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FengYun :Fengyun, abbreviated FY, are China's weather satellites. China has launched polar orbit and geosynchronous orbit meteorological satellites since 1988.
FengYun/FY2D-VISSR :Moderate-resolution optical imager with 5 VIS/MWIR/TIR channels for imagery and wind derivation by tracking clouds and water vapour features.id:FengYun/FY2D-VISSR.a

FengYun/FY2D-VISSR.IR4A37800.7137934.5237590.8633400.0043789.635126.48241.555.07e-12FY-2DVISSRFY-2D VISSR IR4-A Spectral Response
FengYun/FY2D-VISSR.IR4B37807.3037941.1037597.4733400.0043950.545083.31241.475.06e-12FY-2DVISSRFY-2D VISSR IR4-B Spectral Response
FengYun/FY2D-VISSR.IR3B69249.5769628.0868633.6858516.9481400.0011064.6377.824.86e-13FY-2DVISSRFY-2D VISSR IR3-B Spectral Response
FengYun/FY2D-VISSR.IR3A69260.1369645.8068630.6358697.5581284.9311073.6677.814.86e-13FY-2DVISSRFY-2D VISSR IR3-A Spectral Response
FengYun/FY2D-VISSR.IR1B108443.92108672.55108071.8897021.66122969.4711698.4432.338.24e-14FY-2DVISSRFY-2D VISSR IR1-B Spectral Response
X
FengYun/FY2D-VISSR.IR1B
Filter Description

Filter ID (?) :FengYun/FY2D-VISSR.IR1B
Description (?) :FY-2D VISSR IR1-B Spectral Response
Phot.System (?) :VISSR
Detector Type (?) :Photon counter
Band Name (?) :------
Obs. Facility (?) :FY-2D
Instrument (?) :VISSR
Comments (?) :------

 
Mathematical properties

Property Calculated Specified Unit
λref (?) : 108443.92 ------- (Angstrom)
λmean (?) : 108672.55 ------- (Angstrom)
λcen (?) : 108585.14 ------- (Angstrom)
λeff (?) : 108071.88 ------- (Angstrom)
λpeak (?) : 110800.00 ------- (Angstrom)
λpivot (?) : 108443.92 ------- (Angstrom)
λphot (?) : 108222.11 ------- (Angstrom)
λmin (?) : 97021.66 ------- (Angstrom)
λmax (?) : 122969.47 ------- (Angstrom)
Weff (?) : 11698.44 ------- (Angstrom)
FWHM (?) : 11462.23 ------- (Angstrom)
Af/AV (?) : 0.0558 ------- ()
Fsun (?) : 0.0178 ------- (erg/cm2/s/A)

Transmission

Data file: ascii, VOTable

Reference for filter response: FengYun Spectral Response Functions

Transmission components: Filter + CCD + Instrumentid:FengYun/FY2D-VISSR.IR1B

   
Calibration properties

Vega System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 8.24179e-14(erg/cm2/s/A)
  ------- 32.33(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : FengYun/FY2D-VISSR.IR1B/Vega
 

AB System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 9.25628e-12(erg/cm2/s/A)
  ------- 3631.00(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : FengYun/FY2D-VISSR.IR1B/AB
 

ST System
PropertySpecified Calculated Unit
Zero Point (?) : ------- 3.631e-9(erg/cm2/s/A)
  ------- 1424347.46(Jy)
ZP Type (?) : Pogson
PhotCal ID (?) : FengYun/FY2D-VISSR.IR1B/ST
 


Filter added: 2020-08-19 11:35:33
Last update: 2021-07-27 19:07:59
FengYun/FY2D-VISSR.IR1A108451.74108689.39108063.4193590.48123342.8411745.9132.338.24e-14FY-2DVISSRFY-2D VISSR IR1-A Spectral Response
FengYun/FY2D-VISSR.IR2A119401.23119691.12118924.45103654.79133400.0011139.3726.815.64e-14FY-2DVISSRFY-2D VISSR IR2-A Spectral Response
FengYun/FY2D-VISSR.IR2B119560.25119821.63119129.22104420.88132922.9811401.1226.725.6e-14FY-2DVISSRFY-2D VISSR IR2-B Spectral Response
 

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This research has made use of the Spanish Virtual Observatory (https://svo.cab.inta-csic.es) project funded by MCIN/AEI/10.13039/501100011033/ through grant PID2020-112949GB-I00

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