65 -120.66666667 34.66666667 -120.61666667 34.45 -120.43333333 33.78333333 -120.58333333 TO BEGINNING B. HAZARD AREA 28- 26' 0" N 121- 34' 0" W 28- 19' 0" N 121- 55' 0" W 28- 31' 0" N 122- 13' 0" W 28- 52' 0" N 122- 13' 0" W 29- 48' 0" N 121- 45' 0" W 29- 48' 0" N 121- 34' 0" W 28- 48' 0" N 121- 25' 0" W TO BEGINNING
28.43333333 -121.56666667 28.31666667 -121.91666667 28.51666667 -122.21666667 28.86666667 -122.21666667 29.8 -121.75 29.8 -121.56666667 28.8 -121.41666667 TO BEGINNING 3. SURFACE VESSELS ARE STRONGLY ADVISED TO AVOID THIS AREA DEFINED DURING SPECIFIED DATES / TIMES. 4. DURING OPERATIONS, FRONTIER CONTROL WILL BE MANAGING HAZARDOUS AREA SURFACE TRAFFIC ON VHF MARINE BAND CHANNEL 16 AND CHANNEL 6. CANCEL AT//110822Z APR 26//
