Convert 10 Old São Tomé Dobra (STD) to Polkadot (DOT)

Convert old São Tomé dobras to Polkadot at the live mid-market rate. Reverse: DOT to STD

The Old São Tomé Dobra is no longer in use

Old São Tomé Dobra (STD) was replaced by the São Tomé and Príncipe Dobra (STN) in 2018. For today’s money, convert STN to DOT.

Amount

From

10 old São Tomé dobras =

0.0003852 DOT +0.36% today

1 STD = 0.00003852 DOT · 1 DOT = 25,962.17 STD

Mid-market rate, updated 05:54 UTC. Paid plans update as often as every 60 seconds. Get STD→DOT rates via API

STD to DOT over the last year

52-week high: 0.00006215
52-week low: 0.00001081
52-week average: 0.00003611
Change over the year: +238.88%

Conversion tables

STD to DOT
STD	DOT
1 STD	0.00003852 DOT
10 STD	0.0003852 DOT
100 STD	0.003852 DOT
1,000 STD	0.03852 DOT
10,000 STD	0.3852 DOT
50,000 STD	1.9258800000 DOT
100,000 STD	3.8517600000 DOT

DOT to STD
DOT	STD
1 DOT	25,962.17 STD
10 DOT	259,621.68 STD
100 DOT	2,596,216.85 STD
1,000 DOT	25,962,168.45 STD
10,000 DOT	259,621,684.52 STD
50,000 DOT	1,298,108,422.62 STD
100,000 DOT	2,596,216,845.24 STD

Get STD→DOT rates via API

The live rate, the rate on any past day or a whole range, for DOT and 170+ other currencies, as JSON. Free plan included. See the exchange rate API.

Get a free API key API documentation

curl https://api.currencyapi.com/v3/latest \
  -G -d base_currency=STD -d currencies=DOT \
  -H "apikey: YOUR-API-KEY"

# the rate on a past day
curl https://api.currencyapi.com/v3/historical \
  -G -d base_currency=STD -d currencies=DOT \
  -d date=2025-10-04 \
  -H "apikey: YOUR-API-KEY"

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Questions about STD to DOT

How much is 10 STD in DOT?

10 old São Tomé dobras is 0.0003852 Polkadot at the mid-market rate of 4 October 2026, 05:54 UTC, when 1 STD = 0.00003852 DOT.

What was the STD to DOT rate over the last year?

Over the last 52 weeks 1 STD ranged from 0.00001081 to 0.00006215 DOT, 0.00003611 DOT on average.

Which exchange rate is this?

The mid-market rate: the midpoint between what currency markets pay and ask for STD/DOT, without the margin a bank or card issuer adds, so the rate you are charged is usually a little worse.