## Table
| Pressure (Pa) | P1/P2 (Pirani) | P3 (Penning) | P4 (IGP) |
| ----------- | -------------- | ------------ | -------- |
| 67 | 42 | | |
| 58 | 40 | | |
| 46 | 38 | | |
| 33 | 37 | | |
| 27 | 33 | | |
| 13 | 28 | | |
| 1.3x10e-1 | | 80 | |
| 6.7x10e-2 | | 70 | |
| 3.0x10e-2 | | 67 | 99 |
| 1.3x10e-2 | | 62 | 84 |
| 1.3x10e-4 | | | 33 |
## IGP as measured on X8 on the High Vacuum Guage (HVG) card
![[Pasted image 20230524180832.png]]