490 (3)

490 Załącznik 10

10.3. Przykład III

£*ample U: To fint! the umcs and hcighis of high and Iow waters at "Secondary Havcn" (lides with large diumal mcquahiy) on I6lh January, using ihc following cxtracts.

Estract from ATT Part U

PLACE    POSmON    TIME    HEIGHT DIFFERENCES (IN METRES)

DIFFERENCES

STANDARD PORT			Lal	Long		MHHW	Ml MW	MHLW M UW
STANDARD PÓKI			we eatracl HHW		LLW	25	22	19	04
SECONDARY PORT			N.	E.
Srcondary Hsv*n			4*40*	103*25* -0015	-0025	-1-2	-II	-09	-01
		SEASONAL CHANOŁS IN MEAN LEYEL
No.	Jan 1 Ftb 1	Mar. l	Api 1	May 1 luna 1	July 1	Aug |	Uf 1	Ort. 1	Nov |
STANDARD PORT	o o	00	♦0.1	♦0 2 #0 2	♦01	00	-Ol	-01	-0.1
Standard llavrn	00 ♦O 1	♦0 1	♦02	♦0 2 ♦O 1	00	•Ol	-02	-0.1	-0.1

Notes: (i) The data used in ihis example do not refer to the ycar of ihcsc tablcs.

(ii)    Computation of HW height differences is done by intcrpolation orextrapolation. using the two values

tabulated for HW and the height of HW at the Standard Port. Similarly. LW height differences are computcd from the data givcn for LW

(iii)    For instructions on graphical interpolation of differences. sce bxample I on page xii.

Estrad from Part /

STANDARD PORT

JANUARY ^T|ME

m

0254    0 8

1144    2.5

f 1618    1.7

2025    2.1

STANDARD TORT SUndłfd    TIME.HEICHT REQUREOH 4 LW

SECONDARY RORT SłCOMUfy    DATĘ 16 J»n TIME ZONĘ -0700

STANDARD RORT

Soionłl chungr DIFFERENCES Seasonal changr SECONDARY PORT

TIME	HEIGHT
IIW i LW	HW	LW	Rangi
1 1144 12 0254 2025 1618	T 2.5 z.t	« 0 8 U	5 _
Standard Port	6 ♦0.1	6 ♦o.l
’'-0015 *'-0025	«*-1.2 -1.1	10*—0.4 -0 9
Snoodary Port	[Ti o.o	tl 0 0
12 1129 [,) 0229 2010 1553	U 1.4 1.1	15 05 0.9
lis _

Dur si ton

XIII