Site Instrumental de Recherche par Télédétection Atmosphérique Martial Haeffelin
SIRTA Instrumentation LIDAR B-scat Lidar (532, 1064) Clouds, aerosols properties 1999 Ceilometer (KNMI) Cloud, BL Height 2002 IR Doppler Lidar (10.6 mm) 3D Wind Ozone Lidar (316 nm) Ozone, aerosols 2003 Raman Lidar (355 nm) Water vapor, Profile RADAR Doppler Radar 95 GHz Cloud properties Doppler Radar 5 GHz Precipitation, 3D Wind RADIO-METER BB Radiometers Radiative Fluxes (2003 BSRN) Sun-Photometer Aerosols, water vapor IR Radiometer Brightness temperature MW Radiometer Water vapor + liquid IN-SITU Weather Pres., temp., humidity, wind Spectro-pluviometer Diameter + drop velocity Radiosonde Vertical Profiles (00, 12 UT) Sonic Anemometer Turbulent Fluxes
LD-40 CEILOMETER (KNMI)
LD-40 CEILOMETER PR2
BSRN RADIOMETRIC STATION
BSRN RADIOMETRIC STATION Direct solar irradiance (SWdir) Diffuse solar irradiance (SWdif) Total SWtot = SWdir.m + SWdif CLOUDY CLEAR CLEAR
BSRN RADIOMETRIC STATION CLOUDY Downwelling IR irradiance (LW) LWdown = LWnet + s T4 CLEAR CLEAR
SIRTA INSTRUMENT PERFORMANCE 2003 JAN MAR FEB APR
QL Level-1 Level-2 Files RASTA LNA LD40 SIRTA DATA PROCESSING, ARCHIVAL, DISSEMINATION Web access: http://sirta.lmd.polytechnique.fr/Donnees_english.php ftp access: ftp://cloudnet@perceval.lmd.polytechnique.fr (6Rus_Lid) QL Level-1 Level-2 Files RASTA Web - NRT ftp Netcdf - Hourly LNA Binary Netcdf (04/03) 1/2-hourly LD40 ASCII Netcdf (05/03) Cld base BL height Daily Daily LNA30s and RASTA10s files: additional 50 Go/yr