Grid Point Code

Play

Belo Horizonte

Minas GeraisBrazil

With a code
#9G6W7-87XM1
Said aloud
Belo Horizonte 87XM1

Get the code for your door

What the code says

The Grid Point Code for Belo Horizonte is #9G6W7-87XM1. It names a cell 2.56 m north to south and 3.22 m east to west, centred on 19°55'15.00"S, 43°56'16.03"W, and it turns back into that cell on any phone or computer by arithmetic alone: no network, no account, no lookup table.

The point used is the one GeoNames records for Belo Horizonte, near its centre.

Code
#9G6W7-87XM1
With a check character
#9G6W7-87XM1*L
Short form
87XM1
Cell centre
-19.920833, -43.937787
Cell size
2.56 m by 3.22 m
Region
Minas Gerais
Country
Brazil
Population
2,721,564

How to give this address

On a sign, a form or a delivery note

The whole code, #9G6W7-87XM1. It needs nothing else: no city, no street, no network to read it back.

Said aloud, in Minas Gerais

Belo Horizonte 87XM1: 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 5.0 km east or west of Belo Horizonte. 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

#9G6W7-87XM1*L. 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 50.2 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. 9G6WMetropolitan area40 km by 50.2 km
  2. 9G6W7District8 km by 10 km
  3. 9G6W78Suburb1.6 km by 2.01 km
  4. 9G6W787A few streets320 m by 402 m
  5. 9G6W787XBuilding64 m by 80.4 m
  6. 9G6W787XMEntrance12.8 m by 16.1 m
  7. 9G6W787XM1Doorway2.56 m by 3.22 m

More in Brazil

City, region and population from GeoNames, under CC BY 4.0.