Established “Golden Regions

ColMont

Thi

Multiple Satellites -

MODIS, MERIS, VIIRS –Proxy

Real time processingFor ocean water quality products

(including normalized Water leaving radiance) -- nLw

 

Golden regions          

  Areas MapDate Online

VIIRS- Proxy

MODIS 1km

MERIS 1km

1 Long Island MVCOX (MVX) AERONET 1/10- present1/10 – present

1/10 – present

2 Venice AAOT (AOT) AERONET 1/10- present1/10 – present

1/10 – present

3 MVCO MVCOX (MVX) AERONET 1/10- present1/10 – present

1/10 – present

4 WaveCIS (Gulf) WaveCIS (WCS) AERONET 1/10- present

1/10 – present

1/10 – present

5 LucindaLucindaJetty (LJY) AERONET 1/10- present

1/10 – present

1/10 – present

6 COVE /Chesapeake regionChesapeakeBay (CBY) AERONET 1/10- present

1/10 – present

1/10 – present

7 Gustav_Dalen GDAT (GDT) AERONET 1/10- present1/10 – present

1/10 – present

8 Helsinki Helsinki (HLH) AERONET 1/10- present1/10 – present

1/10 – present

9 MOBY - Buoy MOBY (MOB) Buoy 1/10- present1/10 – present

1/10 – present

10 South pacific Gyre SouthPacificGyre (SPG) GYRE 1/10- present

1/10 – present

1/10 – present

11 North Pacific GyreNorthPacificGyre (NPG) GYRE 1/10- present

1/10 – present

1/10 – present

12 North Atlantic GyreNorthAtlanticGyre (NAG) GYRE 1/10- present

1/10 – present

1/10 – present

13 South Atlantic Gyre SouthAtlanticGyre (SAG) GYRE 1/10- present

1/10 – present

1/10 – present

14 Eureka CalCOFI (CCI) AERONET 1/10- present1/10 – present

1/10 – present

15 Abu_Al BukhooshAbuAlBukhoosh (AAB) AERONET 1/10- present

1/10 – present

1/10 – present

16 PalgrundenPalgrunden (PAL) AERONET 1/10- present

1/10 – present

1/10 – present

17 Boussole BuoyBoussoleBuoy (BOB) BUOY 1/10- present

1/10 – present

1/10 – present

18 Gloria Gloria (GAS) AERONET 1/10- present1/10 – present

1/10 – present

19 HOT Region MOBY (MOB) REGION 1/10- present1/10 – present

1/10 – present

20 BATS Region BATS (BTS) REGION 1/10- present1/10 – present

1/10 – present

21 CalCOFI* Region CalCOFI (CCI) REGION 1/10- present1/10 – present

1/10 – present

22 Yellow SeaGageochoSeaprism (GSP) AERONET 1/10- present

1/10 – present

1/10 – present

23 Thailand AeronetThailandSeaprosm (TSP) AERONET 1/10- present

1/10 – present  

24 Santa Barbara Channel CalCOFI (CCI) REGION 1/10- present1/10 – present

1/10 – present

25 Monterey Bay CalCOFI (CCI)  REGION  1/10 – present

1/10 – present

26 Newport, OregonOregonInsitu (OIS) REGION 6/11-present 6/11-present

6/11-present

27 Columbia RiverOregon Inistu (OIS) REGION 6/11-present 6/11-present

6/11-present

3

Golden Regions Data flow–Status

Type Success Failed Missing (AQOC/AQUA)

GMODO 856 109

SVM01 216 1 13/1

SVM02 213 1 16/1

SVM03 209 1 20/1

SVM04 203 2 25/1

SVM05 198 1 30/1

SVM06 195 1 33/1

SVM07 192 1 36/1

SVM08 113 2 0/1

SVM09 114 1 0/1

SVM10 113 1 0/1

SVM11 114 1 0/1

SVM12 114 1 0/1

SVM13 114 1 0/1

SVM14 113 2 0/1

SVM15 113 2 0/1

SVM16 114 1 0/2

July 20, 2011GTP QueryNRL Download

Note: SVM01 to SVM07 include both AQUA and AQOC (NRL Proxy)

July 20, 2011GTP QueryNRL Download

GTP Client v2.1

10:06 – Start10:28 – Connection error (after 15 min sleep)10:31 – Missing SVM16 band (query)11:07 – Missing SVM07 band (query)11:11 – Missing several AQOC bands (query)11:17 – Missing SVM06/07 bands (query)11:57 – Missing several AQOC bands (query)11:58 – GTP memory allocation error.... repeat these every several times (10-20 mins) ....15:56 – GTP memory allocation errors/uncompress errors

Type Success Failed Missing (AQOC/AQUA)

GMODO 463 0

SVM01 100 0 38/0

SVM02 100 0 38/0

SVM03 100 0 38/0

SVM04 101 0 38/0

SVM05 101 0 37/0

SVM06 100 0 37/0

SVM07 101 0 37/0

SVM08 69 0 0/0

SVM09 69 0 0/0

SVM10 69 0 0/0

SVM11 69 0 0/0

SVM12 69 0 0/0

SVM13 69 0 0/0

SVM14 69 0 0/0

SVM15 69 0 0/0

SVM16 69 0 0/0

July 21, 2011GTP QueryNRL Download

Note: SVM01 to SVM07 include both AQUA and AQOC (NRL Proxy)

DATA FLOW

7/19/11

7/19/11

Venice

• Rehearsal

• July 10th, 2011 image

• GTP access has been down since Friday (July 15th)

Chlorophyll-a and a_443 Image Difference and scatter plot examples

7/19/11

July 10, 2011 VIIR and MODIS processed

VIIRS MODIS

Example of Chlorophyll. All products processed

Remote sensing reflectance.

http://www7333.nrlssc.navy.mil/browse/lvl3/viirs/AAOT/2011/jul/?F=1&C=N&O=A&V=0&P=*chl**

http://www7333.nrlssc.navy.mil/browse/lvl3/modis/AAOT/2011/jul/?F=1&C=N&O=A&V=0&P=*chl*

7/19/11

Difference Plot July 10, 2011 - Venice Scatter plot MODIS Chl - VIIRS Chl

MODIS Chlor

MODIS – Chl mg/ m^3

VIIR

S –

CHL

http://www7333.nrlssc.navy.mil/browse/lvl5/modis-viirs/AAOT/2011/jul/?F=1&C=N&O=A&V=0&P=*chl*eps

7/19/11

July 10, 2011 VIIR and MODIS processed

VIIRS MODIS

Example of a_443 (QAA). All products processed

Remote sensing reflectance.

http://www7333.nrlssc.navy.mil/browse/lvl3/viirs/AAOT/2011/jul/?F=1&C=N&O=A&V=0&P=*chl**

http://www7333.nrlssc.navy.mil/browse/lvl3/modis/AAOT/2011/jul/?F=1&C=N&O=A&V=0&P=*chl*

Click to edit Master subtitle style

0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 20

0.5

1

1.5

2f(x) = 1.01264730364883 x − 0.0489513307055454R² = 0.882131936719022f(x) = 0.834331847382958 x + 0.161363323396537

R² = 0.805343129255634

nLw - Matchup 551 MODIS and VIIRS and SeaPrism - AAOT

MODIS nLwLinear (MODIS nLw)VIIRS - nLw

nLw -satellite - 551 uw/cm2

SeaP

rism

551

uW

/cm

2/nm

20 40 60 80 100 120 140 160 180 2000.850000000000001

0.900000000000001

0.950000000000001

1

1.05

1.1

1.15

Top of Atm - Vicarious Adjustment AAOT - Aeronet VIIRS

1.126 (412nm)

1.056 (442nm)

1.006 (490nm)

0.984 (555nm)

0.996 (668nm)Julian Day 2011

Gain

--

Lt/ v

Lt

MODIS

VIIRS – Proxy

Chlorophyll

Example from Venice – Matchup

- Monitoring the Channel Gains In all regions

Channel Gains

Click to edit Master subtitle style

0 10 20 30 40 50 60 70 80 900.850000000000001

0.900000000000001

0.950000000000001

1

1.05

1.1

1.15

Top of Atm - Vicarious Adjustment LISCO - Aeronet VIIRS

1.036 (412nm)1.013 (442nm)0.991 (490nm)0.957 (555nm)0.989 (668nm)

Julian Day 2011

Gain

--

Lt/ v

Lt

MODIS

VIIRS – Proxy Channel Gains

0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 10

0.5

1

1.5

2

f(x) = 0.955579297788183 x + 0.0190759530035487R² = 0.742314177822256

f(x) = 0.343294157285224 x + 0.285540081045885R² = 0.0214375819528367

nLw - Matchup 551 MODIS and VIIRS and SeaPrism - LISCO

MODIS nLw

nLw -satellite - 551 uw/cm2

SeaP

rism

551

uW

/cm

2/nm

Click to edit Master subtitle style

14

Regional Bias of the Lt

Aeronet – OC Spectral shift

VIRIS

Satellite Granules Real Time SDR

Time series from the SQL data base

Atmospheric correctionLr - Rayleigh , La - Aerosols tg_sol /tg gas - (surface to sun ,surface to sensor Trns Solar , TLg – glint radiance ,etc.)

Run N2gen

In reverseUsing satellite

inputs

• Regional Bias / trends • Real time trend radiance / satellite\• Feedback the Ltv , nLtv

to SQL database

Aeronet-OC nLwA (l)

Matchup Time,

location

Ltv (l)

nLw ( )l

Lt (l)

Transformed

to VIIRS

Real time “Vicarious” Regional matchup Lt and nLw

Water Leaving Radiance

Top Atmosphere Radiance

nLwV (l)

Click to edit Master subtitle style

Real time monitoring Regional Vicarious Adjustment

Modis VIIRS

412

442

490

555

668

Click to edit Master subtitle style

4 0 0 4 2 5 4 5 0 4 7 5 5 0 0 5 2 5 5 5 0 5 7 5 6 0 0 6 2 5 6 5 0 6 7 5 7 0 0

0 . 8 5 0

0 . 9 0 0

0 . 9 5 0

1 . 0 0 0

1 . 0 5 0

1 . 1 0 0

1 . 1 5 0

Top Of Atmosphe re Vicarious GainsAAOT January - July 2 0 1 1

W ave l e n gth (n m)

Vic

ario

us

Gai

n (

Lt/V

Lt)

4 0 0 4 2 5 4 5 0 4 7 5 5 0 0 5 2 5 5 5 0 5 7 5 6 0 0 6 2 5 6 5 0 6 7 5 7 0 0

0 .8 5 0

0 .9 0 0

0 .9 5 0

1 .0 0 0

1 .0 5 0

1 .1 0 0

1 .1 5 0

T op Of At m os pher e Vic a r ious Ga ins

He ls ink i J a nua r y - J u ly 2 01 1

Wave le n gth (n m)

Me

an G

ain (Lt/V

Lt)

4 0 0 4 2 5 4 5 0 4 7 5 5 0 0 5 2 5 5 5 0 5 7 5 6 0 0 6 2 5 6 5 0 6 7 5 7 0 0

0 .8 5 0

0 .9 0 0

0 .9 5 0

1 .0 0 0

1 .0 5 0

1 .1 0 0

1 .1 5 0

T op Of At m os pher e Vic a r ious Ga ins

Pa lg r unde n J a nua r y - J u ly 2 01 1

Wave le n gth (n m)

Me

an G

ain (Lt/V

Lt)

400 425 450 475 500 525 550 575 600 625 650 675 700

0.850000000000001

0.900000000000001

0.950000000000001

1

1.05

1.1

1.15

Top Of Atmosphe re Vicarious GainsLISCO January - July 2 0 1 1

Wavelength (nm)

Mea

n G

ain

(Lt/

VLt)

400 425 450 475 500 525 550 575 600 625 650 675 700

0.850000000000001

0.900000000000001

0.950000000000001

1

1.05

1.1

1.15

Top Of Atmosphere Vicarious GainsGDAT January - July 2011

GDAT

Wavelength (nm)

Mean

Gain

(Lt/V

Lt)

GDAT

LISCO

Helsinki

AAOT

Palgrunden

Click to edit Master subtitle style

400 425 450 475 500 525 550 575 600 625 650 675 7000.850

0.900

0.950

1.000

1.050

1.100

1.150

1.104 1.041 0.999 0.978 0.989

Top Of Atmosphere Vicarious GainsJanuary - July 2011

AAOT

Helsinki

Palgrunden

LISCO

GDAT

Mean

Wavelength (nm)

Mea

n Ga

in (L

t/VL

t)