1 Thomas Blumenstock, NDACC-IRWG, May 12 – 14, 2008 KIT – die Kooperation von Forschungszentrum Karlsruhe GmbH und Universität Karlsruhe (TH) Kiruna site report FTIR group Karlsruhe: Matthias Schneider, Isabell Kramer, Thomas Blumenstock, Sabine Barthlott, Frank Hase Regina Kohlhepp, Ieda Pscheidt & Uwe Raffalski, IRF Kiruna + 2 PhD students: Regina Kohlhepp Ieda Pscheidt

2 Thomas Blumenstock, NDACC-IRWG, May 12 – 14, 2008 KIT – die Kooperation von Forschungszentrum Karlsruhe GmbH und Universität Karlsruhe (TH) Kiruna site report FTIR group Karlsruhe: Matthias Schneider, Isabell Kramer, Thomas Blumenstock, Sabine Barthlott, Frank Hase Regina Kohlhepp, Ieda Pscheidt & Uwe Raffalski, IRF Kiruna

KIT – die Kooperation von Forschungszentrum Karlsruhe GmbH und Universität Karlsruhe (TH) 3 Thomas Blumenstock, NDACC-IRWG, May 12 – 14, 2008 Since March 1996 in operation Regular cell measurements from the beginning Since July 2004 operated with remote control Upgrade from 120HR to 125HR in July New scanner motor failed 2x: June 2008 & May 2009! In days of observation day of observation on October 15, 2008! Kiruna site report During upgrade to 125 HR

KIT – die Kooperation von Forschungszentrum Karlsruhe GmbH und Universität Karlsruhe (TH) 4 Thomas Blumenstock, NDACC-IRWG, May 12 – 14, 2008 PIs & Co-Is: Frank Hase, Thomas Blumenstock, IMK-ASF, Forschungszentrum Karlsruhe, GER; Uwe Raffalski, IRF Kiruna, S; Yutaka Matsumi, Nagoya Univ., J Data analysis: LINEFIT & PROFFIT 9.5 Data base: From the beginning (1996) until the end of Now waiting for new data format (HDF)!? Kiruna site report After upgrade in 2007

KIT – die Kooperation von Forschungszentrum Karlsruhe GmbH und Universität Karlsruhe (TH) 5 Thomas Blumenstock, NDACC-IRWG, May 12 – 14, 2008 Schneider, M. and F. Hase: Improving spectroscopic line parameters by means of atmospheric spectra: Theory and example for water vapor and solar absorption spectra, JQSRT, DOI: /j.jqsrt , Payan, S. et al.: Validation of version-4.61 methane and nitrous oxide observed by MIPAS, ACP, Vol. 9, , SRef-ID: /acp/ , Gardiner, T. et al.: Trend analysis of greenhouse gases over Europe measured by a network of ground-based remote FTIR instruments, ACP, Vol. 8, , SRef-ID: /acp/ , Vigouroux, C. et al.: Evaluation of tropospheric and stratospheric ozone trends over Western Europe from ground-based FTIR network observations, ACP, Vol. 8, , SRef-ID: /acp/ , Frankenberg, C., T. Warneke, A. Butz, I. Aben, F. Hase, P. Spietz, and L. R. Brown: Pressure broadening in the 2nue3 band of methane and its implication on atmospheric retrievals, ACP, Vol. 8, , SRef-ID: /acp/ , Mikuteit, S.: Trendbestimmung stratosphärischer Spurengase mit Hilfe bodengebundener FTIR-Messungen, Dissertation, FZK Report No. 7385, Publications I UFTIR Ph. D.

KIT – die Kooperation von Forschungszentrum Karlsruhe GmbH und Universität Karlsruhe (TH) 6 Thomas Blumenstock, NDACC-IRWG, May 12 – 14, 2008 Strong, K. et al.: Validation of ACE-FTS N2O measurements. Mahieu, E. et al.: Validation of ACE-FTS v2.2 measurements of HCl, HF, CCl3F and CCl2F2 using space-, balloon- and ground-based instrument observations. Kerzenmacher, T. et al.: Validation of NO2 and NO from the Atmospheric Chemistry Experiment (ACE). Dupuy, E. et al.: Validation of ozone measurements from the Atmospheric Chemistry Experiment (ACE). Wolff, M. A. et al.: Validation of HNO3, ClONO2, and N2O5 from the Atmospheric Chemistry Experiment Fourier Transform Spectrometer (ACE-FTS). De Mazière, M. et al.: Validation of ACE-FTS v2.2 methane profiles from the upper troposphere to lower mesosphere. Clerbaux, C. et al.: CO measurements from the ACE-FTS satellite instrument: data analysis and validation using ground-based, airborne and spaceborne observations. Publications II ACP special issue ‚ACE validation‘

KIT – die Kooperation von Forschungszentrum Karlsruhe GmbH und Universität Karlsruhe (TH) 7 Thomas Blumenstock, NDACC-IRWG, May 12 – 14, 2008 ILS of Bruker 125HR LINEFIT simple fit results Mod. eff Phase err e-3 Hbr cell #09 14 HBr lines ILS is good

KIT – die Kooperation von Forschungszentrum Karlsruhe GmbH und Universität Karlsruhe (TH) 8 Thomas Blumenstock, NDACC-IRWG, May 12 – 14, 2008 Kiruna – HCl  SLIMCAT>FTIR  KASIMA <FTIR  Run of the curve is captured well Slimcat data courtesy M. Chipperfield, KASIMA data by R. Ruhnke et al.

KIT – die Kooperation von Forschungszentrum Karlsruhe GmbH und Universität Karlsruhe (TH) 9 Thomas Blumenstock, NDACC-IRWG, May 12 – 14, 2008 Kiruna – ClONO 2  SLIMCAT>FTIR  KASIMA ~FTIR  Run of the curve is captured well S. Barthlott et al., EGU 2009

KIT – die Kooperation von Forschungszentrum Karlsruhe GmbH und Universität Karlsruhe (TH) 10 Thomas Blumenstock, NDACC-IRWG, May 12 – 14, 2008 Kiruna – Cl reservoir ratio Zoom in minima FTIR: HCl: ~ %/a ClONO 2 : ~ - 4%/a S. Mikuteit, Dissertation, 2008

KIT – die Kooperation von Forschungszentrum Karlsruhe GmbH und Universität Karlsruhe (TH) 11 Thomas Blumenstock, NDACC-IRWG, May 12 – 14, 2008  SLIMCAT minima~constant  KASIMA & FTIR minima decrease: CLONO 2 > HCl negative trend Kiruna – Cl reservoir ratio

KIT – die Kooperation von Forschungszentrum Karlsruhe GmbH und Universität Karlsruhe (TH) 12 Thomas Blumenstock, NDACC-IRWG, May 12 – 14, 2008 Number of measurement days during 2007: 92 Remote control has been implemented in July 2004, Upgrade to 125HR implemented in July Scanner breakdown in June 2008 & May 2009 Regular HBr cell measurements - good ILS Data up to the end of 2007 on the data base Involved in several EU and satellite validation projects Trend analysis Kiruna site report - Summary

13 Thomas Blumenstock, NDACC-IRWG, May 12 – 14, 2008 KIT – die Kooperation von Forschungszentrum Karlsruhe GmbH und Universität Karlsruhe (TH) Kiruna Izaña Addis Ababa in prep. Addis Ababa in prep. FTIR family is increasing: Kiruna‘89 Izaña‘99 Addis‘09 Karlsruhe ’09? Karlsruhe in prep. Karlsruhe in prep. Addis Ababa site report

KIT – die Kooperation von Forschungszentrum Karlsruhe GmbH und Universität Karlsruhe (TH) 14 Thomas Blumenstock, NDACC-IRWG, May 12 – 14, 2008 Addis Ababa, Ethiopia, 8° 59' N, 38° 48' E, 2324 m a.s.l. Tropical site Mean meteorological data: Jan.Feb.Mar.Apr.MayJun e JulyAug. Sep. Oct.Nov.Dec. Max. (°C) Min. (°C) Raindays (d) Precipitation (mm) Sunshine hours (h) Addis Ababa site report

KIT – die Kooperation von Forschungszentrum Karlsruhe GmbH und Universität Karlsruhe (TH) 15 Thomas Blumenstock, NDACC-IRWG, May 12 – 14, 2008 Ethiopia Addis Ababa, 9° N, 39° O Addis Ababa site report

KIT – die Kooperation von Forschungszentrum Karlsruhe GmbH und Universität Karlsruhe (TH) 16 Thomas Blumenstock, NDACC-IRWG, May 12 – 14, 2008 Addis Abeba Addis Ababa site report

KIT – die Kooperation von Forschungszentrum Karlsruhe GmbH und Universität Karlsruhe (TH) 17 Thomas Blumenstock, NDACC-IRWG, May 12 – 14, 2008

KIT – die Kooperation von Forschungszentrum Karlsruhe GmbH und Universität Karlsruhe (TH) 18 Thomas Blumenstock, NDACC-IRWG, May 12 – 14, 2008

KIT – die Kooperation von Forschungszentrum Karlsruhe GmbH und Universität Karlsruhe (TH) 19 Thomas Blumenstock, NDACC-IRWG, May 12 – 14, 2008

KIT – die Kooperation von Forschungszentrum Karlsruhe GmbH und Universität Karlsruhe (TH) 20 Thomas Blumenstock, NDACC-IRWG, May 12 – 14, 2008

KIT – die Kooperation von Forschungszentrum Karlsruhe GmbH und Universität Karlsruhe (TH) 21 Thomas Blumenstock, NDACC-IRWG, May 12 – 14, 2008 Status of the project: Collaboration with Dr. Gizaw Mengistu Tsidu, Addis Ababa Univ. Visit in May 2009: Spectrometer (Bruker 125M) installed First measurements made in May 2009 (InSb only) Rain season: InSb detector only, NDACC filters # 1-5 Students trained: Milkessa Homa, Gezahegn Sufa, Kassahun Ture Addis Ababa site report

KIT – die Kooperation von Forschungszentrum Karlsruhe GmbH und Universität Karlsruhe (TH) 22 Thomas Blumenstock, NDACC-IRWG, May 12 – 14, 2008 ILS of Bruker 125M in Addis Hbr cell #37 14 HBr lines ILS is good

KIT – die Kooperation von Forschungszentrum Karlsruhe GmbH und Universität Karlsruhe (TH) 23 Thomas Blumenstock, NDACC-IRWG, May 12 – 14, 2008 ILS of Bruker 125M in Addis spectral resolution is cm -1 LINEFIT simple fit results Mod. eff Phase err. -2.8e-3

KIT – die Kooperation von Forschungszentrum Karlsruhe GmbH und Universität Karlsruhe (TH) 24 Thomas Blumenstock, NDACC-IRWG, May 12 – 14, 2008 Solar spectra: Addis Ababa site report

KIT – die Kooperation von Forschungszentrum Karlsruhe GmbH und Universität Karlsruhe (TH) 25 Thomas Blumenstock, NDACC-IRWG, May 12 – 14, 2008 University Campus, 9°N, 39°O, 2400 m Addis Ababa site report Thomas Blumenstock, Gizaw Mengistu, Frank Hase, Milkessa Homa, Gezahegn Sufa, Kassahun Ture Outlook: InSb mesasurements during rain season After rain season next visit: MCT branch also improving the alignment of the solar tracker continuous operation

KIT – die Kooperation von Forschungszentrum Karlsruhe GmbH und Universität Karlsruhe (TH) 26 Thomas Blumenstock, NDACC-IRWG, May 12 – 14, 2008  Site is in preparation on the campus of Forschungszentrum Karlsruhe  Fills the gap between Orleans and Bialystock sites  Flat topography (favourable for satellite valid.)  Meteorological tower at site (200 m) Karlsruhe

KIT – die Kooperation von Forschungszentrum Karlsruhe GmbH und Universität Karlsruhe (TH) 27 Thomas Blumenstock, NDACC-IRWG, May 12 – 14, 2008  Impres Container  Model ‚Bremen‘  Bruker 125 HR  BS: CaF 2  InGaAs  InSb  Start in 2009  Validation with airborne in-situ in Sept Karlsruhe I. Pscheidt, F. Hase, T. Blumenstock

KIT – die Kooperation von Forschungszentrum Karlsruhe GmbH und Universität Karlsruhe (TH) 28 Thomas Blumenstock, NDACC-IRWG, May 12 – 14, 2008 Wenguang Bai, Dr. Peng Zhang National Satellite Meteorological Center Beijing, China Bruker 120M in Beijing since 10 years Atmospheric observations started recently visited us in April 2009 to learn PROFFIT (F. Hase) visit at Bruker (A. Keens, G. Surawicz) improve spectra Cooperation with China