Convert Oersteds to Millioersteds
Convert Oersteds (Oe) to Millioersteds (mOe) instantly and accurately.
Conversion Formula
mOe = Oe × 1000
About Oersteds
The oersted (Oe) equals exactly 1000/(4π) A/m ≈ 79.577 A/m, the CGS unit of magnetic field strength named after Hans Christian Ørsted. Still widely used in permanent magnet characterisation (NdFeB, SmCo, AlNiCo), magnetic recording, and older MRI literature. Earth's surface field is ≈ 0.5 Oe; a typical speaker magnet ≈ 5000 Oe. 1 Oe = 1000/(4π) A/m.
About Millioersteds
The millioersted (mOe) equals 1/(4π) A/m ≈ 79.577 mA/m. Used in magnetic recording media characterisation - remanent coercivity of flexible magnetic media (floppy disks, cassette tape) is often cited in mOe in legacy test standards; sensitive fluxgate magnetometers report data in mOe in older geomagnetic survey literature. 1 mOe = 1/(4π) A/m ≈ 0.07958 A/m.
Quick Reference Table
| Oersteds (Oe) | Millioersteds (mOe) |
|---|---|
| 1 Oe | 1000 mOe |
| 2 Oe | 2000 mOe |
| 5 Oe | 5000 mOe |
| 10 Oe | 10000 mOe |
| 25 Oe | 25000 mOe |
| 50 Oe | 50000 mOe |
| 100 Oe | 100000 mOe |