# Presentation: 662818

## SPoRT

- The Advanced Microwave Scanning Radiometer for EOS (AMSR-E)

- Utilization of AMSR-E products in SPoRT
- Frank LaFontaine
- Raytheon Information Solutions

## SPoRT 

- AMSR-E swath
- (dashed) ~1445 km

- MODIS swath
- (solid)
- ~2330 km

- AMSR-E is only onboard Aqua

## SPoRT 

- AMSR-E PERFORMANCE CHARACTERISTICS
**CENTER FREQUENCIES (GHz)****	****6.925****	****10.65****	****18.7****	****23.8****	****36.5****	****89.0 **
**BANDWIDTH (MHz)****	****	****350****	****100****	****200****	****400****	****1000****	****3000 **
**SENSITIVITY (K)****	****	****0.3****	****0.6****	****0.6****	****0.6****	****0.6****	****1.1 **
**MEAN SPATIAL RES. (km)****	****56****	****38****	****21****	****24****	****12****	****5.4**** **
**IFOV (km x km)****	****	****74 x 43****	****51 x 30****	****27 x 16****	****31 x 18****	****14 x 8****	****6 x 4 **
**SAMPLING RATE (km x km)****	****10 x 10****	****10 x 10****	****10 x 10****	****10 x 10****	****10 x 10****	****5 x 5 **
**INTEGRATION TIME (MSEC)****	****2.6****	****2.6****	****2.6****	****2.6****	****2.6****	****1.3 **
**MAIN BEAM EFFICIENCY (%)****	****95.3****	****95.0****	****96.3****	****96.4****	****95.3****	****96.0 **
**BEAMWIDTH (degrees)****	****2.2****	****1.4****	****0.8****	****0.9****	****0.4****	****0.18 **
*For more go to the MSFC AMSR-E web site -- **http://www.ghcc.msfc.nasa.gov/AMSR/instrument_descrip.html*

## SPoRT 

- Official AMSR-E Swath Products

- Product		PI	Units	Res.	Comments
- Rain Rate		(Adler, et al)	mm/hr	5 km	Instantaneous est. over land & ocean
- Convective Pct.	(Adler, et al)	    -	5 km	Instantaneous est. over land & ocean
- Wind Speed		(Wentz)	m/s	21 & 38 km	At h=10m over ocean only
- Water Vapor		(Wentz)	mm	21 km	Integrated column over ocean only
- Liquid Water		(Wentz)	mm	12 km	Integrated column over ocean only
- Sea Surface Temperature	(Wentz)	C	38 & 56 km	10 GHz and 6 GHz versions
- Soil Moisture		(Njoku)	g/cm3	25 km	At 0-1 cm, averaged to EASE-grid
- Vegetation Water	(Njoku)	kg/m2	25 km	a.k.a. Surface Roughness, avg. to EASE-grid
*These and snow/ice products are also available in daily, weekly, and monthly time scales. *

## SPoRT 

- AMSR-E Products Utilized (as of Jan 2007)

| Product | SRFO      (HUN, MIA, MOB) | SPoRT Web | Other |
| --- | --- | --- | --- |
| Rain Rate | Near Real-time | Near Real-time |  |
| Convective Percent | Near Real-time | Near Real-time |  |
| Wind Speed | Near Real-time | Near Real-time | Using 38 km version |
| Water Vapor | Near Real-time | Near Real-time |  |
| Sea Surface Temp | Near Real-time | Near Real-time | Using 38 km version |
| Soil Moisture |  | Near Real-time /
    2x per day | Swath and Composite |
| Vegetation Water &
      Cloud Water |  |  | Produced, currently not used |
|  | CONUS, Regional, and State Scales | CONUS only |  |

## SPoRT 

- Convective Percent

- Rain Rate

## SPoRT 

- Rain Rate on Regional and State Scales

## SPoRT 

- Sea Surface Temperature

- Water Vapor

## SPoRT 

- Soil Moisture Swath

- Wind Speed

## SPoRT 

- Soil Moisture Latency

- Soil Moisture3-5 day Composite

## Backup Slides

## Soil Moisture Case Study Regions

## AMSR-E Composite Soil Moisture and NCEP Stage IV Hourly Rainfall

- Time Period:  03 Dec 2006 – 03 Jan 2007Region:  SE North DakotaDomain:  (48, -100) x (46, -97)

## AMSR-E Composite Soil Moisture and NCEP Stage IV Hourly Rainfall

- Time Period:  03 Dec 2006 – 03 Jan 2007Region:  KansasDomain:  (40, -102) x (37, -96)

## AMSR-E Composite Soil Moisture and NCEP Stage IV Hourly Rainfall

- Time Period:  03 Dec 2006 – 03 Jan 2007Region:  N. MississippiDomain:  (35, -90) x (33, -88)

## AMSR-E Composite Soil Moisture and NCEP Stage IV Hourly Rainfall

- Time Period:  03 Dec 2006 – 03 Jan 2007Region:  North-Central AlabamaDomain:  (35, -87) x (34, -86)