GLI Standard Products Flow(1/3)

Ver.2.0
Ver.2.0
Dec.25.2003
Nov. 14, 2001

Level-0Legendprocess(program)planning production

Level-0(scene)process(program)ordering production
L1B
L1B Generation
Generation

Level-1A

NASDA
JAXA

product(file)

NASDA
JAXA

(scene)Level-1

L1A
L1A Generation
Generation

Level-1B(scene)
ATSK1,2/CTSK1
ATSK1,2/CTSK1

Level-2A(CLFLG_p, PGCP:Level-2)

S.Ackerman/K.Stamnes
CLFLG_p(scene)

PGCP

LTSKG
LTSKG
OATSKDOATSKDNASDA
JAXA(daily composite)

T.Nakajima

PRCPW_p

ice/water
flag(scene,daytime only,
workfile)

ATSK3_p
ATSK3_p
T.Nakajima

ATSKD
ATSKD

A.Huete/JAXA

NASDA
JAXA

Level-2A_LC(everyday, workfile)segment data

(16days)Rmin
Rmingeneration(4days)
generation(4days)
Rmin(4days)
NASDA
JAXA
Rmin
Rmingeneration
generation
NASDA(4days, workfile)
JAXA

OTSK1a_LR
OTSK1a_LR

OTSK13_LR
OTSK13_LR

H.Fukushima

OTSK1a_FR
OTSK1a_FR

H.Kawamura

OTSK13_FR
OTSK13_FR

H.Fukushima

LTSK1
LTSK1

CTSK2b1_g
CTSK2b1_g

A.HueteH.Kawamura

CTSK2b1_s
CTSK2b1_s
K.Stamnes

K.Stamnes

Rmin

CLOP_p

ATSK3_r
ATSK3_r
T.Nakajima

work_r_w

Detailed
Classification
CLFR(28days, workfile)

ATSK3_e
ATSK3_e(everyday, workfile)

T.Nakajima(everyday,
work_eworkfile)

work_r_i

RoughClassification

ATSK16
ATSK16
T.Takamura
CLTT_w_r

CLER_w_r

ATSK5
ATSK5

CLOP_w_r

CLHT_w_r(path)

NL_FR (scene, ST_FR(scene)daytime only)
OTSK2/5/7_FR
OTSK2/5/7_FR

B.G.Mitchell

B.G.Mitchell

post_ATSK5
post_ATSK5

OTSK6_LROTSK6_LROTSK6_FROTSK6_FR

T.Nakajima

M.Kishino

M.Kishino

1 program(OTSK2567_LR)

ACLC
CTSK2d_g(16days)CTSK2d_s

K.Stamnes

LTSK9
LTSK9

*1

K.Stamnes

1 program(CTSK2b1_g)

1 program(CTSK2b1_s)

A.Huete1 program(OTSK2567_FR)
CS_LR

CS_FR

VGI

SNGI

SNGI_p(path)(scene, daytime only)(16days)(16days)(scene, daytime only)

BRS

BRS

CLER_i_e
ARAE

CLWP_w_r

ST_LR

OTSK2/5/7_LR
OTSK2/5/7_LR

work_ar

CLTT_i_e

BRS
CLOP_i_r(path)

T.Nakajima

AROP(4days)NL_LR

Level-2(scene, daytime only)(everyday,
workfile)(workfile)(final composite)LTSK10A.Huete/NASDA

M.Kuji(scene,daytime only)

L2ALC
_wk2

LTSK10f
LTSK10f(path)
ATSK6_p

L2ALC
_wk1

LTSK10d
LTSK10d

PGCI(scene,workfile)

Level-2A_OA

pre_ATSK3_p
pre_ATSK3_p(scene)T.Hashimoto

CLOP_i_e

BRS

Daytime (4days) BRS Nighttime (4days)BRS (4days) BRS

Atmosphere

Ocean

Land

Cryosphere*1) The input data of LTSK9 is L2A_LC at the launch time. But ACLC will be used instead of L2A_LC after ACLC validated.

GLI Standard Products Flow(2/3)

B

A

NL_FR

ST_FR

CS_FR

VGI

SNGI_pprocess(program)planning production

SNGI

Level-2

Legendprocess(program)ordering production
L2Map
L2Map Generation
Generation

L2Map
L2Map Generation
Generation

L2Map
L2Map Generation
Generation

product(file)

L2Map
L2Map Generation
Generation

Level-2Map

A: One of the following products
work_r_w, work_r_i, work_e,
work_ar, CLFR

L2Map
L2Map Generation
Generation

SNGI_p

B

NW

B: One of the following
products
CLFLG_p, PRCPW_p(daytime only)、
CLOP_p (daytime only)*1
L3ASBin
L3ASBin

LA

CHLA

SS

QF_OC

CDOM

K490

(daytime only)

ST

QF_ST

(daytime only)*L3ASBin = Level-3 Spatial
Binning Processing for
Atmosphere products

SNWGS

L3ATBin
L3ATBinVGI*L3ATBin = Level-3 Temporal
Binning Processing for
Atmosphere products

BRS(L3StaMap 16days)* Level-3 Ocean Products
are shown in next page.

SNWTS

L3CSMap

SNWGS

L3CSMap

SNWTS

BRS

SNWG
SNWI

L3CSMap
L3CSMap

SNWG

L3CSMap
L3CSMap

SNWI(L3Bin 16days)
L3ASMap
L3ASMap

A’(L3Bin 16days)A’

L3CTBin(L3StaMap 16days)

L3CTBin
L3CTBin

L3ATBin
L3ATBin

All L2Map, Level-3 algorithms
are to be developed by NASDA.
JAXA

L3ASMap
L3ASMap(L3Bin 1month)

A’

SNWGS

L3CTBin
SNWTS

BRS
L3CSMap

SNWTS

L3CSMap
L3CSMap

SNWG

L3CSMap
L3CSMap

SNWI

L3CTBin
L3CTBinBRS(L3StaMap 1month)
SNWG*1) L3ASBin in/out table
<in>
<out>
work_r_w : CLTT_w_r, CLOP_w_r, CLER_w_r, CLHT_w_r, CLWP_w_r
work_r_i : CLOP_i_r
work_e : CLTT_i_e, CLER_i_e, CLOP_i_e
work_ar : AROP, ARAE,
CLFR : CLFR

Atmosphere

L3CSMap

SNWGS*L3ASMap = Level-3 StaMap
Product generating processing
for Atmosphere

A’(L3StaMap 16days)

BRS

SNWI
(L3Bin 1month)

Ocean

Land

Cryosphere

BRS(L3StaMap 1month)

Level-3(workfile)

L3CSBin
L3CSBin

L3LSMap
L3LSMap

A’: One of the following products
CLTT_w_r, CLOP_w_r, CLER_w_r, CLHT_w_r,
CLWP_w_r, CLOP_i_r, CLTT_i_e, CLER_i_e,
CLOP_i_e, AROP, ARAE, CLFR

A’(daytime only)

GLI Standard Products Flow(3/3)

ST_LR

Level-2

CS_LR

NL_LR

Legendprocess(program)planning production
process(program)ordering production

L3OSBin
L3OSBin

NW

L3OSBin
L3OSBin

L3OSBin
L3OSBinCS

ST

product(file)LA(workfile, every path)(workfile, every path)

L3OTBin
L3OTBin

L3OTBin
L3OTBin

L3OTBin
L3OTBin

NW

L3OSMap
L3OSMap

NW

L3OSMap
L3OSMap

LA

CS
LA(workfile, every path)
L3OTBin
L3OTBin

L3OSMap
L3OSMap

SS

CDOM

K490

(L3Bin 1day)

ST_allST

L3OSMap
L3OSMap

ST_DayNight(L3Bin 1day)(L3StaMap 1day) BRS(L3Bin 1day)

CHLA(L3StaMap 1day) BRS(L3StaMap 1day) BRS

L3OTBin
L3OTBinLevel-3

L3OTBin
L3OTBin
L3OTBin
L3OTBin

L3OTBin
L3OTBin

NW

L3OSMap
L3OSMapCS
LA

L3OSMap
L3OSMapLA

L3OSMap
L3OSMap

SS

CDOM

K490

(L3Bin 8days)

ST_allST

L3OSMap
L3OSMap

ST_DayNight(L3Bin 8days)(L3StaMap 8days) BRS(L3Bin 8days)

CHLA
NW

(L3StaMap 8days) BRS(L3StaMap 8days) BRS

L3OTBin
L3OTBin
L3OTBin
L3OTBin

L3OTBin
L3OTBin

NW

L3OSMap
L3OSMap
LA(L3Bin 1month)

L3OSMap
L3OSMap

L3OTBin
L3OTBin

NW
LA(L3StaMap 1month)

CHLA
BRS

CS

L3OSMap
L3OSMap

CDOM

SS
K490

(L3Bin 1month)

ST_allST

L3OSMap
L3OSMap

ST_DayNight(L3Bin 1month)(L3StaMap 1month) BRS

Ocean(L3StaMap 1month) BRS

Product Codes and Geophysical Parameters
discipline
Atmosphere

product code
ARAE
AROP
CLER̲w̲r/i̲e
CLFLG̲p
CLFR

coverage
globalglobalglobalscene
global

CLHT̲w̲r
global
CLOP̲pscene
CLOP̲w̲r/i̲r/i̲e global
CLTT̲w̲r/i̲e
global
CLWP̲w̲r
scene
PRCPW̲p
scene
Ocean

Land

Cryosphere

NL̲LR

path

CS̲LR

path

ST̲LR

path

NL̲FR

scene

CS̲FR

scene

ST̲FR

scene

ACLC
PGCP
VGI
SNGI̲pglobalscene
globalscene

SNGI

globaltime resolution
once/4days
once/4days
once/4days

geophysical parameters
Aerosol angstrom exponent
Aerosol optical thickness
Cloud effective particle radius
Cloud flags
once/4days
Cloud fraction of 10 cloud types. (10 geophysical parameters,
CLFR0, CLFR1, ..., CLFR9)
once/4days
Cloud top height
Cloud optical thickness(pixel by pixel)
once/4days
Cloud optical thickness
once/4days
Cloud top temperature
once/4days
Cloud liquid/ice water path
Precipitable water(pixel by pixel)
̲w:water cloud, ̲i:ice cloud, ̲r:by reflection method, ̲e:by emission method
14.25path/day
Normalized water-leaving radiance-NWLR(Normalized water-leaving radiance(13bands),Aerosol
radiance(4bands), α(749/865), τa at 865nm)-QF̲OC(Quality flag for ocean color)
14.25path/day
Chlorophyll, SS and other parameters-CHLA(Chlorophyll-a),-CDOM(Absorption of colored dissolved organic matter)-K490(Attenuation coefficient at 490nm)-SS(Suspended solid weight)-QF̲OC(Quality flag for ocean color)
14.25path/day
Sea surface temperature-SST̲b(Bulk sea surface temperature)-QF̲ST(Quality flag for SST)
Normalized water-leaving radiance-NWLR(Normalized water-leaving radiance(13bands), Aerosol
radiance(4bands), α(749/865), τa at 865nm)-QF̲OC(Quality flag for ocean color)
Chlorophyll, SS and other parameters-CHLA(Chlorophyll-a),-CDOM(Absorption of colored dissolved organic matter)-K490(Attenuation coefficient at 490nm)-SS(Suspended solid weight)-QF̲OC(Quality flag for ocean color)Sea surface temperature-SST̲b(Bulk sea surface temperature)-QF̲ST(Quality flag for SST)
once/16days
Atmospheric corrected data for land and cryosphere
Precise geometric corrected parameter
once/16days
Vegetation index
Snow grain size, temperature and impurities-SCFG(Snow/Cloud flag)-SNWI(Snow impurities)-SNWG(Snow grain size (865nm))-SNWGS(Snow grain size (1.64um))-SNWTS(Snow surface temperature)
once/16days
Snow grain size, temperature and impurities-SCFG(Snow/Cloud flag)-SNWI(Snow impurities)-SNWG(Snow grain size (865nm))-SNWGS(Snow grain size (1.64um))-SNWTS(Snow surface temperature)

Algorithm Codes
discipline/
level
CommonAtmospherealgorithm
code
OATSKD
ATSK1/2
pre̲ATSK3̲p
ATSK3̲p
ATSK6̲p
ATSK3̲r
ATSK3̲e
ATSK5post̲ATSK5
ATSK16
ATSKD
Rmin Gen.4
Rmin Gen.
Ocean
OTSK1a̲LR(LR) OTSK2̲LROTSK5̲LR
OTSK6̲LR
OTSK7̲LR
OTSK13̲LR(FR) OTSK1a̲FR
OTSK2̲FROTSK5̲FROTSK6̲FROTSK7̲FROTSK13̲FR
Land
LTSKG
LTSK1
LTSK9
LTSK10d
LTSK10f
Cryosphere CTSK1

production processing
intervalplan
each pathplaneach scene
order--order--order--plan
1 day
plan
1 day
plan
1 day
plan
4 daysplan
4 days
plan
1 day
plan
4 daysplan
4 daysplaneach pathplaneach pathplaneach pathplaneach pathplaneach pathplaneach pathorder--order--order--order--order--order--planeach pathplan
16 daysplan
16 days
plan
1 day
plan
16 daysplaneach scene(global) CTSK2b1̲g
CTSK2d̲g(scene) CTSK2b1̲s
CTSK2d̲s
L2Map
L2Map Gen.
L3
L3ASBin
L3ATBin
L3ASMap
L3OSBin
L3OTBin
L3OSMap
L3LSMap
L3CSBin
L3CTBin
L3CSMap

plan
plan
order
order
order
plan
plan
plan
plan
plan
plan
plan
plan
plan
plan

process

Data processing for Level-2A̲OA(sampling, scene connection, etc)
Algorithms for identifying clear sky and cloudy region
Ice/Water cloud discrimination program
Retrieval algorithms of cloud parameters(pixel by pixel)
Retrieval algorithms of precipitation(pixel by pixel)
Retrieval algorithms of cloud parameters(segment) (by reflection method)
Retrieval algorithms of cloud parameters(segment) (by emission method)
Retrieval algorithms of aerosol parameters
Composite algorithms of aerosol parameters
Algorithms for cloud type and fraction
Data segmentation algorithm for atmosphere
Minimum reflectance generation program (4 atm. seg. → Rmin-4days)
Minimum reflectance generation program (7 Rmin-4days → Rmin )Atmospheric correction algorithm
Chlorophyll-a algorithm
K490 algorithm
Suspended solid algorithm
Colored dissolved organic matter algorithm
SST(bulk) Algorithm
Atmospheric correction algorithm
Chlorophyll-a algorithm
K490 algorithm
Suspended solid algorithm
Colored dissolved organic matter algorithm
SST(bulk) Algorithm
Precise geographical position
Algorithms for atmospheric correction and reflectance
Vegetation Index Algorithm
Data mosaicking (daily mosaicking)
Data mosaicking (final selection)
Cloud detection algorithm(1a:cloud/snow discriminator,1b:snow/ice
discriminator)
16 days
Algorithm for snow grain size and impurities
16 days
Algorithm for snow surface temperature in cryosphere--Algorithm for snow grain size and impurities--Algorithm for snow surface temperature in cryosphereeach scene
Map projection algorithm for scene type products
1day, 4 days
Atmosphere Spatial Binning algorithm
16days, 1monthAtmosphere Temporal Binning algorithm
16days, 1monthAtmosphere L3Sta Map product generation algorithm
each path
Ocean Spatial Binning algorithm
1, 8days, 1month Ocean Temporal Binning algorithm
1, 8days, 1month Ocean L3Sta Map product generation algorithm
16daysLand L3Sta Map product generation algorithm
16daysCryosphere Spatial Binning algorithm
1monthCryosphere Temporal Binning algorithm
16daysCryosphere L3Sta Map product generation algorithm

List of GLI Level-2 Standard Products
Discipline
1.AtmosphereStandard Product
Classification
Aerosol property(15 products)

Cloud property

2. OceanAtmospheric
Correction Products(6 products)
In-water Particles
Products

SST Products
3. Land(3 products)

Atmosphericcorrection
Precise Geolocation
Vegetation index

Product Details(Product Code)Geophysical Parameter(Code)segment analysis

Aerosol Angstrom Exponent(ARAE)
Aerosol Optical Thickness(AROP)
pixel by pixel
Cloud flag(CLFLG_p)
analysisCloud Optical Thickness(CLOP_p)
Precipitable Water(PRCPW_p)
segment analysis Cloud Effective Particle Radius of water cloud by reflection method (CLER_w_r)
Cloud Effective Particle Radius of ice cloud by emission method(CLER_i_e)
Cloud Optical Thickness of water cloud by reflection method (CLOP_w_r)
Cloud Optical Thickness of ice cloud by reflection method (CLOP_i_r)
Cloud Optical Thickness of ice cloud by emission method (CLOP_i_e)
Cloud Top Height of water cloud by reflection method (CLHT_w_r)
Cloud Top Temperature of water cloud by reflection method (CLTT_w_r)
Cloud Top Temperature of ice cloud by emission method (CLTT_i_e)
Cloud Liquid / Ice Water Path of water cloud by reflection method (CLWP_w_r)
Cloud fraction of 10 cloud types (CLFR)
Full resolution (1-km resolution, scene unit)(NL_FR)- Normalized water-leaving radiance(NWLR)
that consists of Normalized water-leaving radiance (13bands),
Low resolution(4-km resolution, path unit)(NL_LR)
Aerosol radiance(4bands), Angstrom exponent, Aerosol thickness- 4-byte quality flag (QF_OC)
Full resolution (1-km resolution, scene unit)(CS_FR)- Chlorophyll-a (CHLA)- Absorption of colored dissolved organic matter(CDOM)- Attenuation coefficient at 490nm (K490)
Low resolution(4-km resolution, path unit)(CS_LR)- Suspended solid weight (SS)- 4-byte quality flag (QF_OC)
Full resolution (1-km resolution, scene unit)(ST_FR)- Bulk Sea surface temperature(SST_b)- 2-byte quality flag (QF_ST)
Low resolution(4-km resolution, path unit)(ST_LR)
Atmospheric correction(ACLC) 1)- Atmospheric corrected radiance data
Precise Geometric Corrected Parameter(PGCP)
Vegetation index(VGI) 2)- precise geometric corrected map projection parameter- NDVI- EVI- Snow/Cloud flag(SCFG)
4. Cryosphere
Snow grain size/
Scene data (1-km resolution) (SNGI_p)(2 products)
Impurities- Snow impurities (SNWI)
Global data (SNGI)3)- Snow grain size(865nm) (SNWG)- Snow grain size(1.64um) (SNWGS)- Snow surface temperature (SNWTS)
1) ACLC has 56 localized areas. North and south polar region (>50N, <50S) is divided into 4 areas for each. Middle latitude region (60S-60N) is divided into 48 areas (30degree by 30degree)2) VGI has 5 localized areas. North polar region (>50N), North middle latitude region (20N-60N), Equator region (20S-20N), South middle latitude region (20S-60S), South polar region (>50S)
3) SNGI (global) has 4 localized areas. North polar region (>50N), North middle latitude region (20N-60N), South middle latitude region (20S-60S), South polar region (>50S)