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Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 1 Oxford Retrievals of MIPAS Data Anu Dudhia.

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Presentation on theme: "Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 1 Oxford Retrievals of MIPAS Data Anu Dudhia."— Presentation transcript:

1 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 1 Oxford Retrievals of MIPAS Data Anu Dudhia University of Oxford With help from Chiara Piccolo (now UKMO), Claire Waymark, Joanne Walker, Jane Hurley and Luis Millan-Valle

2 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 2 Nadir v Limb Viewing

3 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 3 Major Species

4 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 4  Jul 2002 - Mar 2004: MIPAS operated at full resolution 0.025cm -1 sampling  ESA L2 products widely distributed and validated MIPAS Data Availability  Jan 2005 - present: operated at 40% reduced resolution 0.0625cm -1 sampling  L1B spectra available, but routine ESA processing will not start until 2008

5 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 5 Atmospheric Spectrum

6 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 6 MIPAS Spectrum @0.025cm -1

7 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 7 MIPAS Spectrum @0.0625cm -1

8 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 8

9 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 9

10 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 10 MIPAS Operations 2005

11 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 11 MIPAS Operations 2006

12 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 12 MIPAS Operations 2007

13 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 13  Oxford processor MORSE uses same L1B/microwindows as ESA data, but optimal estimation algorithm.  Standard ESA species p,T,H2O,O3,HNO3,CH4,N2O, NO2, plus additional molecules ClONO2, N2O5, CFC-11, CFC-12 and CO  Processed 1 day/month global coverage, preferably NOM mode, for long term trends  Since 1st June 2007 process all MIPAS L1B spectra http://www.atm.ox.ac.uk/group/mipas/L2OXF/ Oxford L2 Data

14 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 14

15 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 15 Long Term Trends

16 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 16 Temperature

17 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 17 H2O

18 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 18 O3

19 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 19 CH4

20 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 20 N2O

21 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 21 HNO3

22 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 22 NO2

23 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 23 2007 Antarctic Spring According to the WMO bulletin (a)Warmer than usual (b)Less ozone depletion than usual

24 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 24 2007 Antarctic Spring

25 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 25 2007 Antarctic Spring According to the WMO bulletin According MIPAS.. (a) Warmer than usual Similar temperature to past years (at 100mb) (b) Less ozone depletion than usual Similar ozone depletion to past years (c) A lot more NO2 than usual

26 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 26 CFC-11

27 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 27 CFC-12

28 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 28

29 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 29

30 Atmospheric, Oceanic & Planetary Physics, University of Oxford A Dudhia ASSFTS-13 Toulouse 7-9 Nov 2007 Page 30

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