Grid Point Code

Play

Rohini

DelhiIndia

With a code
#KMT42-6PMGR
Said aloud
Rohini 6PMGR

Get the code for your door

What the code says

The Grid Point Code for Rohini is #KMT42-6PMGR. It names a cell 2.56 m north to south and 3.00 m east to west, centred on 28°44'35.58"N, 77°04'03.98"E, 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 Rohini, near its centre.

Code
#KMT42-6PMGR
With a check character
#KMT42-6PMGR*9
Short form
6PMGR
Cell centre
28.743218, 77.067771
Cell size
2.56 m by 3.00 m
Region
Delhi
Country
India
Population
860,000

How to give this address

On a sign, a form or a delivery note

The whole code, #KMT42-6PMGR. It needs nothing else: no city, no street, no network to read it back.

Said aloud, in Delhi

Rohini 6PMGR: 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 4.7 km east or west of Rohini. 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

#KMT42-6PMGR*9. 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 46.8 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. KMT4Metropolitan area40 km by 46.8 km
  2. KMT42District8 km by 9.37 km
  3. KMT426Suburb1.6 km by 1.87 km
  4. KMT426PA few streets320 m by 375 m
  5. KMT426PMBuilding64 m by 75 m
  6. KMT426PMGEntrance12.8 m by 15 m
  7. KMT426PMGRDoorway2.56 m by 3 m

More in India

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