DOC PREVIEW
CU-Boulder GEOG 5093 - NOAA‐AVHRR 
Surface
 Temperature


This preview shows page 1-2-3-4-5-6 out of 19 pages.

Save
View full document
View full document
Premium Document
Do you want full access? Go Premium and unlock all 19 pages.
Access to all documents
Download any document
Ad free experience
View full document
Premium Document
Do you want full access? Go Premium and unlock all 19 pages.
Access to all documents
Download any document
Ad free experience
View full document
Premium Document
Do you want full access? Go Premium and unlock all 19 pages.
Access to all documents
Download any document
Ad free experience
View full document
Premium Document
Do you want full access? Go Premium and unlock all 19 pages.
Access to all documents
Download any document
Ad free experience
View full document
Premium Document
Do you want full access? Go Premium and unlock all 19 pages.
Access to all documents
Download any document
Ad free experience
View full document
Premium Document
Do you want full access? Go Premium and unlock all 19 pages.
Access to all documents
Download any document
Ad free experience
Premium Document
Do you want full access? Go Premium and unlock all 19 pages.
Access to all documents
Download any document
Ad free experience

Unformatted text preview:

NOAA‐AVHRR(Surface(Temperature(Why$does$it$take$two$channels$to$reliably$es3mate$surface$temperature?$Defense Meteorological Satellite Program (DMSP) • The Defense Meteorological Satellite Program (DMSP) provides global visible and infrared cloud data and other specialized meteorological, oceanographic and solar-geophysical data in support of worldwide Department of Defense (DoD) operations. • Program$1966$–$present$NOAA/AVHRR(System(Parameter((applica;ons)(DMSP/OLS((1.1$km$LAC$4.0$km$GAC$(degraded$at$edges)$good$good$Spa3al$resolu3on$(sea$ice$leads)$(meteorology$0.55$km$“fine”$2.7$km$“smooth”$(const.$across$swath)$5$narrow$channels$Ch1:$0.55‐0.68$μm$Ch2:$.725‐1.0$μm$Ch3;$3.55‐3.93$μm$Ch4:$10.30‐11.30$μm$Ch5:$11.50‐12.50$μm$Good$Good$Spectral$resolu3on$(sea$surface$temp.)$(vegeta3on$index)$2$broad‐band$channels$VIS:$0.4‐1.1$μm$IR:$10.5‐12.5$μm$(Marginal)$n/a$IR$yes$(10$bit)$VIS$no$(pre‐launch,$dri^s)$Absolute$calibra3on$IR$Yes$(8$bit)$VIS$no$(con3nued$gain$adjustment)$No$N/A$Developmental$N/A$Visible$band$dynamic$range/nighcme$ops$(auroral$characteris3cs)$(biomass$burning)$NESDIS$NASA$Moonlit$clouds/snow$Yes$Yes$Added$poten3al$with$unique$vis.$$Band$Good$No$N/A$N/A$Coincident$with$passive$microwave$(snow/ice,$rain$rate)$(Sfc.$Wind/soil$moisture)$Yes$Good$Good$No$No$Coincident$with$space$environmental$msrmnts$(auroral$image$feature$+$electron$flux)$Yes$yes$Instrument: ATSR Date of Acquisition: 9 May 1992 Orbit direction: Ascending Instrument features: 1-km resolution In this night-time image, the coldest areas - which include all the land - are shown in purple and blue, whilst yellow and orange are used to represent successively warmer temperatures over a total range of 280-295K. The three blue-purple islands in the top half of the image are the Baleares, (from left) Ibiza, Mallorca and Menorca; the land at the bottom of the picture is the north coast of Algeria. Source: http://earth.esa.int/showcase/ers1/Baleares_ATSR_NA_Orbit_4268_19920509.htm ATSR: ApplicationsNimbus(CZCS(The$color$of$the$world's$ocean$is$determined$primarily$by$the$abundance$of$phytoplankton$and$their$associated$photosynthe3c$pigments.$As$the$concentra3on$of$phytoplankton$pigments$increases,$ocean$color$shi^s$from$blue$to$green.$Ocean$color$may$thus$be$used$to$derive$es3mates$of$plankton$abundance$and$primary$produc3vity.$Nimbus(CZCS(Combined(with(AVHRR(Vegeta;on(Index(Gulf$Stream$boundary$Warm$Eddy$Cold$Eddy$Nimbus(CZCS(and(Ocean(Circula;on(Important$seasonal$changes$are$evident$in$CZCS$data.$Here,$monsoonal$varia3ons$in$the$Indian$Ocean$give$rise$to$seasonal$changes$in$phytoplankton$concentra3ons.$Following$a$period$of$pre‐monsoon$calm$(May‐June,$composite,$le^),$strong$summer$southwesterly$monsoon$winds$generate$upwelling$of$nutrient‐rich$waters,$leading$to$the$development$of$bloom$condi3ons$(September‐October$composite,$right).$Nimbus(CZCS(and(Monsoon(Effects(3


View Full Document

CU-Boulder GEOG 5093 - NOAA‐AVHRR 
Surface
 Temperature


Download NOAA‐AVHRR 
Surface
 Temperature

Our administrator received your request to download this document. We will send you the file to your email shortly.
Loading Unlocking...
Login

Join to view NOAA‐AVHRR 
Surface
 Temperature
 and access 3M+ class-specific study document.

or
We will never post anything without your permission.
Don't have an account?
Sign Up

Join to view NOAA‐AVHRR 
Surface
 Temperature
 2 2 and access 3M+ class-specific study document.

or

By creating an account you agree to our Privacy Policy and Terms Of Use

Already a member?