1 STD 
= 61.70 IRR 
at the rate on .
The cost of 1 Sao Tomean Dobra in Iranian Rials today is ﷼61.70 according to the “Open Exchange Rates”, compared to yesterday, the exchange rate decreased by -0.06% (by -﷼0.04). The exchange rate of the Sao Tomean Dobra in relation to the Iranian Rial on the chart, the table of the dynamics of the cost as a percentage for the day, week, month and year.
| 1 STD to IRR | 2 STD to IRR | 3 STD to IRR |
|---|---|---|
| ﷼61.70 | ﷼123.39 | ﷼185.09 |
The Sao Tomean Dobra to Rial exchange rate on the chart allows you to track changes over different periods and draw conclusions about possible forecasts of the exchange rate of one currency in relation to another.
| Date | Day of the week | 1 STD to IRR | Changes | Changes % |
|---|---|---|---|---|
| August 4, 2026 | Tuesday | 1 STD = 61.72 IRR | -0.01 IRR | -0.01% |
| August 5, 2026 | Wednesday | 1 STD = 61.70 IRR | -0.01 IRR | -0.02% |
| August 6, 2026 | Thursday | 1 STD = 61.70 IRR | +0.0022 IRR | +0.0036% |
| August 7, 2026 | Friday | 1 STD = 61.73 IRR | +0.03 IRR | +0.05% |
| August 8, 2026 | Saturday | 1 STD = 61.73 IRR | - | - |
| August 9, 2026 | Sunday | 1 STD = 61.73 IRR | - | - |
| August 10, 2026 (today) | Monday | 1 STD = 61.70 IRR | -0.04 IRR | -0.06% |
| The cost of 1 Dobra (STD) in Iranian Rials for a week (7 days) decreased by -﷼0.02 (zero rial two dinars). | ||||
| Date | Day of the week | 1 STD to IRR | Changes | Changes % |
|---|---|---|---|---|
| July 11, 2026 | Saturday | 1 STD = 61.70 IRR | - | - |
| August 10, 2026 (today) | Monday | 1 STD = 61.70 IRR | -0.0011 IRR | -0.0018% |
| The cost of 1 Dobra (STD) in Iranian Rials for a month (30 days) decreased by -﷼0.0011 (zero rial eleven dinars). | ||||
| Date | Day of the week | 1 STD to IRR | Changes | Changes % |
|---|---|---|---|---|
| August 10, 2025 | Sunday | 1 STD = 1.89 IRR | -0.0006 IRR | -0.03% |
| August 10, 2026 (today) | Monday | 1 STD = 61.70 IRR | +59.81 IRR | +96.94% |
| The cost of 1 Dobra (STD) in Iranian Rials for a year (365 days) increased by +﷼59.81 (fifty-nine rials eighty-one dinars). | ||||
