OCEANIC PRODUCT VALIDATION

INCLUDING PHYCOERYTHRIN:

4IRBORNE

@SHIP

(Frank Hoge NASA/GSFC/WFF)

ir

.

t

. .

Major

OCEANIC PIGMENTS

Chlorophyll a,b,c Phycoerythrin Phycocyanin Carotenoids

diadinoxanthin alloxanthin’ zeaxanthin fucoxanthin butanoyl-fucoxanthin hexanoyl-fucoxanthin prasinoxanthin

Other

ChlorophyUide a Pheophorbide a Pheophytin a Pheophytin b Pheophytin b’ Allomerized

chlorophyll a l

0

0

(I-W)lN

313133303 N

Olld

EIO

SB

W

EllV

M

NIW

iUtl303A

Hd

NIN

:albl3d

---l N

I+UN

WX

03N-

------ ----B

---w_

E’

%

-----------

PHYCOERYTHRIN

A3SOlWlON -~ .

I D

I 450

I 500

I I 550 600 650 700 I 7

WAVELENGTH (nm)

Figure 1

.‘.‘.‘. . . .

.*.a.*,

.*.*.*. .a.*.-. .*.*.-. ..* :.:.:.: .?...‘. :...*.

:.*.*. . . . . :.>I.: . . . .-.-.*

. . .f . . . .e>> i-.- ::: .::. - . . . . --.-. .-.-:

,:.:.:2 , . . .I ‘-‘-. w’.) 13, .:. . .-..; . .

‘-$0

.::::. < ;:y::

. ._. __ p.1,.

“.WL I I

&I I I I

400 450 600 650 700 7 WAELENGTH (nm)

PIGMENT LINE SHAPES:

-GAUSSIAN

INHERENT OPTICAL PROPERTY (IOP) MODELS

bbt(h,) = bb*@lJ @b / W 3

r

(NUMERICAL MODELS CAN BE USED IN PLACE OF ANALYTICAL MODELS !)

LINEAR MATRIX INVERSION

OF

OCEANIC RADIANCE MODELS

2

DETAILS:

Jour. Geophys. Res. 101, 16,631, 16,648, (1996)

“Satellite Retrieval of Inherent Optical Properties by

Linear Matrix Inversion of Oceanic Radiance Models: -

An Analysis of Model and Radiance Measuiement

Errors”, Hoge, Frank E. and Pau1.E. Lyon,

6

Radiance Model (Gordon et &, 1988)

I+(A) = FO t(Q) ws(t&J M (II X + 1, X”x

8, is the solar zenith angle,

t(Q is the diffuse transmittance of the atmosphere,

F, is the extraterrestrial solar irradiance, 1;=‘0.0949, 1, = 0.0794.’

M = (1-p)(l-p)/mZ(l-rR) I 0.529 pore1 and Gentili 19961.

X = bb /(b, + a)

t, is the total backscatter: b, = b,,,, + b,,

h L a,.

412 0.0033 0.0160

443 0.0024 0.014s

488 0.0016 0.0192 *

531 0.0011 0.0512

551 0.0009 0.0645

668 0.0004 0.4240

3

6. Dp = h

.

I

=

7. p=D-‘h (Direct Inversion)

8. p = [DT D]-’ DT h (Least Squares)

5

6

40.44.

39.89

38.78.

38.22.

37.67

36.56

36.00

. 2’kril 20 I995

.

-

.

: .

.

-76.00 -75.44 -74.89 -74.33 -73.78 -73.22 -72.67 -72.11 -71.56 -71.00

Figure 1

Kilometers 0 50 100 150 200 250 300

o-25 I. - - - I. - - - I , . -. . I “I. r - - 4 COASTAL SHELF ’ SLOPE GULF STREAM/ 4 .+ D

0.20 - SARGASSO SEA

T o Radionce Inversion

2 0.15 - - 0 Airborne Laser Extractions Shipboard

s ; 0.10 - r*=0.756 N=836

2 0.05 -

0.16

0.14

-g 0.12 \

Cd 0.10 zi- 5 0.08 0”

0.06

3.25

0.20

0.15

0.10

0.05

0.00

0.0 0.25

. ’ . . . . ’ . . . ’ . . . ’ . - . ’ ’ . . . ’ . . “ 0.16

I ‘I“““‘~” A 1:l -0

/I * .14

-12

r2=0.829 N=836

>lO

P 10.08

. 0. * 0.

1 0. .06

0.04 0.16

0.08

- 0.06

5 c ;;; 0.04

G

2 0.02

0.00

-74.5 -74.0 -73.5 - 73.0 Longitude [ “]

-72.5 -72.0

Figure 2

Kilometers 100 200 300 400

o Radiance Inversion - Airborne Laser

r2=0.9t0 N=1566

, 0.60

0.50 T > 0.40 U

G- 2 0.30 V 0”

0.20

0.10

c

0.60

s

0.50

r2=0.664 N= 1403 0.40

0.30

-75.0 -74.5 -74.0 -73.5 -73.0 -72.5 -72.0 -71.5 Longitude. [“]

Figure 3

100 l$~ometys

o Radiance Inversion -Airborne Laser

300 400

r2=0.909 N=-t ? 77

0.0 0.30

0.60

0.50

T > 0.40 U

s

I x.3 10.40

0.1 0.6

30:05:;) a#l@@-:

0.00~ - -,- -r -,- . . bw, ‘c--q c-c-

-75.0 -74.5 -74.0 -73.5 -73.0 -72.5 -72.0 -71.5 Longitude [“]

Figure 4

DETAILS:

Applied Optics, In Press, (1999)

Satellite retrieval of inherent optical properties by

inversion of an oceanic radiance model: A preliminary .

algorithm, Hoge, Frank E., C. Wayne Wright, Paul E.

Lyon, Robert N: Swift, James K. Yungel, .

.- -

RETRIEVAL OF PHYCOERYTHRIN

PIGMENT CONCENTRATION

IMPORTANT FACTS

@TWO CHROMOPHORES (PUB,PEB)

*PUB SUBSTITUTION WITHIN PEB CAUSES

PEB ABSORPTION BAND SPECTRAL SHIFT

- a . / _ . . . \

2.0

15 .

10 .

0.5 .

0.0

Excitation (Absorption)

I .

- 400

I . . . . . . . PC@

450 500 550 600 650

F~igure

f

. 35.50

April 03 1995 Outbound Trackhe

-76

Longitude [ “1

-72

Figure 2

e-

.

-

0 0 b

N

0

B

0 b m

B

0

0 . -. U

J rc

,

I I

I 1

I’ I

.* '1

' 7]¶pjl

i

i i

c

.

5

C

-3

t

2

-3

i a

I i (a) Excitation I

. (Absorption),

1.2

I A

0.8

0.6

‘0.4

0.2

0.0

SC0 600 ‘tvcveltnqth [ 1 /ml

Rel

ativ

e B

acks

cath

~

0

Pb

d 4

Rel

ativ

e A

bsor

ptio

n

0 0

p ‘9

y

.^

d ic

r b

m

In

0 )3

‘p

-.

-

Rel

ativ

e A

bso

rptio

n

oo

pp

p--

b

id

6 a

, a

l b

iu

00

.

39.5

39.0

38.5

30.0

2

2 37.5 E

3

37.0

38.5

36.0

35.5

SeaWiFS/MODE Mission -- 03 April 1995

-76.0 -74.0 -73.5 -73.0

J.DNGR'UDE

-72.5 -72.0 -71.5 -7l.C

02-APR-95 file - 19160Ofl.FLT

1.00

0.75

0.25

0.00

. .

Channel 13

‘.. . . . . . ’ . . . Channel .15. _ _ . . . . . . . . . . . . . . . . . . -

. *

. *

. .

l .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. �

; *

. *

I I I I I

-?5.00 -74.50

r&rwre#7a1oa

-74.00 -73.50

Longitude (deg)

-73.00 -72.50 -72.0;

02.-APR-95 file - 182557fl.FLT

1.00

0.75

0.00

. . . . . . . . . . . . . . . , . . . -. . . . . *..

. . . . .

.a --. ’ : 1 3

..‘; .

d’ ..* : -.

. . . . . . . . .

Channel 13

Chamikel.15. . . . _ .f. . . . . . _ _ _ . _

. . . . . . . . . ._......_ . . . . :................

I I I I I

-74.00 -73.50

Longitude (deg)

-73.00 -72.50 -72.Of

DETAILS&,

Applied Opt&x x,4744-4749,199s

Spatial variability of oceanic phycoew spectral

types derived from z&&Q~ l@sw-induced . e

fluorescence IIBWSIW~~,. li?m& E. Hoge, iJ.

,

James K. Yungel.

SHIPBOARD LASER FLUOR0METER (SLF’)

l PEB(+) PHYCOERYTHRIN

l PEB(-) PHYCOERYTHRIN

l CHLOROPHYLL

@WATER RAMAN NORlWWWWION

14

RV Delaware II Ship Data Nov 18, 858428.pos.bin

45.00

44.00

I I I I I

-71.00 -70.00 -69.00 -66.00 -67.00 -66.00 -65.00

LONGITUDE

Gulf of Maine (ship 323 1 out-bin)

.

‘. *: ,’ . . i .,. ,. .(. .

.’ Y,1

_’ . .

. . .

1.0

0.5

0.0

. . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

. . .

. . .

. . . .

. . .

. . .

. . . . . . . . . .

. . . . . . . . . .

. . . . . . . . .

. . . . . . . . . .

. . . . . . . . .

. . . . . - . , .

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . - . . . . . . . . . . . . . . .

. . . . . . . . , . .

.: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ~ . . . . . . . - . . ., . . . . . . . . . . . . . :. . . . . . . . . . . . . . . . .

. . .

. . .

. . .

. . .

. . . . .

. . .

. . ,.

. . . .

. . . . . .

. . . _ . ,. . .

. . . . . .

. _ . ._. . . .

. . . . . . . . . . . .

. . . . . . . . . . . . . . . . . . . . . . . , . . . . . .

. . . . . . . . . . . .

. . . . . . . . . . . . . . .

. . , . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

;B; ; f. ! ! i ! ! ! i ; ; I i j

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

I I I I I I I I I

560 560 600 620 640 660

Wavelength (nm)

660 700 720 740