1. Site Instrumental de Recherche par Télédétection Atmosphérique
Martial Haeffelin

2. 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

3. LD-40 CEILOMETER (KNMI)

4. LD-40 CEILOMETER
PR2

5. BSRN RADIOMETRIC STATION

6. BSRN RADIOMETRIC STATION
Direct solar irradiance (SWdir)
Diffuse solar irradiance (SWdif)
Total SWtot = SWdir.m + SWdif
CLOUDY
CLEAR
CLEAR

7. BSRN RADIOMETRIC STATION
CLOUDY
Downwelling IR irradiance (LW)
LWdown = LWnet + s T4
CLEAR
CLEAR

8. SIRTA INSTRUMENT PERFORMANCE
2003
JAN
MAR
FEB
APR

9. QL Level-1 Level-2 Files RASTA LNA LD40
SIRTA DATA PROCESSING, ARCHIVAL, DISSEMINATION
Web access:
ftp access:
(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