Madriu-Perafita-Claror Valley

What the code says

The Grid Point Code for Madriu-Perafita-Claror Valley is #J0981-30M4G. It names a cell 2.56 m north to south and 2.52 m east to west, centred on 42°29'31.75"N, 1°35'39.89"E, and it turns back into that cell on any phone or computer by arithmetic alone: no network, no account, no lookup table.

What it is

Glacial valley in Andorra

Code

#J0981-30M4G

With a check character

#J0981-30M4G*6

Short form

30M4G

Cell centre

42.492154, 1.594414

Cell size

2.56 m by 2.52 m

Region

Encamp

Country

Andorra

How to give this address

On a sign, a form or a delivery note

The whole code, #J0981-30M4G. It needs nothing else: no city, no street, no network to read it back.

Said aloud, in Encamp

Madriu-Perafita-Claror Valley 30M4G: a name both people know, then the last five characters. They give back the exact code for anywhere within 4.0 km north or south and 3.9 km east or west of Madriu-Perafita-Claror Valley. Further away the same five name somewhere else, which is why the whole code is what goes on a sign.

Copied by hand, or read over a phone

#J0981-30M4G*6. The character on the end catches any single mistyped symbol and any two neighbours swapped.

As a link or a square code

Open it on the map, move to the exact door, and add directions if the code needs help: "blue gate, second floor". The link and the square code carry them. Nothing is kept on this site.

From the city to the door

The first four characters name a cell about 40 km by 39.4 km here. Each one after that picks one of 25 inside the last, so the whole ten name a spot about the size of a doorway.

1. 8J098Metropolitan area40 km by 39.4 km
2. 1J0981District8 km by 7.88 km
3. 3J09813Suburb1.6 km by 1.58 km
4. 0J098130A few streets320 m by 315 m
5. MJ098130MBuilding64 m by 63 m
6. 4J098130M4Entrance12.8 m by 12.6 m
7. GJ098130M4GDoorway2.56 m by 2.52 m

More in Andorra

• Andorra la Vella