Table Of Contents
Gigapascal to atmospheres Conversion
1 gigapascal (GPa) is equal to 9869.232667 atmospheres (atm).
1 GPa = 9869.232667 atm
or
1 atm = 0.000101325 GPa
Formula
To convert a pressure from gigapascal (GPa) to atmospheres (atm), multiply the pressure in gigapascal by 9869.232667
p(atm) = p(GPa) × 9869.232667
Examples:
Convert 50 gigapascal to atmospheres:
p(atm) = 50GPa × 9869.232667 = 493461.6334 atm
Conversion table
| Gigapascal (GPa) | Atmospheres (atm) |
|---|---|
| 1 GPa | 9869.23266716 atm |
| 2 GPa | 19738.46533432 atm |
| 3 GPa | 29607.69800148 atm |
| 5 GPa | 49346.163335801 atm |
| 10 GPa | 98692.326671601 atm |
| 20 GPa | 197384.653343203 atm |
| 25 GPa | 246730.816679003 atm |
| 50 GPa | 493461.633358006 atm |
| 100 GPa | 986923.266716013 atm |
| 250 GPa | 2467308.166790032 atm |
| 500 GPa | 4934616.333580064 atm |
| 1000 GPa | 9869232.667160127 atm |
| Atmospheres (atm) | Gigapascal (GPa) |
|---|---|
| 1 atm | 1.01325e-4 GPa |
| 2 atm | 2.0265e-4 GPa |
| 3 atm | 3.03975e-4 GPa |
| 5 atm | 5.06625e-4 GPa |
| 10 atm | 0.00101325 GPa |
| 20 atm | 0.0020265 GPa |
| 25 atm | 0.002533125 GPa |
| 50 atm | 0.00506625 GPa |
| 100 atm | 0.0101325 GPa |
| 250 atm | 0.02533125 GPa |
| 500 atm | 0.0506625 GPa |
| 1000 atm | 0.101325 GPa |
Frequently asked questions
How do I convert gigapascal to atmospheres?
Multiply the value in gigapascal by 9869.232667 to get the result in atmospheres. For example, 5 GPa × 9869.232667 = 49346.163335801 atm.
How many atmospheres are in 1 gigapascal?
1 gigapascal (GPa) is equal to 9869.23266716 atmospheres (atm).
How do I convert atmospheres back to gigapascal?
Use the inverse operation: divide the value in atmospheres by 9869.232667 to get the result in gigapascal.
How accurate is the gigapascal to atmospheres conversion?
The converter multiplies by the conversion factor 9869.232667 and rounds the result to 9 decimal places by default. You can increase or reduce the precision with the digits option on this page.
Sources
Conversion factors are based on internationally recognised standards:
- BIPM — The International System of Units (SI Brochure, 9th edition)
- ISO 80000-4:2019 — Quantities and units — Part 4: Mechanics
- NIST Guide to the SI, Appendix B.8: Factors for Units Listed Alphabetically (NIST SP 811, 2008 edition)
- Resolution 4 of the 10th CGPM (1954): Definition of the standard atmosphere