Grid Point Code

Play

Bucaramanga

Santander DepartmentColombia

With a code
#GWJTM-R6R50
Said aloud
Bucaramanga R6R50

Get the code for your door

What the code says

The Grid Point Code for Bucaramanga is #GWJTM-R6R50. It names a cell 2.56 m north to south and 3.39 m east to west, centred on 7°07'29.97"N, 73°07'08.26"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 Bucaramanga, near its centre.

Code
#GWJTM-R6R50
With a check character
#GWJTM-R6R50*3
Short form
R6R50
Cell centre
7.124993, -73.118961
Cell size
2.56 m by 3.39 m
Region
Santander Department
Country
Colombia
Population
581,130

How to give this address

On a sign, a form or a delivery note

The whole code, #GWJTM-R6R50. It needs nothing else: no city, no street, no network to read it back.

Said aloud, in Santander Department

Bucaramanga R6R50: 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 5.3 km east or west of Bucaramanga. 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

#GWJTM-R6R50*3. 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 53 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. GWJTMetropolitan area40 km by 53 km
  2. GWJTMDistrict8 km by 10.6 km
  3. GWJTMRSuburb1.6 km by 2.12 km
  4. GWJTMR6A few streets320 m by 424 m
  5. GWJTMR6RBuilding64 m by 84.8 m
  6. GWJTMR6R5Entrance12.8 m by 17 m
  7. GWJTMR6R50Doorway2.56 m by 3.39 m

More in Colombia

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