Convert 10 Optimism (OP) to São Tomé and Príncipe Dobra (STN)

Convert Optimism to São Tomé and Príncipe dobras at the live mid-market rate. Reverse: STN to OP

Amount

From

10 Optimism =

28.76 STN −4.11% today

1 OP = 2.87587 STN · 1 STN = 0.34772 OP

Mid-market rate, updated 11:44 UTC. Paid plans update as often as every 60 seconds. Get OP→STN rates via API

OP to STN over the last year

52-week high: 15.9839
52-week low: 1.7583
52-week average: 4.2322
Change over the year: −81.04%

Conversion tables

OP to STN
OP	STN
1 OP	2.88 STN
10 OP	28.76 STN
100 OP	287.59 STN
1,000 OP	2,875.87 STN
10,000 OP	28,758.74 STN
50,000 OP	143,793.72 STN
100,000 OP	287,587.43 STN

STN to OP
STN	OP
1 STN	0.3477 OP
10 STN	3.47720343 OP
100 STN	34.77203427 OP
1,000 STN	347.72034270 OP
10,000 STN	3,477.20342700 OP
50,000 STN	17,386.01713500 OP
100,000 STN	34,772.03427000 OP

Get OP→STN rates via API

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

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

Related conversions

Popular Optimism conversions

Popular São Tomé and Príncipe Dobra conversions

Questions about OP to STN

How much is 10 OP in STN?

10 Optimism is 28.76 São Tomé and Príncipe dobras at the mid-market rate of 4 October 2026, 11:44 UTC, when 1 OP = 2.87587 STN.

What was the OP to STN rate over the last year?

Over the last 52 weeks 1 OP ranged from 1.75825 to 15.9839 STN, 4.23223 STN on average.

Which exchange rate is this?

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