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