系统业务产品特性卡

1、1 FY-3A中分辨率光谱成像仪 L1数据（OBC1.1数据概况表1 FY-3A中分辨率光谱成像仪L1数据（OBC）概况表产品名称FY-3A中分辨率光谱成像仪 L1数据（OBCFY-3AMERSLevel 1 On boardcalibrati ondataProducts物理意义（中英文）该产品存放MERS1星上定标设备相关的原始数 据和定标处理结果数据This product in cludes the MERSI on board calibrati on source data and the results of calibrati on process ing用途（中英文）该数据主

2、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。This product is used to offli ne an alysis ofin strume nts status and on board calibrati on process ing, especially for calibrati on of solar reflective ban ds.用户MERS仪器研制方和定标工作组MERSI Manu facturer and Calibratio n Worki ngGroup1.2数据基本信息表2 FY-3A中分辨率光谱

3、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：FY 3A_MERSI_GBAL_L1_Y YYYMMDD_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GBAL型数据级别L1分辨率数据格式名HDF称分块方式块/5分钟数据量5.36M2 L1数据规格2.1结构特性2.1.1 HDF数据格式结构表3 FY-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1Frame_C ountFrame

4、_C ount帧计数2Broadcast_TlmeBroadcast_TIme广播时间3Day_Cou ntDay_Cou nt天计数4Milliseco nd_Cou ntMilliseco nd_Cou nt毫秒计数5TimentervalTimenterval时间间隔6Time_Co untTime_Co unt计时器7Positi onPositi on位置8Positio n_TimePositio n_Time位置时间9AttitudeAttitude姿态10Attitude_TimeAttitude_Time姿态时间11Cal_Sig nalCal_Sig nal定标器信号12B

5、racket_Calibratior_TempBracket_Calibratior_Temp支架温度DN13Cool_Tem_VoltageCool_Tem_Voltage辐冷温度电压14Status_TelemetryStatus_Telemetry遥测状态参数15Gain_statusGain_status增益状态16BB_TempBB_Temp黑体温度17Scan TypeScan Type扫描类型18VOC start timeVOC start timeVOC起始时间（十进制小时）19BB start timeBB start timeBB起始时 间（十进制 小时）20SV sta

6、rt timeSV start timeSV起始时 间（十进制 小时）21EV start timeEV start timeEV起始时 间（十进制 小时）22EV cen ter timeEV cen ter time地球观测 中心时间 （十进制小时）23VOC Sun azimuthVOC Sun azimuth积分球太阳方位角24VOC Sun zen ithVOC Sun zen ith积分球太阳天顶角25IR_Cal_CoeffIR_Cal_Coeff红外通道定标系数26VIS_Cal_CoeffVIS_Cal_Coeff可见光通道定标系数27TimeCode_QC_FlagTime

7、Code_QC_Flag时间码质量检验码28In strme nt_State_QC_FlagIn strme nt_State_QC_Flag仪器状态质量检验码29IR_DN_Normalized_CoeffIR_DN_Normalized_Coeff红外通道 多探元修 正系数30VIS_250m_DN_Normalized_CoeffVIS_250m_DN_Normalized_Coeff250m反射 通道多探 元修正系 数31VIS_1km_DN_Normalized_CoeffVIS_1km_DN_Normalized_Coeff1km反射通道多探元修正系数科学数据集科学数据集名（英文

8、）科学数据集中文名SDS1SV_250m_REFLSV_250m_REFL250M反射通道空间扫描DNVOC_250m_REFLVOC_250m_REFL250M反射SDS通道星上2定标器扫描DNSDS3BB_250m_REFLBB_250m_REFL250M反射通道黑体扫描DNSDS4SV_250m_EMISSV_250m_EMIS250M红外通道空间扫描DNSDS5VOC_250m_ EMISVOC_250m_ EMIS250M红外通道星上定标器扫描DNSDS6BB_250m_ EMISBB_250m_ EMIS250M红外通道黑体扫描DNSDS7SV_1kmSV_1km1KM反射通道空间

9、扫描DNVOC_1kmVOC_1km1KM反射SDS通道星上8定标器扫描DNSDSBB_1kmBB_1km1KM反射9通道黑体扫描DNSDS10OBC_PRT_TemperatureOBC_PRT_Temperature星上定标器PRT温度SDS11OBC_BB_Average_TemperatureOBC_BB_Average_Temperature星上黑体平均温度SDS12DN_avg_SV_1kmDN_avg_SV_1km1KM反射通道空间扫描DN平均值SDS13DN_avg_SV_250mDN_avg_SV_250m250M反射通道空间扫描DN平均值SDS14IR_DN_SVIR_DN

10、_SV250M红外通道空间扫描DN平均值SDSEVC_Lon_LatEVC_Lon_Lat1KM星下15点经纬度EVC_Azi_ZenEVC_Azi_Zen太阳相对SDS卫星角度16（方位角天顶角）BB_250m_EMIS_QC_FlagBB_250m_EMIS_QC_Flag红外通道SDS黑体扫描17数据质量检验码SV_250m_EMIS_QC_FlagSV_250m_EMIS_QC_Flag红外通道SDS空间扫描18数据质量检验码2.1.2 HDF全局文件属性表4 FY-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里值/古描述属性名称数据类型数里值2.1.3

11、私有文件属性表5 FY-3A中分辨率光谱成像仪L1数据（OBC私有文件属性定义场J LD亠厶ntr t描述属性名称数据类型数里/有效范2.1.4科学数据集表6 FY-3A中分辨率光谱成像仪 L1数据（OBC科学数据集（SDS定义SDS 1. SDS NameTypeDime nsionsData SizeSV_250m_REFLui nt164, 200*40,241.536MSDS AttributeData Typenu mbervalueunitsstri ng1NOvalid_ra ngein t3220,4095_FillValuein t321-9999in terceptfloa

12、t3240slopefloat3241long_n amestri ng1"Space View DN of 250mReflective Ban ds"SDS 2. SDS NameTypeDime nsionsData SizeVOC_250m_REFLui nt164, 200*40,241.536MSDS AttributeData Typenu mbervalueunitsstri ng1NOvalid_ra ngein t3220,4095_FillValuein t321-9999in terceptfloat3240slopefloat3241long_n

13、amestri ng1"Visble OboardCalibrator DN of 250mReflective Ban ds"SDS 3. SDS NameTypeDime nsionsData SizeBB_250m_REFLui nt164, 200*40,241.536MSDS AttributeData Typenu mbervalueunitsstri ng1NOvalid_ra ngein t3220,4095_FillValuein t321-9999in terceptfloat3240slopefloat3241long_n amestri ng1&qu

14、ot;BlackBody Sca nning DN of 250m Reflective Ban ds"SDS 4. SDS NameTypeDime nsionsData SizeSV_250m_EMISui nt161,200*40, 240.384MSDS AttributeData Typenu mbervalueunitsstri ng1NOvalid_ra ngein t3220,4095_FillValuein t321-9999in terceptfloat3210slopefloat3211long_n amestri ng1"Space View DN

15、of 250mEmissive Ban ds"SDS 5. SDS NameTypeDime nsionsData SizeVOC_250m_ EMISui nt161,200*40,240.384MSDS AttributeData Typenu mbervalueunitsstri ng1NOvalid_ra ngein t3220,4095_FillValuein t321-9999in terceptfloat3210slopefloat3211"Visble Oboardlong_n amestri ng1Calibrator DN of 250mEmissive

16、 Ban ds"SDS 6. SDS NameTypeDime nsionsData SizeBB_250m_ EMISui nt161,200*40,240.384MSDS AttributeData Typenu mbervalueunitsstri ng1NOvalid_ra ngein t3220,4095_FillValuein t321-9999in terceptfloat3210slopefloat3211long_n amestri ng1"BlackBody Sca nning DN of 250m Emissive Ban ds"SDS 7.

17、 SDS NameTypeDime nsionsData SizeSV_1kmui nt1615, 200*10,0.3606SDS AttributeData Typenu mbervalueunitsstri ng1NOvalid_ra ngein t3220,4095_FillValuein t321-9999in terceptfloat32150slopefloat32151long_n amestri ng1"Space View DN of 1kmReflective Ban ds"SDS 8. SDS NameTypeDime nsionsData Size

18、V0C_1kmui nt1615, 200*10,60.360SDS AttributeData Typenu mbervalueunitsstri ng1NOvalid_ra ngein t3220,4095_FillValuein t321-9999in terceptfloat32150slopefloat32151"Visble Oboardlong_n amestri ng1Calibrator DN of 1kmReflective Ban ds"SDS 9. SDS NameTypeDime nsionsData SizeBB_1kmui nt1615, 20

19、0*10,0.3606SDS AttributeData Typenu mbervalueunitsstri ng1NOvalid_ra ngein t3220,4095_FillValuein t321-9999in terceptfloat32150slopefloat32151long_n amestri ng1"BlackBody Sca nning DN of 1km Reflective Ban ds"SDS 10. SDS NameTypeDime nsionsData SizeOBC_PRT_TemperatureFloat32200, 40.032SDS

20、AttributeData Typenu mbervalueunitsstri ng1NOvalid_ra ngefloat6420,4095_FillValuefloat641-9999in terceptfloat6410slopefloat6411long_n amestri ng1"BlackBody 4 PRTstemperature"SDS 11. SDS NameTypeDime nsionsData SizeOBC_BB_Average_TempeFloat32200, 10.008ratureSDS AttributeData Typenu mberval

21、ueunitsstri ng1NOvalid_ra ngefloat6420,4095_FillValuefloat641-9999in terceptfloat6410slopefloat6411long_n amestri ng1"BlackBody mean of 4PRTs temperature"SDS 12. SDS NameTypeDime nsionsData SizeDN_avg_SV_1kmFloat3215, 200*100.12MSDS AttributeData Typenu mbervalueunitsstri ng1NOvalid_ra nge

22、float6420,4095_FillValuefloat641-9999in terceptfloat64150slopefloat64151"Mea n value of Spacelong_n amestri ng1View DN of 1km ReflectiveBan ds"SDS 13. SDS NameTypeDime nsionsData SizeDN_avg_SV_250mFloat324, 200*400.128MSDS AttributeData Typenu mbervalueunitsstri ng1NOvalid_ra ngefloat6420,

23、4095_FillValuefloat641-9999in terceptfloat6440slopefloat6441"Mea n value of Spacelong_n amestri ng1View DNof 250mReflectiveBan ds"SDS 14. SDS NameTypeDime nsionsData SizeIR_DN_SVFloat321,200* 400.032MBSDS AttributeData Typenu mbervalueunitsstri ng1NOvalid_ra ngefloat6420,4095_FillValuefloa

24、t641-9999in terceptfloat6410slopefloat6411"Mea n value of Spacelong_n amestri ng1View DN of 250m EmissiveBand"SDS 15. SDS NameTypeDime nsionsData SizeEVC_Lon_Latfloat322000,20.016M（1KM星下点经纬度）SDS AttributeData Typenu mbervalueunitsstri ng1"degrees"valid_ra ngefloat642-180.0, 180.0

25、_FillValuefloat641-999.9in terceptfloat6410.0slopefloat6411.0long_n amestri ng1"EVC Nadir Lon gitude and Lattitude"SDS 16. SDS NameTypeDime nsionsData SizeEVC_Azi_Zen(1KM星下点时刻太阳相float322000,20.016M对卫星角度方位角天顶角)SDS AttributeData Typenu mbervalueunitsstri ng1"degrees"valid_ra ngein

26、t322-18000, 18000 / 0,1800_FillValuein t321-32767 / 7FFFin terceptfloat3230.0slopefloat3230.01long_n amestri ng1"EVC Nadir Azimuth andZenith An gle"SDS 17. SDS NameTypeDime nsionsData SizeBB_250m_EMIS_QC_F agUin t880000.008SDS AttributeData Typenu mbervalueunitsstri ng1NOvalid_ra ngein t3220 or 1_FillValuein t321-9999in terceptFloat3210slopeFloat3211long_n amestri ng1"250m Emissive BB Sca nQuality Check"SDS 18. SD