A. Pazmino, J. P. Pommereau, F. Goutail

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Presentation transcript:

A. Pazmino, J. P. Pommereau, F. Goutail SAOZ Network A. Pazmino, J. P. Pommereau, F. Goutail OUTLINE SAOZ/CNRS in NDACC Network Data availability Mini-SAOZ Future plans NDACC UvVis WG, Brussels 9 July 2015

French SAOZ NDACC Network: operations & funding Station Configuration Operations Funding ScoresbySund PC; V1024 Nominal. No data during polar night and summer Until end of 2015 Almost secured in 2016 Zhigansk Stopped 31 August 2013. Will not be replaced -- Sodankyla Nominal Salekhard Shutter problems. It will not be upgraded Stopped. Mini-SAOZ/CAO working since 2013 OHP OHP (Mini-SAOZ) PC, V2048 Tarawa Old HP; V512 Stopped since 1999. Will not be replaced Reunion Bauru Kerguelen Rio Gallegos Dumont d’Urville Concordia Nominal. No data during polar night NDACC UvVis WG, Brussels 9 July 2015

SAOZ/CNRS: data archived in NDACC database Station 88 89 90 91 92 93 94 95 96 97 98 99 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 ScoresbySund Zhigansk Sodankyla Salekhard OHP Tarawa Reunion Bauru Kerguelen Rio Gallegos Dumont d’Urville Concordia NDACC database (consolidated data) Other databases (Real Time Data) V1: O3 & NO2 annual mean AMF RT V1 V2: O3 daily AMF & NO2 annual mean AMF RT V2 RT V3 V3: O3 & NO2 daily AMF NDACC UvVis WG, Brussels 9 July 2015

NDACC UvVis WG, Brussels 9 July 2015 SAOZ/CNRS data availability CONSOLIDATED DATA Ozone 12 CNRS NDACC stations V3 version: spectral data reprocessed following UV-Vis WG recom - O3 : daily AMF using O3 profiles climatology (Hendrick et al., 2011) - NO2 : sunrise/sunset AMF using NO2 profiles climatology (NORS) Other data-bases SAOZ web page: http://saoz.obs.uvsq.fr/ ETHER http://ether.ipsl.jussieu.fr/ WOUDC (V2 version until December 2011) NEAR REAL TIME DATA All CNRS stations in V3 SAOZ web page: http://saoz.obs.uvsq.fr/SAOZ-RT.html (daily) WOUDC (daily) ESA CAL/VAL (monthly) EU GEOMON (daily) ETHER (daily) NDACC (NORS project: OHP, Reunion_StDenis, Rio Gallegos) NDACC UvVis WG, Brussels 9 July 2015

NDACC UvVis WG, Brussels 9 July 2015 Mini-SAOZ SAOZ Miniaturized version developed at LATMOS/CNRS Two sites in France for long-term comparisons with regular SAOZ: => Guyancourt since June 2010 => OHP since September, 2011 => NDACC qualification Renewal of Roshydromet/Central Aerological Observatory ozone network 10 instruments under deployment in Russia 1 in prep for CMA Beijing NDACC UvVis WG, Brussels 9 July 2015

NDACC UvVis WG, Brussels 9 July 2015 SAOZ Mini-SAOZ NDACC UvVis WG, Brussels 9 July 2015

Mini-SAOZ/SAOZ comparisons Slant columns Fit O3: 0.95- 0.97 Fit NO2 sr: 0.95-1.02 NO2 Mini-SAOZ OZONE Mini-SAOZ SAOZ SAOZ Vertical columns 4 years at OHP Fit O3 : 0.95 Fit NO2 sr: 1.02 Pearson coefficient: O3: 0.991 NO2 sr: 0.994 NDACC UvVis WG, Brussels 9 July 2015

Mini-SAOZ’s intercomparison NO2 sunrise sunset Mini08 reference Mini01 1.01 0.991 0.998 Mini13 1 1.02 1.03 Mini14 0.992 0.995 0.984 Mini15 Mini16 0.997 Mini17 0.983 0.975 0.977 Mini18 0.982 8 Mini-SAOZ instruments have been measuring in parallel Slant columns show very good agreement: Better than 1% for ozone (except Mini #17 : 1.7%) Better than 2 % for NO2 (except Mini #17 : 2.5%) NDACC UvVis WG, Brussels 9 July 2015

NDACC UvVis WG, Brussels 9 July 2015 Future plans Progressive replacement of aging SAOZ by Mini-SAOZ when major failure First version of SAOZ / Mini-SAOZ operation manual available Report for Mini-SAOZ NDACC qualification in preparation Mini-SAOZ deployment in Arosa in Sept-Oct 2015 for long comparisons with Dobson and other instruments Mini-SAOZ installation in 2016 at 2 new sites (Maïdo in La Reunion & Seychelles) Participation in Sentinel 5 Precurssor Cal/Val for stratospheric O3 & NO2 columns. Possible participation in CINDI-2 for tropospheric NO2 columns Continuation of long-term Satellite/SAOZ comparisons for trends NDACC UvVis WG, Brussels 9 July 2015