Pascals to Standard Atmospheres Converter
Convert pascals (Pa) to standard atmospheres (atm), with the formula, a conversion table and exact factors.
Change the values and press Calculate to work out your own figures.
Enter a pressure, choose its unit and the unit you want. The answer is exact until it is shown, and the same value appears in every other unit.
Show the working
- 1 Pa = 9.86923266716e-6 atm
- 1 × 9.86923266716e-6 = 9.86923266716e-6 atm
How to convert pascals to standard atmospheres
1 atm = 101,325 Pa, so divide by 101,325 to go from pascals to standard atmospheres (1 Pa = 9.86923266716 × 10⁻⁶ atm).
atm = Pa ÷ 101,325 Pa = atm × 101,325
Worked example:
1 Pa = 9.86923266716e-6 atm 5 × 9.86923266716e-6 = 4.93461633358e-5 atm
Pascals to standard atmospheres table
| Pascals | Standard Atmospheres |
|---|---|
| 1 Pa | 9.86923266716 × 10⁻⁶ atm |
| 2 Pa | 1.97384653343 × 10⁻⁵ atm |
| 3 Pa | 2.96076980015 × 10⁻⁵ atm |
| 4 Pa | 3.94769306686 × 10⁻⁵ atm |
| 5 Pa | 4.93461633358 × 10⁻⁵ atm |
| 6 Pa | 5.9215396003 × 10⁻⁵ atm |
| 7 Pa | 6.90846286701 × 10⁻⁵ atm |
| 8 Pa | 7.89538613373 × 10⁻⁵ atm |
| 9 Pa | 8.88230940044 × 10⁻⁵ atm |
| 10 Pa | 9.86923266716 × 10⁻⁵ atm |
| 15 Pa | 0.000148038490007 atm |
| 20 Pa | 0.000197384653343 atm |
| 25 Pa | 0.000246730816679 atm |
| 30 Pa | 0.000296076980015 atm |
| 40 Pa | 0.000394769306686 atm |
| 50 Pa | 0.000493461633358 atm |
| 75 Pa | 0.000740192450037 atm |
| 100 Pa | 0.000986923266716 atm |
| 250 Pa | 0.00246730816679 atm |
| 500 Pa | 0.00493461633358 atm |
| 1000 Pa | 0.00986923266716 atm |
About the units
- Pascals (Pa)
- Pascals, a metric unit. Definition: BIPM SI Brochure, 9th edition (SI units, prefixes and units accepted for use with the SI).
- Standard Atmospheres (atm)
- Standard atmospheres, a specialised unit. Definition: NIST SP 811 Appendix B.8, factors for units listed alphabetically.
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