产品管理系统业务产品特性卡.docx
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产品管理系统业务产品特性卡
(产品管理)系统业务产品特性卡
FY-3A中分辨率光谱成像仪L1数据(OBC)
1.1数据简介
表1FY-3A中分辨率光谱成像仪L1数据(OBC)简介表
产品名称,FY-3A中分辨率光谱成像仪L1数据(OBC)
FY-3AMERSILevel1OnboardcalibrationdataProducts
物理意义(中英文),该产品存放MERSI星上定标设备关联的原始数据和定标处理结果数据
ThisproductincludestheMERSIonboardcalibrationsourcedataandtheresultsofcalibrationprocessing
用途(中英文),该数据主要用于MERSI星上性能状态离线分析和星上定标离线处理,特别是可见近红外通道星上定标数据处理。
Thisproductisusedtoofflineanalysisofinstrumentsstatusandonboardcalibrationprocessing,especiallyforcalibrationofsolarreflectivebands.
用户,MERSI仪器研制方和定标工作组
MERSIManufacturerandCalibrationWorkingGroup
1.2数据基本信息
表2FY-3A中分辨率光谱成像仪L1数据(OBC)基本信息表
产品名称:
FY-3A中分辨率光谱成像仪L1数据(OBC)
文件名约定:
FY3A_MERSI_GBAL_L1_YYYYMMDD_HHmm_OBCXX_MS.HDF
栏目,值,备注
卫星名,FY3A,参考“附件2:
风云三号应用数据文件名命名规范”4.3
仪器名称,MERSI,
数据区域类型,GBAL,
数据级别,L1,
分辨率,,
数据格式名称,HDF,
分块方式,块/5分钟,
数据量,5.36M,
2L1数据规格
2.1结构特性
2.1.1HDF数据格式结构
表3FY-3A中分辨率光谱成像仪L1数据(OBC)HDF结构
L1全局文件属性
私有文件属性,私有文件属性名,私有文件属性中文名
1,Frame_Count,Frame_Count,帧计数
2,Broadcast_TIme,Broadcast_TIme,广播时间
3,Day_Count,Day_Count,天计数
4,Millisecond_Count,Millisecond_Count,毫秒计数
5,Time_Interval,Time_Interval,时间间隔
6,Time_Count,Time_Count,计时器
7,Position,Position,位置
8,Position_Time,Position_Time,位置时间
9,Attitude,Attitude,姿态
10,Attitude_Time,Attitude_Time,姿态时间
11,Cal_Signal,Cal_Signal,定标器信号
12,Bracket_Calibratior_Temp,Bracket_Calibratior_Temp,支架温度DN
13,Cool_Tem_Voltage,Cool_Tem_Voltage,辐冷温度电压
14,Status_Telemetry,Status_Telemetry,遥测状态参数
15,Gain_status,Gain_status,增益状态
16,BB_Temp,BB_Temp,黑体温度
17,ScanType,ScanType,扫描类型
18,VOCstarttime,VOCstarttime,VOC起始时间(十进制小时)
19,BBstarttime,BBstarttime,BB起始时间(十进制小时)
20,SVstarttime,SVstarttime,SV起始时间(十进制小时)
21,EVstarttime,EVstarttime,EV起始时间(十进制小时)
22,EVcentertime,EVcentertime,地球观测中心时间(十进制小时)
23,VOCSunazimuth,VOCSunazimuth,积分球太阳方位角
24,VOCSunzenith,VOCSunzenith,积分球太阳天顶角
25,IR_Cal_Coeff,IR_Cal_Coeff,红外通道定标系数
26,VIS_Cal_Coeff,VIS_Cal_Coeff,可见光通道定标系数
27,TimeCode_QC_Flag,TimeCode_QC_Flag,时间码质量检验码
28,Instrment_State_QC_Flag,Instrment_State_QC_Flag,仪器状态质量检验码
29,IR_DN_Normalized_Coeff,IR_DN_Normalized_Coeff,红外通道多探元修正系数
30,VIS_250m_DN_Normalized_Coeff,VIS_250m_DN_Normalized_Coeff,250m反射通道多探元修正系数
31,VIS_1km_DN_Normalized_Coeff,VIS_1km_DN_Normalized_Coeff,1km反射通道多探元修正系数
科学数据集,科学数据集名(英文),科学数据集中文名
SDS1,SV_250m_REFL,SV_250m_REFL,250M反射通道空间扫描DN
SDS2,VOC_250m_REFL,VOC_250m_REFL,250M反射通道星上定标器扫描DN
SDS3,BB_250m_REFL,BB_250m_REFL,250M反射通道黑体扫描DN
SDS4,SV_250m_EMIS,SV_250m_EMIS,250M红外通道空间扫描DN
SDS5,VOC_250m_EMIS,VOC_250m_EMIS,250M红外通道星上定标器扫描DN
SDS6,BB_250m_EMIS,BB_250m_EMIS,250M红外通道黑体扫描DN
SDS7,SV_1km,SV_1km,1KM反射通道空间扫描DN
SDS8,VOC_1km,VOC_1km,1KM反射通道星上定标器扫描DN
SDS9,BB_1km,BB_1km,1KM反射通道黑体扫描DN
SDS10,OBC_PRT_Temperature,OBC_PRT_Temperature,星上定标器PRT温度
SDS11,OBC_BB_Average_Temperature,OBC_BB_Average_Temperature,星上黑体平均温度
SDS12,DN_avg_SV_1km,DN_avg_SV_1km,1KM反射通道空间扫描DN平均值
SDS13,DN_avg_SV_250m,DN_avg_SV_250m,250M反射通道空间扫描DN平均值
SDS14,IR_DN_SV,IR_DN_SV,250M红外通道空间扫描DN平均值
SDS15,EVC_Lon_Lat,EVC_Lon_Lat,1KM星下点经纬度
SDS16,EVC_Azi_Zen,EVC_Azi_Zen,太阳相对卫星角度(方位角\天顶角)
SDS17,BB_250m_EMIS_QC_Flag,BB_250m_EMIS_QC_Flag,红外通道黑体扫描数据质量检验码
SDS18,SV_250m_EMIS_QC_Flag,SV_250m_EMIS_QC_Flag,红外通道空间扫描数据质量检验码
2.1.2HDF全局文件属性
表4FY-3A中分辨率光谱成像仪L1数据(OBC)全局文件属性定义
描述,属性名称,数据类型,数量,值
卫星名称(如FY-3A等),SatelliteName,8-bitsignedchar,不定长,FY-3A
仪器名称,SensorName,8-bitsignedchar,不定长,MediumResolutionSpectralImager
传感器代码(如VIRR),SensorIdentificationCode,8-bitsignedchar,不定长,MERSI
数据集名称(如MPT),DatasetName,8-bitsignedchar,不定长,MPT
文件名称,FileName,8-bitsignedchar,不定长,
文件别名,FileAliasName,8-bitsignedchar,不定长,
产品生成地(NSMC),Responser,8-bitsignedchar,不定长,NSMC
处理软件版本号(如V1.0.0),VersionOfSoftware,8-bitsignedchar,不定长,V1.0.0
处理软件更新日期,SoftwareRevisionDate,8-bitsignedchar,不定长,
定标系数版本号,VersionOfCoefficientIndex,8-bitsignedchar,不定长,
定标系数更新日期,CoefficientIndexRevisionDate,8-bitsignedchar,不定长,
数据观测开始日期(包括年月日),ObservingBeginningDate,8-bitsignedchar,不定长,
数据观测开始时间(包括时分秒毫秒),ObservingBeginningTime,8-bitsignedchar,不定长,
数据观测结束日期(包括年月日),ObservingEndingDate,8-bitsignedchar,不定长,
数据观测结束时间(包括时分秒毫秒),ObservingEndingTime,8-bitsignedchar,不定长,
数据创建日期(包括年月日),DataCreatingDate,8-bitsignedchar,不定长,
数据创建时间(包括时分秒毫秒),DataCreatingTime,8-bitsignedchar,不定长,
白天夜间标志,DayOrNightFlag,8-bitsignedchar,不定长,
轨道号,OrbitNumber,32-bitunsignedInteger,1,
轨道周期,OrbitPeriod,16-bitunsignedInteger,1,
轨道方向,OrbitDirection,8-bitsignedchar,1,
数据质量标记(1-5级),DataQuality,8-bitunsignedInteger,1,
总扫描数,NumberOfScans,32-bitsignedInteger,1,
白天模式扫描数,NumberOfDaymodescans,32-bitsignedInteger,1,
晚上模式扫描数,NumberofNightmodescans,32-bitsignedInteger,1,
不完整的扫描数,IncompleteScans,32-bitsignedInteger,1,
扫描线质量检验码,QA_Scan_Flag,8-bitunsignedInteger,nscans,
象元质量检验码,QA_Pixel_Flag,16-bitunsignedInteger,nscans,
起始行号,BeginLineNumber,16-bitunsignedInteger,1,
结束行号,EndLineNumber,16-bitunsignedInteger,1,
起始象元号,BeginPixelNumber,16-bitunsignedInteger,1,
结束象元号,EndPixelNumber,16-bitunsignedInteger,1,
地球椭球参考坐标系ID(WGS84),ReferenceEllipsoidModelID,8-bitsignedchar,1,
日地距离比,Earth/SunDistanceRatio,64-bitfloatingpoint,1,
地球半径(m),EarthRadius,64-bitfloatingpoint,1,
地球扁率,EarthOblateness,64-bitfloatingpoint,1,
地球偏心率,EarthEccentricity,64-bitfloatingpoint,1,
历元时间,EpochTime,64-bitfloatingpoint,1,
半长轴(KM),SemimajorAxis,64-bitfloatingpoint,1,
偏心率,Eccentricity,64-bitfloatingpoint,1,
倾角(度),OrbitalInclination,64-bitfloatingpoint,1,
升交点赤经(度),AscendingNodeLongitude,64-bitfloatingpoint,1,
近地点角(度),PerigeeArgument,64-bitfloatingpoint,1,
平近地点角(度),MeanAnomaly,64-bitfloatingpoint,1,
轨道4个角点纬度,OrbitPointLatitude,32-bitfloatingpoint,4,
轨道4个角点经度,OrbitPointLongitude,32-bitfloatingpoint,4,
文件的附加说明(能够对文件的使用、创建人等说明),AdditionalAnotation,8-bitsignedchar,不定长,
2.1.3私有文件属性
表5FY-3A中分辨率光谱成像仪L1数据(OBC)私有文件属性定义
描述,属性名称,数据类型
数量/有效范围
帧计数,Frame_Count,Int32,[200,1]/
广播时间,Broadcast_TIme,Float64,[200,1]/
天计数,Day_Count,Int32,[200,1]/
毫秒计数,Millisecond_Count,Int32,[200,1]/
时间间隔,Time_Interval,Int16,[200,1]/
计时器,Time_Count,Int64,[200,1]/
位置,Position,int32,[200,3]/
位置时间,Position_Time,unt32,[200,1]/
姿态,Attitude,int16,[200,3]/
姿态时间,Attitude_Time,uint32,[200,1]/
定标器信号,Cal_Signal,uint16,[200,5]/
支架温度DN,Bracket_Calibratior_Temp,uint16,[200,2]/
辐冷温度电压,Cool_Tem_Voltage,uint16,[200,3]/
遥测状态参数,Status_Telemetry,uint16,[200,2]/
增益状态,Gain_status,uint8,[200,3]/
黑体温度,BB_Temp,uint16,[200,4]/
扫描类型,ScanType,uint8,200//
VOC起始时间,VOCstarttime,Float64,200/
BB起始时间,BBstarttime,Float64,200/
SV起始时间,SVstarttime,Float64,200/
EV起始时间,EVstarttime,Float64,200/
地球观测中心时间,EVcentertime,Float64,200/
积分球太阳方位角,VOCSunazimuth,FLOAT32,200/
积分球太阳天顶角,VOCSunzenith,FLOAT32,200/
红外通道定标系数,IR_Cal_Coeff,float64,[200,4]/
可见光通道定标系数,VIS_Cal_Coeff,float64,[19,3]/
时间码质量检验码,TimeCode_QC_Flag,uint8,200/
仪器状态质量检验码,Instrment_State_QC_Flag,Uint32,200/
红外通道多探元修正系数,IR_DN_Normalized_Coeff,Float32,[8000,2]/
250m反射通道多探元修正系数,VIS_250m_DN_Normalized_Coeff,Float32,[4,40,2]/
1km反射通道多探元修正系数,VIS_1km_DN_Normalized_Coeff,Float32,[15,10,2]/
2.1.4科学数据集
表6FY-3A中分辨率光谱成像仪L1数据(OBC)科学数据集(SDS)定义
SDSName,Type,Dimensions,DataSize
SV_250m_REFL,uint16,[4,200*40,24],1.536M
SDSAttribute,DataType,number,value
units,string,1,NO
valid_range,int32,2,[0,4095]
_FillValue,int32,1,-9999
intercept,float32,4,0
slope,float32,4,1
long_name,string,1,"SpaceViewDNof250mReflectiveBands"
SDSName,Type,Dimensions,DataSize
VOC_250m_REFL,uint16,[4,200*40,24],1.536M
SDSAttribute,DataType,number,value
units,string,1,NO
valid_range,int32,2,[0,4095]
_FillValue,int32,1,-9999
intercept,float32,4,0
slope,float32,4,1
long_name,string,1,"VisbleOboardCalibratorDNof250mReflectiveBands"
SDSName,Type,Dimensions,DataSize
BB_250m_REFL,uint16,[4,200*40,24],1.536M
SDSAttribute,DataType,number,value
units,string,1,NO
valid_range,int32,2,[0,4095]
_FillValue,int32,1,-9999
intercept,float32,4,0
slope,float32,4,1
long_name,string,1,"BlackBodyScanningDNof250mReflectiveBands"
SDSName,Type,Dimensions,DataSize
SV_250m_EMIS,uint16,[1,200*40,24],0.384M
SDSAttribute,DataType,number,value
units,string,1,NO
valid_range,int32,2,[0,4095]
_FillValue,int32,1,-9999
intercept,float32,1,0
slope,float32,1,1
long_name,string,1,"SpaceViewDNof250mEmissiveBands"
SDSName,Type,Dimensions,DataSize
VOC_250m_EMIS,uint16,[1,200*40,24],0.384M
SDSAttribute,DataType,number,value
units,string,1,NO
valid_range,int32,2,[0,4095]
_FillValue,int32,1,-9999
intercept,float32,1,0
slope,float32,1,1
long_name,string,1,"VisbleOboardCalibratorDNof250mEmissiveBands"
SDSName,Type,Dimensions,DataSize
BB_250m_EMIS,uint16,[1,200*40,24],0.384M
SDSAttribute,DataType,number,value
units,string,1,NO
valid_range,int32,2,[0,4095]
_FillValue,int32,1,-9999
intercept,float32,1,0
slope,float32,1,1
long_name,string,1,"BlackBodyScanningDNof250mEmissiveBands"
SDSName,Type,Dimensions,DataSize
SV_1km,uint16,[15,200*10,6],0.360
SDSAttribute,DataType,number,value
units,string,1,NO
valid_range,int32,2,[0,4095]
_FillValue,int32,1,-9999
intercept,float32,15,0
slope,float32,15,1
long_name,string,1,"SpaceViewDNof1kmReflectiveBands"
SDSName,Type,Dimensions,DataSize
VOC_1km,uint16,[15,200*10,6],0.360
SDSAttribute,DataType,number,value
units,string,1,NO
valid_range,int32,2,[0,4095]
_FillValue,int32,1,-9999
intercept,float32,15,0
slope,float32,15,1
long_name,string,1,"VisbleOboardCalibratorDNof1kmReflectiveBands"
SDSName,Type,Dimensions,DataSize
BB_1km,uint16,[15,200*10,6],0.360
SDSAttribute,DataType,number,value
units,string,1,NO
valid_range,int32,2,[0,4095]
_FillValue,int32,1,-9999
intercept,float32,15,0
slope,float32,15,1
long_name,string,1,"BlackBodyScanningDNof1kmReflectiveBands"
SDSName,Type,Dimensions,DataSize
OBC_PRT_Temperature,Float32,[200,4],0.032
SDSAttribute,DataType,number,value
units,string,1,NO
valid_range,float64,2,[0,4095]
_FillValue,float64,1,-9999
intercept,float64,1,0
slope,float64,1,1
long_name,string,1,"BlackBody4PRTstemperature"
SDSName,Type,Dimensions,DataSize
OBC_BB_Average_Temperature,Float32,[200,1],0.008
SDSAttribute,DataType,number,value
units,string,1,NO
valid_range,float64,2,[0,4095]
_FillVa