| CEOS EO HANDBOOK – MEASUREMENT INSTRUMENTS
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Measurements > Atmosphere >
Ozone >
O3 Total Column
  | Measurement Definition*: 2D field of total amount of O3 molecules per unit area in an atmospheric column extending from the Earth’s surface to the upper edge of the atmosphere (Dobson units) - Measuring Units [ DU ], Dobson Unit, for total column (1 DU = 2.69٠1020 molecules/m2) - Accuracy unit: [DU]
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* Description adapted from WMO.
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