Grid Point Code

Play

Thủ Đức

Ho Chi Minh City (HCMC)Vietnam

With a code
#K6NTT-MJ1C3
Said aloud
Thủ Đức MJ1C3

Get the code for your door

What the code says

The Grid Point Code for Thủ Đức is #K6NTT-MJ1C3. It names a cell 2.56 m north to south and 3.36 m east to west, centred on 10°50'55.05"N, 106°46'19.47"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 Thủ Đức, near its centre.

Code
#K6NTT-MJ1C3
With a check character
#K6NTT-MJ1C3*2
Short form
MJ1C3
Cell centre
10.848626, 106.772076
Cell size
2.56 m by 3.36 m
Region
Ho Chi Minh City (HCMC)
Country
Vietnam
Population
524,670

How to give this address

On a sign, a form or a delivery note

The whole code, #K6NTT-MJ1C3. It needs nothing else: no city, no street, no network to read it back.

Said aloud, in Ho Chi Minh City (HCMC)

Thủ Đức MJ1C3: 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 5.2 km east or west of Thủ Đức. 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

#K6NTT-MJ1C3*2. 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 52.5 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. K6NTMetropolitan area40 km by 52.5 km
  2. K6NTTDistrict8 km by 10.5 km
  3. K6NTTMSuburb1.6 km by 2.1 km
  4. K6NTTMJA few streets320 m by 420 m
  5. K6NTTMJ1Building64 m by 84 m
  6. K6NTTMJ1CEntrance12.8 m by 16.8 m
  7. K6NTTMJ1C3Doorway2.56 m by 3.36 m

More in Vietnam

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