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OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
OMI ST Meeting introOMI ST Meeting intro
Pieternel LeveltPieternel Levelt
OMI Principal InvestigatorOMI Principal Investigator
OMI ST MeetingOMI ST Meeting
June 2006June 2006
TRopospheric composition and Air TRopospheric composition and Air Quality (TRAQ):Quality (TRAQ):
selected for ESA EOEP pre-phase Aselected for ESA EOEP pre-phase A
Pieternel Levelt, KNMIPieternel Levelt, KNMI
Claude Camy-Peyret, CNRSClaude Camy-Peyret, CNRS
OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
TROPOMI:TROPOMI: UV/VIS/SWIR instrument (trop) columns of UV/VIS/SWIR instrument (trop) columns of OO33, NO, NO22, SO, SO22, HCHO, aerosols & CO and , HCHO, aerosols & CO and
CHCH44
PI KNMI (Levelt); co-PI SRON (Aben)PI KNMI (Levelt); co-PI SRON (Aben)
SIFTI (FTIR):SIFTI (FTIR): O3, CO, CHO3, CO, CH44: trop columns and profiles : trop columns and profiles
with intelligent pointing for cloud free pixelswith intelligent pointing for cloud free pixels
PI LPMA (Camy-Peyret), co-PI SRON PI LPMA (Camy-Peyret), co-PI SRON (Aben), CMS (Lavanant)(Aben), CMS (Lavanant)
OCAPI:OCAPI: POLDER type of instrument: POLDER type of instrument: AOD, ssa, aerosol sizes and aerosol type AOD, ssa, aerosol sizes and aerosol type
PI LOA (Tanre)PI LOA (Tanre)
TRAQ Payload: inclined polar orbit:TRAQ Payload: inclined polar orbit:up to 5 overpasses a dayup to 5 overpasses a day
OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
Overview History OMIOverview History OMI ~ 1993-1996~ 1993-1996: design discussions KNMI with TNO/DS: design discussions KNMI with TNO/DS 19961996 : The Green Book (ESA WPP-123 OMI Ozone Monitoring Instrument for Metop) : The Green Book (ESA WPP-123 OMI Ozone Monitoring Instrument for Metop) 19961996 : OMI was not selected for Metop series EUMETSAT : OMI was not selected for Metop series EUMETSAT 1997:1997:
June/July : Meeting in Washington DC June/July : Meeting in Washington DC August : Aura Meeting in Boulder, CO August : Aura Meeting in Boulder, CO
1998:1998: January: NASA-KNMI-NIVR Meeting at KNMI January: NASA-KNMI-NIVR Meeting at KNMI Februari/March: request of NASA to NIVR for national contribution OMI to NASA’s space craft EOS Februari/March: request of NASA to NIVR for national contribution OMI to NASA’s space craft EOS
CHEMCHEM Finland is requested also to participateFinland is requested also to participate March 31: Minister of Economical Affairs (Wijers) decided positiveMarch 31: Minister of Economical Affairs (Wijers) decided positive April 1: Formal request of NIVR to KNMI for PI shipApril 1: Formal request of NIVR to KNMI for PI ship June 29: KNMI appoints PI June 29: KNMI appoints PI June 30: PI goes on pregnancy leave June 30: PI goes on pregnancy leave August: Noordhoek is appointed as scientific secretaryAugust: Noordhoek is appointed as scientific secretary
OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
Overview History OMIOverview History OMI
1998:1998: November 2: November 2:
OMI team: Levelt & NoordhoekOMI team: Levelt & Noordhoek 5000 pages PDR5000 pages PDR
December 2,3,4: PDR: RID’s instrument req. formulatedDecember 2,3,4: PDR: RID’s instrument req. formulated April: van den Oord and Veefkind join the team: 4 fteApril: van den Oord and Veefkind join the team: 4 fte October/November : Dutch OMI team increases to 10 fteOctober/November : Dutch OMI team increases to 10 fte Hilsenrath represents NASA as OMI co-PI Hilsenrath represents NASA as OMI co-PI OSAB is formedOSAB is formed
1999:1999: December: CDR (8000 pages): requirements discussionDecember: CDR (8000 pages): requirements discussion January-February: Implementation paper consensus on req.January-February: Implementation paper consensus on req. Algorithm development startedAlgorithm development started Design Ground segment (ODPS and NRT) startedDesign Ground segment (ODPS and NRT) started Hilsenrath represents NASA as OMI co-PI in the OSABHilsenrath represents NASA as OMI co-PI in the OSAB
OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
Overview History OMIOverview History OMI 2000:2000:
January: MoU NASA-NIVR meeting which lead to final MoU January: MoU NASA-NIVR meeting which lead to final MoU Half 2000- end 2000: Selection of US team and US team leaderHalf 2000- end 2000: Selection of US team and US team leader
1999/2000/2001:1999/2000/2001: OMI manufacturing and performance testingOMI manufacturing and performance testing
Several NIVR and NASA reviews Several NIVR and NASA reviews Operational schedule: severe adjustmentOperational schedule: severe adjustment Dutch OMI team increases from 10 to 15 fteDutch OMI team increases from 10 to 15 fte
2002: 2002: Calibration: under discussionCalibration: under discussion
Several NIVR and NASA reviewsSeveral NIVR and NASA reviews November 2002: OMI first instrument to be delivered to NASA, limited November 2002: OMI first instrument to be delivered to NASA, limited
calibrationcalibration Start of validation planningStart of validation planning
OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
Overview History OMIOverview History OMI 2003:2003:
Several OMI calibration reviews for key data base Several OMI calibration reviews for key data base Intensive Ground segment and operations testing Intensive Ground segment and operations testing Delivery operational software (O3, O2-O2 and NO2)Delivery operational software (O3, O2-O2 and NO2) April 2003: Dutch OMI ST is reviewed by intern. committee: positive!April 2003: Dutch OMI ST is reviewed by intern. committee: positive! Last version of JPIP is exchangedLast version of JPIP is exchanged
2004:2004: Recovery plan for calibration (March – July 2004): 10 fteRecovery plan for calibration (March – July 2004): 10 fte Severe adjustment operational schedule (dark side) for in-flight calibration Severe adjustment operational schedule (dark side) for in-flight calibration
measurementsmeasurements July 15 : LaunchJuly 15 : Launch LEO phase (4 fte): 10 days up (USA) – 10 days down (Holland)LEO phase (4 fte): 10 days up (USA) – 10 days down (Holland) OMI team extends to ~ 25-30 fteOMI team extends to ~ 25-30 fte
T. Boer/Boeing
OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
2004-2005:2004-2005: Extensive effort on in-flight calibration/level 1b/TMCF (6 –10 fte): external personnel hiredExtensive effort on in-flight calibration/level 1b/TMCF (6 –10 fte): external personnel hired
Errors for on-ground calibrationErrors for on-ground calibration CCD dark current (stripes)CCD dark current (stripes)
Ground segment (3 fte)Ground segment (3 fte) Operations (4 – 2,5 fte): external personnel hiredOperations (4 – 2,5 fte): external personnel hired Improvement level 2 algorithms (2 fte)Improvement level 2 algorithms (2 fte) Validation (2 fte) Validation (2 fte)
2006:2006: size OMI team : ~15 fte (+ 4 external) size OMI team : ~15 fte (+ 4 external) In-flight cal/level1b/TMCF (7 fte): of which external personnel hired (3)In-flight cal/level1b/TMCF (7 fte): of which external personnel hired (3)
Time-dependent OPFTime-dependent OPF Improvement key data base using in-flight Improvement key data base using in-flight calibration measurementscalibration measurements
Ground segment (2 fte)Ground segment (2 fte) Operations (2,5 fte): external personnel hiredOperations (2,5 fte): external personnel hired Improvement level 2 algorithms (3 fte)Improvement level 2 algorithms (3 fte) Validation (3 fte)Validation (3 fte)
Overview History OMIOverview History OMI
OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
OMI Project Status (1)OMI Project Status (1)
OperationsOperations OMI operations is almost flawlessOMI operations is almost flawless Since Launch (July 15, 2004) only 4 days of data lossSince Launch (July 15, 2004) only 4 days of data loss FMM issue is off the tableFMM issue is off the table
In-flight CalibrationIn-flight Calibration OMI in-flight calibration program to recover from the on-ground calibration OMI in-flight calibration program to recover from the on-ground calibration
limited program will be 90 % finished at the end of 2006limited program will be 90 % finished at the end of 2006 Dark current correction of the CCD (causing stripes in the data products) Dark current correction of the CCD (causing stripes in the data products)
will be corrected for in the next release of the level 1b softwarewill be corrected for in the next release of the level 1b software Level 1b product planned public release is planned in November 2006 (ECS Level 1b product planned public release is planned in November 2006 (ECS
3 collection)-gradual release of data.3 collection)-gradual release of data. Data productsData products
All data products have been provisional released (except O3 profile)All data products have been provisional released (except O3 profile) 4 data products are public released4 data products are public released All data products will be public released this yearAll data products will be public released this year
OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
OMI Project Status (2)OMI Project Status (2) Validation: extensive validation program:Validation: extensive validation program:
NASA aircraft campaignsNASA aircraft campaigns ESA/NIVR/KNMI AOESA/NIVR/KNMI AO NASA NRANASA NRA
Ground systemGround system SIPS and ODPS performance is as expectedSIPS and ODPS performance is as expected NRT system O3 and NO2 since January 2006:NRT system O3 and NO2 since January 2006:O3 data to NOAA and ECMWF; NO2 at KNMI websiteO3 data to NOAA and ECMWF; NO2 at KNMI website VFD system is operational since March 2006VFD system is operational since March 2006 Reprocessing for ECS collection 3 will start in Nov. 2006Reprocessing for ECS collection 3 will start in Nov. 2006
Bert van den Oord : to R&D Infrastructure (division head)Bert van den Oord : to R&D Infrastructure (division head) Pepijn Veefkind from now on deputy-PIPepijn Veefkind from now on deputy-PI Marcel Dobber from now on instrument Marcel Dobber from now on instrument Jacques Claas will be responsible for Jacques Claas will be responsible for ground segment from September 1 (and operations)ground segment from September 1 (and operations)
NRT images OMI NO2 June 18 (Sunday) and June 19 (Monday)KNMI TEMIS and OMI websites; van der A, Boersma, Eskes, Veefkind
OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
OMI HighlightsOMI Highlights2004, 2005 and 2006:2004, 2005 and 2006:
OMI is one big highlight!OMI is one big highlight!
OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
First OMI data delivered to IPCCFirst OMI data delivered to IPCCOMI data used in WMO Antarctic O3 report, 2005/2006 winterOMI data used in WMO Antarctic O3 report, 2005/2006 winter
Average column ozone pole ward Average column ozone pole ward of 63 latitude in the springtime of of 63 latitude in the springtime of each hemisphere (March for the NH each hemisphere (March for the NH and October for the SH), in Dobson and October for the SH), in Dobson units, based on data from various units, based on data from various satellite instruments as indicated. satellite instruments as indicated. Data point from the Ozone Data point from the Ozone Monitoring Instrument (OMI) is Monitoring Instrument (OMI) is preliminary. Figure is updated preliminary. Figure is updated from Newman et al. (1997) from Newman et al. (1997)
IPCC/TEAP Special Report: Safeguarding the ozone layer and the global IPCC/TEAP Special Report: Safeguarding the ozone layer and the global climate system: climate system: Issues related to the hydrofluorocarbons and Issues related to the hydrofluorocarbons and perfluorocarbons, Summary for Policy Makersperfluorocarbons, Summary for Policy Makers, WMO/UNEP, 2005. , WMO/UNEP, 2005.
OMI data delivered to IPCCOMI data delivered to IPCC
OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
OMI’s view of KatrinaOMI’s view of KatrinaOMI reflectivity
OMI cloud pressure:O2-O2 DOASRetrieval; senses deeper in cloud than Raman
Sneep, de Haan, Stammes et al.
OMI effective cloud pressure: UV channels sensitive to Raman scattering see through high cirrus to lower water clouds with band structure
Joanna,Vassilkov et al., GRL, 2006
Veefkind, ThursdaySneep , poster Wednesday
OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
OMI NO2 Images for April 15, 2004Glaeson , Veefkind et al. ,
0 20.e15molecules/cm2
Saturday 15 October Sunday 16 October Monday 17 October
OMI NRT NO2; Veefkind, Eskes, Boersma. Van der A, KNMI
OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
AerosolAerosol
19 June 2005
Figures: Pepijn Veefkind, KNMI
Veefkind, Curier, De Leeuw, KNMI and TNO-FEL
Torres, NASA GSFC
Multiwavelength algorithmUV algorithm
OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
CHO-CHO, HCHO, BrOCHO-CHO, HCHO, BrO
Figure: Thomas Kurosu, Smithsonian Astrophysical Observatory, Boston, USA
Kurosu and Chance, Harvard
OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
Ambrym (Vanuatu) SOAmbrym (Vanuatu) SO22 plume plume
Feb 20, 2005: aviation controlFeb 20, 2005: aviation control
Clouds
Clouds
OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
Tropospheric Ozone (scientific product)Tropospheric Ozone (scientific product)
MLS/OMI tropospheric ozone,Monthly average July and October 2005, Ziemke et al., JGR 2006
Trop.Ozone cloud slicing method, Ziemke et al.
24 and 28 June 2005
OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
UV VFD Sodankyla :erythemal doseUV VFD Sodankyla :erythemal dose 19-06-19-06-20062006
OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
Agenda Tuesday morningAgenda Tuesday morning
Day 1Day 1 Tuesday 20 June 2006 Tuesday 20 June 2006 (09:00 – 18:00 hours)(09:00 – 18:00 hours)
08:45 – 09:1508:45 – 09:15 Registration and CoffeeRegistration and Coffee
09:15 – 09:2509:15 – 09:25 Opening Opening Brouwer KNMI & CarpayNIVRBrouwer KNMI & CarpayNIVR
09:25 – 09:4009:25 – 09:40 General comments on OMI and EOS-Aura General comments on OMI and EOS-Aura LeveltLevelt
09:40 – 10:0009:40 – 10:00 Overview OperationsOverview Operations ClaasClaas
10:00 – 10:3010:00 – 10:30 Overview Calibration/Performance OMI Dobber / JarossOverview Calibration/Performance OMI Dobber / Jaross
10:30 – 10:4510:30 – 10:45 Tea & CoffeeTea & Coffee
10:45 – 11:3010:45 – 11:30 Overview (re)processing, ECS 3 and time-dependent OPF Overview (re)processing, ECS 3 and time-dependent OPF Van den Oord / HopkinsVan den Oord / Hopkins
11:30 – 12:3011:30 – 12:30 Calibration & Algorithm joint WG mtgCalibration & Algorithm joint WG mtg
Data systems WG meetingData systems WG meeting
12:30 – 13:3012:30 – 13:30 LunchLunch Location:Location: HallwayHallway
OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
Agenda Tuesday afternoonAgenda Tuesday afternoon
Day 1Day 1 Tuesday 20 June 2006 Tuesday 20 June 2006 (09:00 – 18:00 hours)(09:00 – 18:00 hours)
13:30 – 14:3013:30 – 14:30 Calibration & Algorithm joint WG mtgCalibration & Algorithm joint WG mtg
Data systems WG meeting (continued)Data systems WG meeting (continued)
14:30 – 15:00 14:30 – 15:00 Cal. & Alg. & DS joint WG meetingCal. & Alg. & DS joint WG meeting
15:00 – 15:1515:00 – 15:15 RefreshmentsRefreshments
15:15 – 18:00 15:15 – 18:00 Calibration WG meetingCalibration WG meeting
Executive Committee MeetingExecutive Committee Meeting
18:0018:00 CloseClose
OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
Agenda WednesdayAgenda WednesdayDay 2Day 2 Wednesday 20 June 2006 (09:00 – 18:00 hours)Wednesday 20 June 2006 (09:00 – 18:00 hours)09:00 – 11:0009:00 – 11:00 Workshop on Cloud EffectsWorkshop on Cloud Effects
Calibration WG mtg (continued)Calibration WG mtg (continued)Workshop on AerosolsWorkshop on Aerosols
10:15 – 10:2010:15 – 10:20 Quick in between breakQuick in between breakLocation:Location: Served in Hallway, consume in meeting roomsServed in Hallway, consume in meeting rooms
11: 00 – 12:1511: 00 – 12:15 Workshop on NOWorkshop on NO22
Workshop on UVB productWorkshop on UVB productInformal Meetings Informal Meetings
12:15 – 13:1512:15 – 13:15 LunchLunch13:15 – 14:4513:15 – 14:45 Workshop on Ozone ProductsWorkshop on Ozone Products
Workshop on SOWorkshop on SO22
Informal Meetings possible in:Informal Meetings possible in:14:45 – 15:0014:45 – 15:00 RefreshmentsRefreshments Location:Location: HallwayHallway15:00 – 16:0015:00 – 16:00 L L2G/L3 Product Discussion2G/L3 Product Discussion
Workshop on SOWorkshop on SO22 (continued) (continued)
16:00–18:00Core Group Summary, Discussion and Outlook Meeting (16:00–18:00Core Group Summary, Discussion and Outlook Meeting (NOTE: For OMI Science Team members NOTE: For OMI Science Team members onlyonly))
OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
Agenda Wednesday Discussion MeetingAgenda Wednesday Discussion Meeting
Impressions about the overall performance of the International OMI Science Impressions about the overall performance of the International OMI Science team (what has worked well, what has not)team (what has worked well, what has not)
Issues Issues Near-term priorities for OMI (co-operation and research subjects)Near-term priorities for OMI (co-operation and research subjects) Upcoming eventsUpcoming events
Aura ST Meeting - DouglasAura ST Meeting - Douglas Validation Special Issue – SchoeberlValidation Special Issue – Schoeberl Fall AGUFall AGU Aura ST recompetition – Hilsenrath, SchoeberlAura ST recompetition – Hilsenrath, Schoeberl
OMI solar cal operations:needed?OMI solar cal operations:needed? Onderwerp Maarten ????Onderwerp Maarten ????
OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
Agenda ThursdayAgenda ThursdayDay 3Day 3 Thursday 22 June 2006 Thursday 22 June 2006 (09:00 – 18:00 hours) (09:00 – 18:00 hours) 09:00 – 09:3009:00 – 09:30 Overview talk on Aura Overview talk on Aura M. Schoeberl / A. DouglassM. Schoeberl / A. Douglass09:30 – 09:5509:30 – 09:55 Overview OMI Overview OMI P.F. LeveltP.F. Levelt 09:55 – 10:1509:55 – 10:15 Wrap-up Workshops Wrap-up Workshops 10:15 – 10:3010:15 – 10:30 Tea & CoffeeTea & Coffee Location:Location: HallwayHallway10:30 – 11:4010:30 – 11:40 Wrap-up Workshops (continued) Wrap-up Workshops (continued) 11:40 – 12:00 11:40 – 12:00 improved Tropospheric Ozone from OMI-MLS Differences improved Tropospheric Ozone from OMI-MLS Differences
M. SchoeberlM. Schoeberl 12:00 – 13:0012:00 – 13:00 LunchLunch Location:Location: HallwayHallway13:00 – 13:2013:00 – 13:20 OMI validation by ground based remote sensing: ozone columns OMI validation by ground based remote sensing: ozone columns
and atmospheric profiles and atmospheric profiles A. Shavrina : not presentA. Shavrina : not present13:00 – 13:2013:00 – 13:20 Validation of OMI total ozone using ground-based Validation of OMI total ozone using ground-based
Brewer observations Brewer observations D. Balis D. Balis
13:20 – 13:4013:20 – 13:40 OMI DOAS and TOMS O OMI DOAS and TOMS O33 validation status and TOMS DOAS validation status and TOMS DOAS algorithm comparisons algorithm comparisons M. Kroon M. Kroon
13:40 – 14:0013:40 – 14:00 Validation of OMI products over Europe with ground-based UV Validation of OMI products over Europe with ground-based UV instruments instruments P. Weihs P. Weihs
14:00 – 14:2014:00 – 14:20 Validation of the OMI surface UV irradiance products, and Finnish Validation of the OMI surface UV irradiance products, and Finnish contribution to validation of the OMI ozone profile productscontribution to validation of the OMI ozone profile products A. TanskanenA. Tanskanen
OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
Agenda ThursdayAgenda ThursdayDay 3Day 3 Thursday 22 June 2006 Thursday 22 June 2006 (09:00 – 18:00 hours)(09:00 – 18:00 hours)14:20–14:40 O14:20–14:40 OMI aerosols validation status and Torres-Veefkind aerosol MI aerosols validation status and Torres-Veefkind aerosol
algorithm comparisons algorithm comparisons C.J. BraakC.J. Braak
14:40 – 15:0014:40 – 15:00 Validation of the OMI O Validation of the OMI O22-O-O22 cloud product using MODIS/Aqua cloud product using MODIS/Aqua M. SneepM. Sneep
15:00 – 15:2015:00 – 15:20 RefreshmentsRefreshments Location:Location: HallwayHallway15:20 – 15:4015:20 – 15:40 St Status Aura Validation Data Center atus Aura Validation Data Center B.R. Bojkov B.R. Bojkov 15:40 – 16:0015:40 – 16:00 Calibration and validation of OMI measurements using a numerical Calibration and validation of OMI measurements using a numerical
weather prediction assimilation system weather prediction assimilation system S. MiglioriniS. Migliorini
16:00 – 16:2016:00 – 16:20 Validation of tropospheric NO Validation of tropospheric NO22 measurements from OMI measurements from OMI
in urban and suburban sites in the UK in urban and suburban sites in the UK L. KramerL. Kramer
16:20 – 16:4016:20 – 16:40 OMI NO OMI NO22 validation status and NO validation status and NO
22 profile influence profile influence E.J.BrinksmaE.J.Brinksma
16:40 – 17:0016:40 – 17:00 Validation of Aura OMI O3 and NO Validation of Aura OMI O3 and NO22 columns columns J.C. LambertJ.C. Lambert
17:00 – 17:2017:00 – 17:20 Validation of Aura OMI trace gas products Validation of Aura OMI trace gas products RoozendaelRoozendael17:20 – 17:4017:20 – 17:40 GLOBE validation of Aerosols GLOBE validation of Aerosols E.J.Brinksma E.J.Brinksma
OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
Status of OMI Data ProductsStatus of OMI Data Products
ProductProduct Provisional Provisional releaserelease
Validated Stage 1 Validated Stage 1 release (Public)release (Public)
Validation Validation StatusStatus
- Level 1B- Level 1B June 2006June 2006 November 2006November 2006
- Total Column Ozone (TOMS)- Total Column Ozone (TOMS) ReleasedReleased ReleasedReleased
- Total Column Ozone (DOAS)- Total Column Ozone (DOAS) ReleasedReleased ReleasedReleased
- Aerosol- Aerosol11 ReleasedReleased May 2006May 2006
- NO- NO22 total and trop. column total and trop. column ReleasedReleased May 2006May 2006
- Cloud Height (O2-O2)- Cloud Height (O2-O2) ReleasedReleased ReleasedReleased
- Cloud Height (Raman)- Cloud Height (Raman) ReleasedReleased ReleasedReleased
- Surface UVB- Surface UVB ReleasedReleased May 2006May 2006
- HCHO- HCHO ReleasedReleased August 2006August 2006
- SO- SO22 ReleasedReleased August 2006August 2006
- BrO- BrO ReleasedReleased August 2006August 2006
- OClO- OClO ReleasedReleased November 2006November 2006
- O- O33 Profile Profile June 2006June 2006 November 2006November 2006
OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
BackupBackup
OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
TRAQ Science ObjectivesTRAQ Science Objectives
How fast is air quality changing on a global and regional How fast is air quality changing on a global and regional scale?scale?
What is the strength and distribution of the sources and What is the strength and distribution of the sources and sinks of trace gases and aerosols influencing air quality?sinks of trace gases and aerosols influencing air quality?
What is the role of tropospheric composition in global What is the role of tropospheric composition in global change?change? IMG Boundary layer CO
(Barret et al., ACPD, accepted)OMI NRT trop NO2, KNMI
OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
Future satellites: Future satellites: TRAQ: a satellite dedicated to Air TRAQ: a satellite dedicated to Air
QualityQuality
Surface
•TROPOMI•OCAPI•SIFTI
OMI ST Meeting, KNMI, June 2006
Dr. P.F. Levelt, KNMI
OCAPI
TROPOMI
SIFTI
TMTHD
MASS MEMORY
CRYOCOOLERS
TMI ANTENA
TMTC ANTENA
LAUNCHER INTERFACE RING
TRAQ SatelliteTRAQ Satellite