1. Page 1 Atmospheric, Oceanic & Planetary Physics, University of Oxford MIPAS QWG9 Florence 01/02 Feb 2006A Dudhia Microwindow Selection for new* Nominal Mode * 1.5km min spacing, floating altitude ± 3km offset

2. Page 2 Atmospheric, Oceanic & Planetary Physics, University of Oxford MIPAS QWG9 Florence 01/02 Feb 2006A Dudhia New Microwindows  Nov05 Bug found in Jacobian spectra used to compute previous set of 2RR microwindows (301-330)  Forgot to include AILS convolution so  Error analysis over-optimistic, especially at high altitude  However, quite reasonable retrievals have been obtained  Selection of new set now in progress (331-340)

3. pT Microwindows

5. H2O Microwindows

7. CH4 Microwindows

9. Page 9 Atmospheric, Oceanic & Planetary Physics, University of Oxford MIPAS QWG9 Florence 01/02 Feb 2006A Dudhia New Microwindows Conclusions  Microwindow Selection & LUTs - complete for first 10MWs for pT, H2O, CH4 and N2O  Large pT random error at 1.5km vertical resolution dominates error budget of other species - ignored during MW selection  Random and other systematic errors for species seem acceptable, even at 1.5km resolution.