Convert 100,000 Cardano (ADA) to Old São Tomé Dobra (STD)

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

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 ADA to STN.

Amount

From

100,000 Cardanos =

539,859,992.03 STD 0.00% today

1 ADA = 5,398.60 STD · 1 STD = 0.00018523 ADA

Mid-market rate, updated 23:59 UTC. Paid plans update as often as every 60 seconds. Get ADA→STD rates via API

ADA to STD over the last year

52-week high: 18,383.74
52-week low: 3,129.54
52-week average: 6,640.24
Change over the year: −70.51%

Conversion tables

ADA to STD
ADA	STD
1 ADA	5,398.60 STD
10 ADA	53,986.00 STD
100 ADA	539,859.99 STD
1,000 ADA	5,398,599.92 STD
10,000 ADA	53,985,999.20 STD
50,000 ADA	269,929,996.01 STD
100,000 ADA	539,859,992.03 STD

STD to ADA
STD	ADA
1 STD	0.0001852 ADA
10 STD	0.001852 ADA
100 STD	0.01852 ADA
1,000 STD	0.1852 ADA
10,000 STD	1.852332 ADA
50,000 STD	9.261660 ADA
100,000 STD	18.523320 ADA

Get ADA→STD rates via API

The live rate, the rate on any past day or a whole range, for STD 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=ADA -d currencies=STD \
  -H "apikey: YOUR-API-KEY"

# the rate on a past day
curl https://api.currencyapi.com/v3/historical \
  -G -d base_currency=ADA -d currencies=STD \
  -d date=2025-10-02 \
  -H "apikey: YOUR-API-KEY"

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Questions about ADA to STD

How much is 100,000 ADA in STD?

100,000 Cardanos is 539,859,992.03 old São Tomé dobras at the mid-market rate of 1 October 2026, 23:59 UTC, when 1 ADA = 5,398.60 STD.

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

Over the last 52 weeks 1 ADA ranged from 3,129.54 to 18,383.74 STD, 6,640.24 STD on average.

Which exchange rate is this?

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