# Commission Regulation (EU) No 1089/2010 of 23 November 2010 implementing Directive 2007/2/EC of the European Parliament and of the Council as regards interoperability of spatial data sets and services, Division 8: The grid shall be designated Grid_ETRS89-GRS80z n_res , where n represents the number of the zone and res the cell size in angular units, as specified in Table 1.

Extent: E+W+S+N.I.

Table 1
Common Grid_ETRS89-GRS80: Latitude spacing (resolution level) and longitude spacing for each zone
Resolution Levels
LATITUDE SPACING (Arc seconds)
LONGITUDE SPACING (Arc seconds)
Cell size
Zone 1 (Lat. 0°–50°)
Zone 2 (Lat. 50°–70°)
Zone 3 (Lat. 70°–75°)
Zone 4 (Lat. 75°–80°)
Zone 5 (Lat. 80°–90°)
LEVEL 0
3 600
3 600
7 200
10 800
14 400
21 600
1 D
LEVEL 1
3 000
3 000
6 000
9 000
12 000
18 000
50 M
LEVEL 2
1 800
1 800
3 600
5 400
7 200
10 800
30 M
LEVEL 3
1 200
1 200
2 400
3 600
4 800
7 200
20 M
LEVEL 4
600
600
1 200
1 800
2 400
3 600
10 M
LEVEL 5
300
300
600
900
1 200
1 800
5 M
LEVEL 6
120
120
240
360
480
720
2 M
LEVEL 7
60
60
120
180
240
360
1 M
LEVEL 8
30
30
60
90
120
180
30 S
LEVEL 9
15
15
30
45
60
90
15 S
LEVEL 10
5
5
10
15
20
30
5 S
LEVEL 11
3
3
6
9
12
18
3 S
LEVEL 12
1,5
1,5
3
4,5
6
9
1 500 MS
LEVEL 13
1
1
2
3
4
6
1 000 MS
LEVEL 14
0,75
0,75
1,5
2,25
3
4,5
750 MS
LEVEL 15
0,5
0,5
1
1,5
2
3
500 MS
LEVEL 16
0,3
0,3
0,6
0,9
1,2
1,8
300 MS
LEVEL 17
0,15
0,15
0,3
0,45
0,6
0,9
150 MS
LEVEL 18
0,1
0,1
0,2
0,3
0,4
0,6
100 MS
LEVEL 19
0,075
0,075
0,15
0,225
0,3
0,45
75 MS
LEVEL 20
0,03
0,03
0,06
0,09
0,12
0,18
30 MS
LEVEL 21
0,015
0,015
0,03
0,045
0,06
0,09
15 MS
LEVEL 22
0,01
0,01
0,02
0,03
0,04
0,06
10 MS
LEVEL 23
0,0075
0,0075
0,015
0,0225
0,03
0,045
7 500 MMS
LEVEL 24
0,003
0,003
0,006
0,009
0,012
0,018
3 000 MMS
FACTOR
—
1
2
3
4
6
—

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Source: https://www.legislation.gov.uk/eur/2010/1089/annex/II/division/2/division/2.2/division/2.2.2/division/8 (the official version)
Page: https://openlegislation.uk/eu-regulation-2010-1089/annex-II/division-2/division-2.2/division-2.2.2/division-8
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.