SCIAMACHY O 3 Column - GBMCD
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1 SCIAMACHY O 3 Column - GBMCD Product Coordinator: Jean-Christopher LAMBERT Space Aeronomy Institute of Belgium (BIRA-IASB), Brussels T. Blumenstock, IMK-FZK, Germany A. Bracher and A. Richter, IUP/Bremen, Germany J. Granville and J-C. Lambert, BIRA-IASB, Belgium D. V. Ionov, SPbSU, Russia M. Navarro Comas and M. Gil, INTA, Spain H. Schets, KMI, Belgium E. Brinksma, KNMI, Netherlands R. Sussmann, IMK-IFU, Germany C. Varotsos, U. Athens, Greece Atmospheric Chemistry Validation of ENVISAT ESRIN 3/7 May 2004 Page 1
2 Analysis BIRA-IASB, Belgium IMK/FZK, Germany IMK/IFU, Germany INTA, Spain IUP/Bremen, Germany KMI-IRM, Belgium KNMI, The Netherlands SPbSU, Russia U. Athens, Greece Special Thanks E. Brinksma, P. Gerard, and J. Granville Contributors Correlative Data Acquisition Analysis teams + BAS, UK CAO, Russia CNRS/SA, France DMI, Denmark DWD, Germany FHG, Germany FMI/Sodankylä, Finland ISAC/CNR, Italy IUP/Heidelberg, Germany KSNU, Kyrgyzstan KTSU, Ukraine SCIAMACHY Data Processing BIRA-IASB, Belgium DLR, Germany ESA MCH, Switzerland MGO, Russia MSC, Canada NILU, Norway NOAA/CMDL, CO U. Bordeaux, France U. Chalmers, Sweden U. Denver, CO U. Liège, Belgium U. Reims, France U. Réunion, France U. Sao Paulo, Brazil U. Thessaloniki, Greece U. Toronto, Canada U. Wales, UK U. Wollongong, Australia KNMI, The Netherlands Atmospheric Chemistry Validation of ENVISAT ESRIN 3/7 May 2004 Page 2
3 Outline 1. Ground-based sensors 2. Operational NRT product Change wrt v3.53 Global view SZA and cloud fraction dependence 3. KNMI and BIRA-IASB processing 4. Conclusion and outlook Atmospheric Chemistry Validation of ENVISAT ESRIN 3/7 May 2004 Page 3
4 Ozone Vertical Column: GB Sensors SAOZ DOAS DOBSON M-124 UV Filter Radiometer GUV BREWER FTIR Atmospheric Chemistry Validation of ENVISAT ESRIN 3/7 May 2004 Page 4
5 Contributing Total Ozone Sensors (1) Total Ozone DU Atmospheric Chemistry Validation of ENVISAT ESRIN 3/7 May 2004 Page 5
6 Contributing Total Ozone Sensors (2) Atmospheric Chemistry Validation of ENVISAT ESRIN 3/7 May 2004 Page 6
7 Methodology for GB Comparisons Qualitative and quantitative studies Space criteria: SCIA pixels selected to match effective GB air mass (ray tracing) Date criteria: day of the SCIA measurement Error budget taken into account Atmospheric Chemistry Validation of ENVISAT ESRIN 3/7 May 2004 Page 7
8 OPERATIONAL NRT v3.53 (reminder) SCIAMACHY (SCI_RV 3.53) vs NRT Ground-based Total O 3 (SCIAMACHY-Ground)/Ground [%] 15 Brewer Dobson FTIR 10 GUV M-124 SAOZ/DOAS 5 4th order regression Latitude [deg] Lambert et al., ESA SP 531, 2003 Atmospheric Chemistry Validation of ENVISAT ESRIN 3/7 May 2004 Page 8
9 OPERATIONAL NRT v5.01: Global View SCIAMACHY (SCI_NL 5.01) vs NRT Ground-based Total O 3 (SCIAMACHY-Ground)/Ground [%] 15 Brewer Dobson 10 FTIR GUV M SAOZ/DOAS Latitude [deg] Atmospheric Chemistry Validation of ENVISAT ESRIN 3/7 May 2004 Page 9
10 GOME GDP 3: Global View GOME GDP 3 vs NRT Ground-based Total O 3 (MS Period) (GOME-Ground)/Ground [%] 15 Brewer Dobson 10 FTIR GUV M SAOZ/DOAS Latitude [deg] Atmospheric Chemistry Validation of ENVISAT ESRIN 3/7 May 2004 Page 10
11 OPERATIONAL NRT v5.01 vs. M-124 Network 375 SCIAMACHY O 3 VCD, DU NRT SCIA-GB = 8.53% ground-based O 3 VCD (M-124), DU SCIAMACHY O 3 VCD, DU NRT 5.01 SCIA-GB = 4.01% ground-based O 3 VCD (M-124), DU Courtesy D. V. Ionov, SPbSU Atmospheric Chemistry Validation of ENVISAT ESRIN 3/7 May 2004 Page 11
12 OPERATIONAL NRT v5.01: SZA Dependence Dumont d Urville (Antarctica, 67 S) Zhigansk (Eastern Siberia, 67 N) SAOZ data from CNRS and CNRS/CAO Atmospheric Chemistry Validation of ENVISAT ESRIN 3/7 May 2004 Page 12
13 OPERATIONAL NRT v5.01: Cloud Fraction Uccle (Belgium, 50 N) KMI Brewer Izaña (Canary Islands, 28 N) IMK FTIR Vladivostok (Eastern Siberia, 43 N) M-124 INTA DOAS Atmospheric Chemistry Validation of ENVISAT ESRIN 3/7 May 2004 Page 13
14 NON OPERATIONAL ALGORITHMS GDOAS (BIRA-IASB): CALVAL + NDSC-NRT TOSOMI (KNMI): CALVAL + WOUDC Others? Atmospheric Chemistry Validation of ENVISAT ESRIN 3/7 May 2004 Page 14
15 OPERATIONAL NRT v5.01: Global View SCIAMACHY (SCI_NL 5.01) vs NRT Ground-based Total O 3 (SCIAMACHY-Ground)/Ground [%] 15 Brewer Dobson 10 FTIR GUV M SAOZ/DOAS Latitude [deg] Atmospheric Chemistry Validation of ENVISAT ESRIN 3/7 May 2004 Page 15
16 GDOAS (L1 MS 5.01) SCIAMACHY (SCI_GDOAS MS5.01) vs NRT Ground-based Total O 3 15 (SCIAMACHY-Ground)/Ground [%] Brewer Dobson FTIR GUV M-124 SAOZ/DOAS Latitude [deg] GDOAS data from M. Van Roozendael, BIRA-IASB Atmospheric Chemistry Validation of ENVISAT ESRIN 3/7 May 2004 Page 16
17 TOSOMI (2003) Courtesy E. Brinksma,KNMI Atmospheric Chemistry Validation of ENVISAT ESRIN 3/7 May 2004 Page 17
18 TOSOMI vs TOMS v8 (2003) Courtesy E. Brinksma,KNMI Atmospheric Chemistry Validation of ENVISAT ESRIN 3/7 May 2004 Page 18
19 Conclusion Operational data product Good geophysically consistency Agreement of about ±2-10% SZA dependence of 8-10% Comparable (not equal!) to GDP 2.x Cloud fraction dependence Season/latitude dependence Master Set not suitable for deeper investigation Other data products: TOSOMI & GDOAS Atmospheric Chemistry Validation of ENVISAT ESRIN 3/7 May 2004 Page 19
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