From: Sequential modelling of the Earth’s core magnetic field
Component/data type | Satellite data | Observatory data | ||
---|---|---|---|---|
ML | HL | ML | HL | |
X | \(v = {9}{\hbox { nT}^2}\) | \(v = {100}\,{\mathrm{nT}^2}\) | \(v = {16}\,{\mathrm{nT}^2}\) | \(v = 36\, \mathrm{nT}^2\) |
Y | \(v = {9}{\hbox { nT}^2}\) | \(v = {81}\,{\mathrm{nT}^2}\) | \(v = {16}\,{\mathrm{nT}^2}\) | \(v = {25}\,{\mathrm{nT}^2}\) |
Z | \(v = {16}{\hbox { nT}^2}\) | \(v = {81}{\mathrm{nT}^2}\) | \(v = {25}\,{\mathrm{nT}^2}\) | \(v= {36}\,{\mathrm{nT}^2}\) |