8-day 1km L3 LST product specifications
-----------------------------------------------------------------------------
Version 61, Revision 2, modified on 09/18/2019.
Product Identifier: MOD11A2
Description: 8-day Land-surface Temperature at 1km grids
Contents:
SDS:
LST_Day_1km
QC_Day
Day_view_time
Day_view_angl
LST_Night_1km
QC_Night
Night_view_time
Night_view_angl
Emis_31
Emis_32
Clear_sky_days
Clear_sky_nights
Global Metadata:
StructuralMetadata.0
GROUP=GridStructure
GROUP=GRID_1
GridName="MODIS_Grid_8Day_1km_LST"
XDim=1200
YDim=1200
UpperLeftPointMtrs=(-7783653.637740,4447802.078700)
LowerRightMtrs=(-6671703.118080,3335851.559040)
Projection=GCTP_ISINUS
ProjParams=(6371007.181000,0,0,0,0,0,0,0,21600,0,1,0,0)
SphereCode=1
GridOrigin=HDFE_GD_UL
GROUP=Dimension
OBJECT=Dimension_1
DimensionName="XDim"
Size=1200
END_OBJECT=Dimension_1
OBJECT=Dimension_2
DimensionName="YDim"
Size=1200
END_OBJECT=Dimension_2
END_GROUP=Dimension
GROUP=DataField
OBJECT=DataField_1
DataFieldName="LST_Day_1km"
DataType=DFNT_UINT16
DimList=("YDim","XDim")
END_OBJECT=DataField_1
OBJECT=DataField_2
DataFieldName="QC_Day"
DataType=DFNT_UINT8
DimList=("YDim","XDim")
END_OBJECT=DataField_2
OBJECT=DataField_3
DataFieldName="Day_view_time"
DataType=DFNT_UINT8
DimList=("YDim","XDim")
END_OBJECT=DataField_3
OBJECT=DataField_4
DataFieldName="Day_view_angl"
DataType=DFNT_UINT8
DimList=("YDim","XDim")
END_OBJECT=DataField_4
OBJECT=DataField_5
DataFieldName="LST_Night_1km"
DataType=DFNT_UINT16
DimList=("YDim","XDim")
END_OBJECT=DataField_5
OBJECT=DataField_6
DataFieldName="QC_Night"
DataType=DFNT_UINT8
DimList=("YDim","XDim")
END_OBJECT=DataField_6
OBJECT=DataField_7
DataFieldName="Night_view_time"
DataType=DFNT_UINT8
DimList=("YDim","XDim")
END_OBJECT=DataField_7
OBJECT=DataField_8
DataFieldName="Night_view_angl"
DataType=DFNT_UINT8
DimList=("YDim","XDim")
END_OBJECT=DataField_8
OBJECT=DataField_9
DataFieldName="Emis_31"
DataType=DFNT_UINT8
DimList=("YDim","XDim")
END_OBJECT=DataField_9
OBJECT=DataField_10
DataFieldName="Emis_32"
DataType=DFNT_UINT8
DimList=("YDim","XDim")
END_OBJECT=DataField_10
OBJECT=DataField_11
DataFieldName="Clear_sky_days"
DataType=DFNT_UINT8
DimList=("YDim","XDim")
END_OBJECT=DataField_11
OBJECT=DataField_12
DataFieldName="Clear_sky_nights"
DataType=DFNT_UINT8
DimList=("YDim","XDim")
END_OBJECT=DataField_12
END_GROUP=DataField
GROUP=MergedFields
END_GROUP=MergedFields
END_GROUP=GRID_1
END_GROUP=GridStructure
Name: Type: Num_Val: Source: Value:
CoreMetadata.0
This string will contain the following PVL fields:
SIZEMBECSDATAGRANULE ECS-DOUBLE 1 TK Variable
REPROCESSINGPLANNED ECS-STRING 1 PGE
"further update is anticipated"
REPROCESSINGACTUAL ECS-STRING 1 PGE
"processed once"
LOCALGRANULEID ECS-STRING 1 PGE Variable
DAYNIGHTFLAG ECS-STRING 1 PGE "Both"
PRODUCTIONDATETIME ECS-STRING 1 TK Variable
LOCALVERSIONID ECS-STRING 1 PGE Variable
PARAMETERNAME ECS-STRING 1 PGE "MOD 8-DAY 1KM L3 LST"
AUTOMATICQUALITYFLAG ECS-STRING 1 PGE "Passed", "Suspect"
or "Failed"
AUTOMATICQUALITYFLAGEXPLANATION
ECS-STRING 1 PGE summarizing PGE test
OPERATIONALQUALITYFLAG ECS-STRING 1 DAAC Variable
OPERATIONALQUALITYFLAGEXPLANATION
ECS-STRING 1 DAAC Variable
SCIENCEQUALITYFLAG ECS-STRING 1 DP Variable
SCIENCEQUALITYFLAGEXPLANATION
ECS-STRING 1 DP Variable
QAPERCENTINTERPOLATEDDATA
ECS-INTEGER 1 PGE Variable
QAPERCENTMISSINGDATA ECS-INTEGER 1 PGE Variable
QAPERCENTOUTOFBOUNDSDATA ECS-INTEGER 1 PGE Variable
QAPERCENTCLOUDCOVER ECS-INTEGER 1 PGE Variable
SHORTNAME ECS-STRING 1 MCF "MOD11A2"
VERSIONID ECS-INTEGER 1 MCF Variable
INPUTPOINTER ECS-STRING FREE_RANGE PGE Variable
EXCLUSIONGRINGFLAG ECS-STRING 1 PGE "N"
GRINGPOINTLATITUDE ECS-DOUBLE 4 PGE Variable
GRINGPOINTLONGITUDE ECS-DOUBLE 4 PGE Variable
GRINGPOINTSEQUENCENO ECS-STRING 4 PGE Variable
RANGEBEGINNINGDATE ECS-DATE 1 PGE Variable
RANGEBEGINNINGTIME ECS_TIMR 1 PGE Variable
RANGEENDINGDATE ECS-DATE 1 PGE Variable
RANGEENDINGTIME ECS-TIME 1 PGE Variable
PGEVERSION ECS-STRING 1 PGE "6.4.3"
ADDITIONALATTRIBUTES ECS-STRING FREE_RANGE PGE Variable
includes the following seven attributes:
QAPERCENTGOODQUALITY ECS-INTEGER 1 PGE percent of good
quality pixels
QAPERCENTOTHERQUALITY ECS-INTEGER 1 PGE % of other quality
pixels
QAPERCENTNOTPRODUCEDCLOUD ECS-INTEGER 1 PGE % of pixels not
processed because
of cloud effects
QAPERCENTNOTPRODUCEDOTHER ECS-INTEGER 1 PGE % of pixels not
processed because
of effects other
than cloud
HORIZONTALTILENUMBER ECS-STRING PGE Variable
VERTICALTILENUMBER ECS-STRING PGE Variable
ASSOCIATEDPLATFORMSHORTNAME
ECS-STRING 1 PGE "AM-1"
ASSOCIATEDINSTRUMENTSHORTNAME
ECS-STRING 1 PGE "MODIS"
ASSOCIATEDSENSORSHORTNAME
ECS-STRING 1 PGE "CCD"
ArchiveMetadata.0 HDF-STRING 1 SDPtk Variable
This string will contain the following PVL fields:
GRIDTYPE ECS-STRING 1 PGE "INTEGERIZED SINUSOIDAL"
HORIZONTALTILENUMBER ECS-STRING 1 PGE Variable
VERTICALTILENUMBER ECS-STRING 1 PGE Variable
ALGORITHMPACKAGENAME ECS-STRING 1 PGE "MOD_PR11A_V2"
ALGORITHMPACKAGEVERSION ECS-STRING 1 MCF "6"
LONGNAME ECS-STRING 1 MCF "MODIS Level-3 8-day
1km Land Surface Temperature and Emissivity"
INSTRUMENTNAME ECS-STRING 1 PGE
"Moderate-Resolution Imaging SpectroRadiometer"
LOCALINPUTGRANULEID ECS-STRING 1 PGE Variable
PROCESSINGCENTER ECS-STRING 1 PGE "EDC"
PROCESSINGDATETIME ECS-DATETIME
1 PGE Variable
SPSOPARAMETERS ECS-STRING 1 PGE "2484 and 3323"
EASTBOUNDINGCOORDINATE ECS-DOUBLE 1 Input Variable
WESTBOUNDINGCOORDINATE ECS-DOUBLE 1 Input Variable
NORTHBOUNDINGCOORDINATE ECS-DOUBLE 1 Input Variable
SOUTHBOUNDINGCOORDINATE ECS-DOUBLE 1 Input Variable
===============================================================================
SDS Definition
SDS Name: LST_Day_1km
Description: 8-day daytime 1km grid Land-surface temperature
Data conversions:
LST_Day_1km = file data * scale_factor
Number Type: uint16
Rank: 2
Dimension sizes: (Data Rows, Maximum Number Data Bins per Row)
Dimension Names: (YDim:MODIS_Grid_8DAY_1km_LST, XDim:MODIS_Grid_8DAY_1km_LST)
Dimension_1: YDim
Dimension_2: XDim
SDS Metadata:
Name: Data Type: Num_val: Source: Value:
long_name HDF-STRING 1 code
"8-day daytime 1km grid Land-surface Temperature"
units HDF-STRING 1 code "K"
Number Type HDF-STRING 1 code "uint16"
valid_range HDF-uint16 2 code 7500,65535
_FillValue HDF-uint16 1 code NA
LST HDF_STRING 1 code "LST data * scale_factor"
scale_factor HDF-float64 1 code 0.02
add_offset HDF-float64 1 code 0.
scale_factor_err HDF-float64 1 code 0.
add_offset_err HDF-float64 1 code 0.
calibrated_nt HDF-int32 1 code 5
===============================================================================
SDS Definition
SDS Name: QC_Day
Description: Daytime LST Quality Indicators
Bit field legend; uint8
bit Long name Key
0-1 Mandatory QA flags 00=LST produced, good quality, not
necessary to examine more detailed QA
01=LST produced, other quality,
recommend examination of more
detailed QA
10=LST not produced due to cloud
effects
11=LST not produced primarily due to
reasons other than cloud
2-3 Data Quality flag 00=good data quality
01=other quality data
10=TBD
11=TBD
4-5 Emis Error flag 00=average emissivity error <= 0.01
01=average emissivity error <= 0.02
10=average emissivity error <= 0.04
11=average emissivity error > 0.04
6-7 LST Error flag 00=average LST error <= 1K
01=average LST error <= 2K
10=average LST error <= 3K
11=average LST error > 3K
Number Type: uint8
Rank: 2
Dimension sizes: (Data Rows, Maximum Number Data Bins per Row)
Dimension Names: (YDim:MODIS_Grid_8DAY_1km_LST, XDim:MODIS_Grid_8DAY_1km_LST)
Dimension_1: YDim
Dimension_2: XDim
SDS Metadata:
Name: Data Type: Num_val: Source: Value:
long_name HDF-STRING 1 code
"Quality control for daytime LST and emissivity"
Number Type HDF_STRING 1 code "uint8"
valid_range HDF-uint8 2 code 0,255
Note: there is no _FillValue for this SDS and bit fields in the SDS. This SDS
should be used with SDS LST_Day_1km together. If LST_Day_1km has _FillValue 0,
0-1 bits in QC_Day have value 10 or 11, other bit fields with 0 as undefined.
===============================================================================
SDS Definition
SDS Name: Day_view_time
Description: MODIS average daytime viewing (local sun) time
Data conversions:
Day_view_time = View_time data * scale_factor
Number Type: uint8
Rank: 2
Dimension sizes: (Data Rows, Maximum Number Data Bins per Row)
Dimension Names: (YDim:MODIS_Grid_8DAY_1km_LST, XDim:MODIS_Grid_8DAY_1km_LST)
Dimension_1: YDim
Dimension_2: XDim
SDS Metadata:
Name: Data Type: Num_val: Source: Value:
long_name HDF-STRING 1 code
"Average time of daytime Land-surface Temperature observation"
units HDF-STRING 1 code "hrs"
Number Type HDF_STRING 1 code "uint8"
valid_range HDF-uint8 2 code 0, 240
_FillValue HDF-uint8 1 code 255
scale_factor HDF-float64 1 code 0.1
add_offset HDF-float64 1 code 0.
scale_factor_err HDF-float64 1 code 0.
add_offset_err HDF-float64 1 code 0.
calibrated_nt HDF-int32 1 code 5
View_time HDF_STRING 1 code "View_time data * scale_factor"
===============================================================================
SDS Definition
SDS Name: Day_view_angl
Description: Average view zenith angle of daytime Land-surface temperature
Data conversions:
Day_view_angl = View_angl data * scale_factor + offset
Number Type: uint8
Rank: 2
Dimension sizes: (Data Rows, Maximum Number Data Bins per Row)
Dimension Names: (YDim:MODIS_Grid_8DAY_1km_LST, XDim:MODIS_Grid_8DAY_1km_LST)
Dimension_1: YDim
Dimension_2: XDim
SDS Metadata:
Name: Data Type: Num_val: Source: Value:
long_name HDF-STRING 1 code
"Average view zenith angle of daytime Land-surface Temperature"
units HDF-STRING 1 code "deg"
Number Type HDF-STRING 1 code "uint8"
View_angle HDF-STRING 1 code "View_angle data * scale_factor + offset"
valid_range HDF-uint8 2 code 0,130
_FillValue HDF-uint8 1 code 255
scale_factor HDF-float64 1 code 1.0
add_offset HDF-float64 1 code -65.0
scale_factor_err HDF-float64 1 code 0.
add_offset_err HDF-float64 1 code 0.
calibrated_nt HDF-int32 1 code 5
===============================================================================
SDS Definition
SDS Name: LST_Night_1km
Description: 8-day nighttime 1km grid Land-surface temperature
Data conversions:
LST_Night_1km = LST data * scale_factor
Number Type: uint16
Rank: 2
Dimension sizes: (Data Rows, Maximum Number Data Bins per Row)
Dimension Names: (YDim:MODIS_Grid_8DAY_1km_LST, XDim:MODIS_Grid_8DAY_1km_LST)
Dimension_1: YDim
Dimension_2: XDim
SDS Metadata:
Name: Data Type: Num_val: Source: Value:
long_name HDF-STRING 1 code
"8-day nighttime 1km grid Land-surface Temperature"
units HDF-STRING 1 code "K"
Number Type HDF-STRING 1 code "uint16"
valid_range HDF-uint16 2 code 7500,65535
_FillValue HDF-uint16 1 code 0
LST HDF-STRING 1 code "LST data * scale_factor"
scale_factor HDF-float64 1 code 0.02
add_offset HDF-float64 1 code 0.
scale_factor_err HDF-float64 1 code 0.
add_offset_err HDF-float64 1 code 0.
calibrated_nt HDF-int32 1 code 5
===============================================================================
SDS Definition
SDS Name: QC_Night
Description: Nighttime LST Quality Indicators
Bit field legend; uint8
bit Long name Key
0-1 Mandatory QA flags 00=LST produced, good quality, not
necessary to examine more detailed QA
01=LST produced, other quality,
recommend examination of more
detailed QA
10=LST not produced due to cloud
effects
11=LST not produced primarily due to
reasons other than cloud
2-3 Data Quality flag 00=good data quality
01=other quality data
10=TBD
11=TBD
4-5 Emis Error flag 00=average emissivity error <= 0.01
01=average emissivity error <= 0.02
10=average emissivity error <= 0.04
11=average emissivity error > 0.04
6-7 LST Error flag 00=average LST error <= 1K
01=average LST error <= 2K
10=average LST error <= 3K
11=average LST error > 3K
Number Type: uint8
Rank: 2
Dimension sizes: (Data Rows, Maximum Number Data Bins per Row)
Dimension Names: (YDim:MODIS_Grid_8DAY_1km_LST, XDim:MODIS_Grid_8DAY_1km_LST)
Dimension_1: YDim
Dimension_2: XDim
SDS Metadata:
Name: Data Type: Num_val: Source: Value:
long_name HDF-STRING 1 code
"Quality control for nighttime LST and emissivity"
Number Type HDF-STRING 1 code "uint8"
valid_range HDF-uint8 2 code 0,255
Note: there is no _FillValue for this SDS and bit fields in the SDS. This SDS
should be used with SDS LST_Night_1km together. If LST_Night_1km has _FillValue
0, 0-1 bits in QC_Night have value 10 or 11, other bit fields with 0 as
undefined.
===============================================================================
SDS Definition
SDS Name: Night_view_time
Description: MODIS average night viewing (local sun) time
Data conversions:
Night_view_time = View_time data * scale_factor
Number Type: uint8
Rank: 2
Dimension sizes: (Data Rows, Maximum Number Data Bins per Row)
Dimension Names: (YDim:MODIS_Grid_8DAY_1km_LST, XDim:MODIS_Grid_8DAY_1km_LST)
Dimension_1: YDim
Dimension_2: XDim
SDS Metadata:
Name: Data Type: Num_val: Source: Value:
long_name HDF-STRING 1 code
"Average time of nighttime Land-surface Temperature observation"
units HDF-STRING 1 code "hrs"
Number Type HDF-STRING 1 code "uint8"
valid_range HDF-uint8 2 code 0,240
_FillValue HDF-uint8 1 code 255
scale_factor HDF-float64 1 code 0.1
add_offset HDF-float64 1 code 0.
scale_factor_err HDF-float64 1 code 0.
add_offset_err HDF-float64 1 code 0.
calibrated_nt HDF-int32 1 code 5
View_time HDF_STRING 1 code "View_time data * scale_factor"
===============================================================================
SDS Definition
SDS Name: Night_view_angl
Description: MODIS average night viewing angle
Data conversions:
Night_view_angl = View_angl data * scale_factor + offset
Number Type: uint8
Rank: 2
Dimension sizes: (Data Rows, Maximum Number Data Bins per Row)
Dimension Names: (YDim:MODIS_Grid_8DAY_1km_LST, XDim:MODIS_Grid_8DAY_1km_LST)
Dimension_1: YDim
Dimension_2: XDim
SDS Metadata:
Name: Data Type: Num_val: Source: Value:
long_name HDF-STRING 1 code
"Average view zenith angle of nighttime Land-surface Temperature"
units HDF-STRING 1 code "deg"
Number Type HDF-STRING 1 code "uint8"
View_angle HDF-STRING 1 code "View_angle data * scale_factor + add_offset"
valid_range HDF-uint8 2 code 0,130
_FillValue HDF-uint8 1 code 255
scale_factor HDF-float64 1 code 1.0
add_offset HDF-float64 1 code -65.0
scale_factor_err HDF-float64 1 code 0.
add_offset_err HDF-float64 1 code 0.
calibrated_nt HDF-int32 1 code 5
===============================================================================
SDS Definition
SDS Name: Emis_31
Description: Band 31 emissivity
Data conversions:
Emis_31 = Emis_31 data * scale_factor + add_offset
Number Type: uint8
Rank: 2
Dimension sizes: (Data Rows, Maximum Number Data Bins per Row)
Dimension Names: (YDim:MODIS_Grid_8DAY_1km_LST, XDim:MODIS_Grid_8DAY_1km_LST)
Dimension_1: YDim
Dimension_2: XDim
SDS Metadata:
Name: Data Type: Num_val: Source: Value:
long_name HDF-STRING 1 code "Band 31 emissivity"
Number Type HDF-STRING 1 code "uint8"
valid_range HDF-uint8 2 code 1,255
_FillValue HDF-uint8 1 code 0
Emis_31 HDF-STRING 1 code
"Emis_31 data * scale_factor + add_offset"
scale_factor HDF-float64 1 code 0.002
add_offset HDF-float64 1 code 0.49
scale_factor_err HDF-float64 1 code 0.
add_offset_err HDF-float64 1 code 0.
calibrated_nt HDF-int32 1 code 5
===============================================================================
SDS Definition
SDS Name: Emis_32
Description: Band 32 emissivity
Data conversions:
Emis_32 = Emis_32 data * scale_factor + add_offset
Number Type: uint8
Rank: 2
Dimension sizes: (Data Rows, Maximum Number Data Bins per Row)
Dimension Names: (YDim:MODIS_Grid_8DAY_1km_LST, XDim:MODIS_Grid_8DAY_1km_LST)
Dimension_1: YDim
Dimension_2: XDim
SDS Metadata:
Name: Data Type: Num_val: Source: Value:
long_name HDF-STRING 1 code "Band 32 emissivity"
valid_range HDF-uint8 2 code 1,255
_FillValue HDF-uint8 1 code 0
Emis_32 HDF-STRING 1 code
"Emis_32 data * scale_factor + add_offset"
scale_factor HDF-float64 1 code 0.002
add_offset HDF-float64 1 code 0.49
scale_factor_err HDF-float64 1 code 0.
add_offset_err HDF-float64 1 code 0.
calibrated_nt HDF-int32 1 code 5
===============================================================================
SDS Definition
SDS Name: Clear_sky_days
Description: the days in clear-sky conditions and with validate LSTs
Bit field legend; uint8
bit Long name Key
0 day 1 clear-sky flag 00=day 1 is not clear-sky
01=day 1 is clear-sky
1 day 2 clear-sky flag 00=day 2 is not clear-sky
01=day 2 is clear-sky
2 day 3 clear-sky flag 00=day 3 is not clear-sky
01=day 3 is clear-sky
3 day 4 clear-sky flag 00=day 4 is not clear-sky
01=day 4 is clear-sky
4 day 5 clear-sky flag 00=day 5 is not clear-sky
01=day 5 is clear-sky
5 day 6 clear-sky flag 00=day 6 is not clear-sky
01=day 6 is clear-sky
6 day 7 clear-sky flag 00=day 7 is not clear-sky
01=day 7 is clear-sky
7 day 8 clear-sky flag 00=day 8 is not clear-sky
01=day 8 is clear-sky
Number Type: uint8
Rank: 2
Dimension sizes: (Data Rows, Maximum Number Data Bins per Row)
Dimension Names: (YDim:MODIS_Grid_8DAY_1km_LST, XDim:MODIS_Grid_8DAY_1km_LST)
Dimension_1: YDim
Dimension_2: XDim
SDS Metadata:
Name: Data Type: Num_val: Source: Value:
long_name HDF-STRING 1 code
"the days in clear-sky conditions and with validate LSTs"
Number Type HDF-STRING 1 code "uint8"
valid_range HDF-uint16 2 code 1,255
_FillValue HDF-uint16 1 code 0
============================================================================
SDS Definition
SDS Name: Clear_sky_nights
Description: the nights in clear-sky conditions and with validate LSTs
Bit field legend; uint8
bit Long name Key
0 night 1 clear-sky flag 00=night 1 is not clear-sky
01=night 1 is clear-sky
1 night 2 clear-sky flag 00=night 2 is not clear-sky
01=night 2 is clear-sky
2 night 3 clear-sky flag 00=night 3 is not clear-sky
01=night 3 is clear-sky
3 night 4 clear-sky flag 00=night 4 is not clear-sky
01=night 4 is clear-sky
4 night 5 clear-sky flag 00=night 5 is not clear-sky
01=night 5 is clear-sky
5 night 6 clear-sky flag 00=night 6 is not clear-sky
01=night 6 is clear-sky
6 night 7 clear-sky flag 00=night 7 is not clear-sky
01=night 7 is clear-sky
7 night 8 clear-sky flag 00=night 8 is not clear-sky
01=night 8 is clear-sky
Number Type: uint8
Rank: 2
Dimension sizes: (Data Rows, Maximum Number Data Bins per Row)
Dimension Names: (YDim:MODIS_Grid_8DAY_1km_LST, XDim:MODIS_Grid_8DAY_1km_LST)
Dimension_1: YDim
Dimension_2: XDim
SDS Metadata:
Name: Data Type: Num_val: Source: Value:
long_name HDF-STRING 1 code
"the nights in clear-sky conditions and with validate LSTs"
Number Type HDF-STRING 1 code "uint8"
valid_range HDF-uint16 2 code 1,255
_FillValue HDF-uint16 1 code 0
============================================================================