Aeolus products: An overview

Transcription

1 Aeolus products: An overview Aeolus Cal Val Workshop 10/02/2015, Rome Presented by Thomas Kanitz on behalf of the Aeolus project ESA UNCLASSIFIED For Official Use

2 Outline & Acknowledgement Aeolus products: An overview o Aeolus products Day 2, time Speaker Topic 09:30-09:50 Oliver Reitebuch L1 product & calibration 09:50-10:10 Alain Dabas Calibration processors 10:10-10:30 Jérémie Lochard Bias correction 11:30-11:50 Jos de Kloe L2B wind processor 16:00-16:20 Pauline Martinet L2A aerosol processor 2

3 Outline & Acknowledgement 3 Dorit Huber Pierre Flamant Theo Ridder Olivier Le Rille Ad Stoffelen Jos de Kloe Alain Dabas Oliver Reitebuch Michael Rennie Vincent Level Jérémie Lochard Pauline Martinet Lars Isaksen Gert-Jan Marseille Uwe Marksteiner Ines Nikolaus Erik Andersson Jon Marshall Frank de Bruin Anne Grete Straume Christophe Payan Herbert Nett Paul Poli Benjamin Witschas Fabio Buscaglione Christiane Röösli Denneulin Marc Schillinger Frederic Fabre Saedi Barstow Yoon Michael Vaughan Albert Ansmann David Tan...

4 Outline & Acknowledgement Aeolus products: An overview o Aeolus products o Coverage of Aeolus data 4

5 Aeolus products 30 Altitude, km Mie Rayleigh 0 5

6 Aeolus products Simulated Useful Rayleigh Signal Vertical bin size Altitude,m Ground echo cloud Pixel level 6

7 Aeolus products HLOS Wind Velocity (Rayleigh) Altitude,m Measurement (0.4s, 3km, 20shots) m/s Observation (12s, 90km, 600shots) 7

8 Aeolus products? Wind Velocity AISP L0 L1A L1B L2B Data preparation L2A 8

9 Aeolus products AISP L0 L1A L1B L0 Product cleaned and time ordered raw data L1A Product geo-located but unprocessed observational data fully processed housekeeping data AISP raw satellite data 9

10 Aeolus products L1B L1B Product preliminary HLOS winds processed calibrations confidence data Mie & Rayleigh useful signal profiles instrument characterization instrument settings processor input 10 More information 11/02/ :30 Oliver Reitebuch

11 Aeolus L1 instrument calibration 1/2 Description Main output DCC DCMZ IDC Dark Current Calibration Dark Current Memory Zone Instrument Defocus Characterisation Mean dark signal, noise, and nonuniformity Mean dark signal with memory zone Verify collimation of optical path with Rayleigh spot size Image Zone Dark Current Calibration 11

12 Aeolus L1 instrument calibration 1/2 Description Main output DCC DCMZ IDC Dark Current Calibration Dark Current Memory Zone Instrument Defocus Characterisation Mean dark signal, noise, and nonuniformity Mean dark signal with memory zone Verify collimation of optical path with Rayleigh spot size Image Zone Memory Zone 12 Dark Current Memory Zone

13 Aeolus L1 instrument calibration 1/2 Description Main output DCC DCMZ IDC Dark Current Calibration Dark Current Memory Zone Instrument Defocus Characterisation Mean dark signal, noise, and nonuniformity Mean dark signal with memory zone Verify collimation of optical path with Rayleigh spot size Image Zone 13 Instrument Defocus Characterisation

14 Aeolus L1 instrument calibration 2/2 Description Main output ISR Instrument Spectral Registration Spectral characterisation, tuning of receiver and laser frequencies IAT Instrument Auto Test Spectral characterisation, stability IRC Instrument Response Calibration Linearity of Mie and Rayleigh channels for internal and atmospheric path Crossover f 14 FWHM

15 Aeolus L1 instrument calibration 2/2 Description Main output ISR Instrument Spectral Registration Spectral characterisation, tuning of receiver and laser frequencies IAT Instrument Auto Test Spectral characterisation, stability IRC Instrument Response Calibration Linearity of Mie and Rayleigh channels for internal and atmospheric path v LOS 15

16 Aeolus L1 system calibration Description ZWC Zero Wind Correction HBE Harmonic Bias Estimator RDB Range Dependent Bias Main output wind vel. for the ground bin Fourier coefficients for harmonic contributors of the unknown bias Freq. shift with range from the reference range ΔZWC 16

17 Aeolus L1 system calibration Description ZWC Zero Wind Correction HBE Harmonic Bias Estimator RDB Range Dependent Bias Main output LOS wind vel. for the ground bin Fourier coefficients for harmonic contributors of the unknown bias Freq. shift with range from the reference range R1 R2 R1 < R2 θ1 < θ2 17 More information 11/02/ :10 Jérémie Lochard

18 Aeolus products L1A L1B L2B Rayleigh Brillouin Correction L2B Product final Mie and Rayleigh HLOS winds separated for cloudy and clear measurements (optional) optimized averaging length confidence data 18 More information 11/02/ :30 Jos de Kloe

19 Aeolus products Temperature & Pressure L1A L1B L2B Rayleigh Brillouin Correction 19 More information 11/02/ :50 Alain Dabas

20 Aeolus products L1A L1B L2B Cloudy/Clear Atm. Signal averaging Cloudy Altitude,m 20 Clear 90km Simulated Useful Rayleigh Signal More information 11/02/ :30 Jos de Kloe Pixel level

21 Aeolus products L1A L1B L2B in L2C out Aeolus assist. u&v wind vel. profiles 850hPa wind speed NWP model 21

22 Aeolus spin-off product L1A L1B L2B L2A L2A Spin-off Product Supplementary aerosol & cloud product Cross-talk corrected profiles of particle co-polar bsc and ext coef. confidence data 22 More information 11/02/ :00 Pauline Martinet

23 Aeolus products coverage 23

24 Aeolus products coverage o 109 orbits, repeat cycle 7d, orbit orbit <380km 24

25 Aeolus products coverage Wind profiler EARLINET 25

26 Aeolus products coverage 35 LOS Beijing 25km height 10km Δvert. 15km Δhoriz. 10km Qingdao 26

27 Thank you! MORE! Day 2 Presenter Topic 09:30 Oliver Reitebuch L1 Product & Calibration 09:50 Alain Dabas Calibration Processors 10:10 Jérémie Bias correction Lochard 11:30 Jos de Kloe L2B wind processor 16:00 Pauline Martinet Aerosol product 27

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