Positions quoted in this Preliminary Notice reproduced below are referred to WGS84 or a compatible datum and may be plotted directly on this ENC. 												Some or all of the information contained in this Notice to Mariners may have been included on the ENCs affected.																							
731(P)/26 CHINA  East Coast Buoyage.Virtual aids to navigation.Channel limits.Pilot boarding places.																	Source: Chinese Notices 44/1331/25 and 49/1532/25																							
																							
	1.	The following light-buoys in the approaches to Shanghai have been moved to indicate an adjustment of the Nancao Hangdao channel:																																										
		Characteristic			Designation			Former Position						New Position
		
		Mo(A)6s				S1				31 00' .29N.,122 28' .19E.				31 00' .33N.,122 27' .95E.
		
		LFl.10s				S2				31 00' .63N.,122 26' .47E.				31 00' .69N.,122 26' .21E.
		
		Iso.4s				S3				31 00' .99N.,122 24' .79E.				31 01' .04N.,122 24' .46E.
		
		Mo(A)6s				S4				31 01' .32N.,122 23' .07E.				31 01' .39N.,122 22' .72E.
		
		LFl.10s				S5				31 01' .67N.,122 21' .38E.				31 01' .74N.,122 20' .97E.
		
		Iso.4s				S6				31 02' .01N.,122 19' .66E.				31 01' .84N.,122 19' .33E.
		
		Mo(A)6s				S7				31 02' .34N.,122 17' .98E.				31 01' .94N.,122 17' .68E.
		
		LFl.10s				S8				31 02' .66N.,122 16' .40E.				31 02' .04N.,122 16' .04E.
		
		Iso.4s				S9				31 02' .74N.,122 14' .76E.				31 02' .14N.,122 14' .40E.
		
		Mo(A)6s				S10				31 02' .81N.,122 13' .15E.				31 02' .25N.,122 12' .75E.
		
		Fl(3)G.10s			S11				31 03' .30N.,122 10' .67E.				31 02' .70N.,122 10' .62E.
		
		Fl(3)R.10s			S12				31 02' .50N.,122 09' .32E.				31 02' .09N.,122 09' .86E.
		
		Q.G				S13				31 03' .41N.,122 08' .85E.				31 02' .84N.,122 08' .29E.
		
		Q.R				S14				31 02' .83N.,122 07' .37E.				31 02' .49N.,122 07' .22E.
		
		Fl.G.4s				S15				31 03' .93N.,122 06' .57E.				31 03' .46N.,122 06' .37E.
		
		Fl.R.4s				S16				31 03' .43N.,122 05' .54E.				31 03' .09N.,122 05' .40E.
		
		Fl(2)G.6s			S17				31 04' .55N.,122 04' .35E.				31 04' .18N.,122 04' .18E.
		
		Fl.G.4s				S23				31 05' .75N.,121 59' .87E.				31 05' .95N.,121 59' .84E.
		
		Mo(O)Y.15s			H18				31 03' .28N.,122 05' .63E.				31 02' .58N.,122 05' .94E.		
																							
	2.	*The following virtual aids to navigation (V-AIS) have been established:																																										
		Designation				Topmark						Position
								
		1					Starboard-hand lateral				31 02' .55N.,122 10' .45E.
								
		2					Port-hand lateral				31 02' .24N.,122 10' .06E.
								
		3					Starboard-hand lateral				31 02' .67N.,122 08' .36E.
								
		4					Port-hand lateral				31 02' .36N.,122 08' .16E.
								
		5					Starboard-hand lateral				31 03' .36N.,122 06' .16E.
								
		6					Port-hand lateral				31 03' .10N.,122 05' .88E.
								
		7					Starboard-hand lateral				31 04' .03N.,122 04' .10E.
								
		S18					Port-hand lateral				31 03' .67N.,122 03' .65E.
								
		8					Port-hand lateral				31 04' .03N.,122 03' .20E.
								
		9					Starboard-hand lateral				31 04' .74N.,122 02' .25E.
								
		10					Port-hand lateral				31 04' .44N.,122 02' .12E.
								
		13					Starboard-hand lateral				31 05' .31N.,122 00' .79E.
								
		12					Port-hand lateral				31 05' .02N.,122 00' .62E.
								
		15					Starboard-hand lateral				31 05' .66N.,121 59' .88E.
								
		14					Port-hand lateral				31 05' .28N.,121 59' .93E.
								
		17					Starboard-hand lateral				31 06' .30N.,121 58' .22E.								
																							
	3.	*The limits of the Nancao Hangdao channel have been amended. The new outer limits of the fairway are lines joining the following positions:																																									
		31 05' .09N.,121 59' .96E.
																					
		31 03' .88N.,122 03' .10E.
																					
		31 02' .19N.,122 08' .12E.
																					
		31 01' .92N.,122 12' .75E.
																					
		31 01' .49N.,122 19' .61E.
																					
		and
																					
		31 02' .06N.,122 21' .00E.
																					
		31 02' .84N.,122 08' .29E.
																					
		31 04' .21N.,122 04' .09E.
																					
		31 04' .95N.,122 02' .20E.
																					
		31 05' .95N.,121 59' .84E.
																					
		31 07' .65N.,121 56' .61E.																					
																							
	4.	*The pilotage boarding place,No 3 (N), in position 31 03' .38N.,122 12' .18E.has been moved to position 31 02' .57N.,122 12' .75E.																																									
	5.	*The pilotage boarding place,No 3 (S), in position 31 02' .26N.,122 12' .19E.has been moved to position 31 01' .92N.,122 12' .75E.																																									
	6.	Mariners are advised to navigate with caution in the area and consult the local port authorities for the latest information.																																										
	7.	*These changes will be included in a New Edition of Chart 1602 to be published early 2026.																																									
	8.	*Chart 1199 will be updated by Notice to Mariners.																					
																							
	9.	*Former Notice 4528(P)/25 is cancelled.																					
																							
		(CGCS 2000 DATUM)