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29 th Operational-MIRS Meeting June 12 th 2009 K. Garrett, F. Iturbide-Sanchez, C. Grassotti, and W. Chen
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Agenda Status & Overview of the 6th release of MiRS [Kevin] MiRS Operational Status[OSDPD] Review of N19 MiRS performances [Kevin] Review of F16 MiRS rainfall rate performances [Flavio] Review of MiRS Package/System/Web-site [Wanchun] Discussions [All]
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MiRS Status (1/3) Extension of MiRS to ATMS (NDE integration) –Received updated ATMS sample data from IPO, as well as resampling code from MIT Lincoln Lab (Matlab) –Resampled SDRs will be helpful (development, daily processing) –The usual steps for extension of MIRS to a new sensor (bias correction, emissivity covariance matrix)
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MiRS Status (2/3) NPP Sample ATMS TDRs (from IPO) Resampled Metop-A AMSU/MHS to ATMS frequency/geometry (code from MIT LL)
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MiRS Status (3/3) In the works (but not for the 6 th release) –Improvements to sounding (investigating Sfc P impact both in retrieval and bias correction computation) –Improvements to the rainfall rate. Training on multiple data sources (TRMM, MM5 etc) –Experimental retrieval of wind speed over ocean from emissivity catalogs
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Review Aspects We will review performances of products that are part of this release Package, New features of Web site
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MiRS 6 th Release to OSDPD MiRS DAP package to be delivered to OSDPD on June 15 th. Package tested daily on all sensors on the STAR machines (Linux). Package tested on OSDPD IBM machines as well (orbital mode). First official delivery with NOAA-19 processing capability. F16 SSMI/S hydrometeor profiles/rainfall rate retrieval. Further validation/assessments of the rainfall rate.
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Review of NOAA-19
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NOAA-19 processing capability part of delta-DAP delivered on March 23, 2009. Same product set as for NOAA-18. Similar performance relative to NWP, RAOB, TRMM, etc. as NOAA-18 for all products. No changes to MIRS components specific to NOAA-19 since delta-DAP release.
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Sounding N18/N19 vs GDAS
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TPW N18/N19 vs GDAS N19 Bias: 0.376 Stdv: 2.159 N18 Bias: 0.611 Stdv: 2.17 N18 Bias: 1.702 Stdv: 4.703 N19 Bias: 0.648 Stdv: 5.153 N19 TPW over Ocean N19 TPW over Land
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Integrated CLW Intersensor Comparison: distribution by latitude N18 vs CloudSat N19 vs CloudSat CloudSat collocation record: 02/13/2009-05/27/2009 StatN18N19 Corr:0.5740.599 Stdv:0.1230.122 Pts: 2312224318
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Rain Rate N18/N19 vs TRMM (Ocean) N19 Corr: 0.519 Stdv: 0.465 N18 Corr: 0.507 Stdv: 0.456 Collocation Record: 02/13/2009-06/09/2009 N18 RR over OceanN19 RR over Ocean
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Rain Rate N18/N19 vs TRMM (Land) N19 Corr: 0.725 Stdv: 0.733 N18 Corr: 0.522 Stdv: 0.387 N18 RR over LandN19 RR over Land Collocation Record: 02/13/2009-06/09/2009
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Review of F16 Rainfall Rate
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F16 Hydrometeor Profiles Vertical slice of rain + ice profiles along latitude 17º in the Gulf of Mexico 2009-05- 22 F16 Rainfall Rate
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