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- (). : ECD1S (Electronic Chart Display and Information System); ECS (Electronic Chart System).

ECD1S - - (), , . ECD1S V/20 (SOLAS-74). , , , , , , , , . ECD1S. , ECD1S.

, ECD1S . , ECD1S .

ECD1S, : - (IMO -International Maritime Organization), - ( - International Hydrographic Organization), - . (IEC - International Electrotechnical Comission).

ECS - , ECD1S, ECS

ECD1S .

ECDIS , , . .

ECDIS . , ECDIS , , . ECDIS , , . ECDIS , , , , .

, ECDIS. ECDIS , ; ;

, ; ; ; , .., , , . . ECDIS :

- , , , , , , , , - , ;

ECDIS , , , ECDIS ;

, ECDIS.

 

1. .

 

- (electronic chart -) - .

1.1. .

.

, , (). , .

. , . , . , , () .

. - (chart digitizer).

.

(Rastr electronic navigational chart - RNC) (). . . . . . 90- .

(Vector electronic navigational chart -VENC) , , , . , . () , ; .

, . , , : , , , .. , , .

. , , : , , . : , .

- , . , , . , . : ( ); ; , ; , , , , ; ;

; ; .

- , . , , , , , , , .

. : , , , , , , , , , , ..

. , (), ,

.

. , . . , . .

, , . :

, .

, , .

, . GPS , , . WGS84 . . .

. , . . , , () . (RNC) , , (ARCS -Admiralty Raster Chart Strvice), (NOAA - National Oceanic and Atmospheric Administration).

, , ecdis- ecs-. Ecdis- - , , , . ECDIS. Ecdis- Electronic navigational charts - ENC. ecdis- :

;

;

;

;

, .

Ecs- : , , , .

. , . , , . :

(World) - 1:2500001 ;

(General) - 1:300001 - 1:2500000;

(Coastal) - 1:80001 - 1:300000;

(Approach)- 1:40001 - 1:80000;

(Harbour)-1:10001-1:40000;

(Plan) -1:10000 . , :

- 1:1000000 - 1:5000000;

- 1:100000 - 1:500000;

- 1:25000 - 1:50000;

- 1:25000 .

. . , , . .

(System electronic navigational chart - SENC) - , . , . , . SENC .

 

.

(, ) ( ). , . , . .

( ) , , , -. - , , , .

, -, . , , .

, . . "Bissau Base North West and Pillar".

. : 1942 (Pulkovo 1942), 1950 (ED50), 1936 . . . 1983 , (NAD83-- New North American Datum of 1983). , , .

- . WGS72, WGS84 390 (SGS90 - Soviet Geocentric Coordinate System 1990).

, . , , . , , Decca, Hifix . . .

1930 . 1930 1950 . , , . I960 . (Word Geodetic System of 1960 - WGS60). 1966, 1972, 1984 . WGS84, . NAD83. b - WGS84 :

=6378137.00 ; =6356752.31 .

WGS84 GPS. WGS84 . 390.

, , . , , 2. 3 , .

, , , . . . . WGS84 390 15 , WGS84 WGS72 - 17 . WGS84 , , 1862 , 2-5 . , , - . WGS84 , , 7 .

. , , , . . 1982 ., WGS. "Satellite-Derived Positions" . , .

, GPS, WGS84, , . , - WGS84. WGS84: "Adjustments to WGS cannot be determined for this chart" "The diiferences between satellite-derived positions and positions on this chart cannot be determined", - "Differences may be significant to navigation".

. , , . . , , , , , , , .

 





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