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.IR4A | 37800.71 | 37934.52 | 37590.86 | 33400.00 | 43789.63 | 5126.48 | 241.55 | 5.07e-12 | FY-2D | VISSR | FY-2D VISSR IR4-A Spectral Response | FengYun/FY2D-VISSR.IR4B | 37807.30 | 37941.10 | 37597.47 | 33400.00 | 43950.54 | 5083.31 | 241.47 | 5.06e-12 | FY-2D | VISSR | FY-2D VISSR IR4-B Spectral Response | FengYun/FY2D-VISSR.IR3B | 69249.57 | 69628.08 | 68633.68 | 58516.94 | 81400.00 | 11064.63 | 77.82 | 4.86e-13 | FY-2D | VISSR | FY-2D VISSR IR3-B Spectral Response | FengYun/FY2D-VISSR.IR3A | 69260.13 | 69645.80 | 68630.63 | 58697.55 | 81284.93 | 11073.66 | 77.81 | 4.86e-13 | FY-2D | VISSR | FY-2D VISSR IR3-A Spectral Response | FengYun/FY2D-VISSR.IR1B | 108443.92 | 108672.55 | 108071.88 | 97021.66 | 122969.47 | 11698.44 | 32.33 | 8.24e-14 | FY-2D | VISSR | FY-2D VISSR IR1-B Spectral Response | FengYun/FY2D-VISSR.IR1A | 108451.74 | 108689.39 | 108063.41 | 93590.48 | 123342.84 | 11745.91 | 32.33 | 8.24e-14 | FY-2D | VISSR | FY-2D VISSR IR1-A Spectral Response | FengYun/FY2D-VISSR.IR2A | 119401.23 | 119691.12 | 118924.45 | 103654.79 | 133400.00 | 11139.37 | 26.81 | 5.64e-14 | FY-2D | VISSR | FY-2D VISSR IR2-A Spectral Response | FengYun/FY2D-VISSR.IR2B | 119560.25 | 119821.63 | 119129.22 | 104420.88 | 132922.98 | 11401.12 | 26.72 | 5.6e-14 | FY-2D | VISSR | FY-2D VISSR IR2-B Spectral Response | FengYun/FY2D-VISSR.IR2B | Filter Description Filter ID (?) : | FengYun/FY2D-VISSR.IR2B |
Description (?) : | FY-2D VISSR IR2-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 (?) : |
119560.25 | ------- | (Angstrom) |
λmean (?) : |
119821.63 | ------- | (Angstrom) |
λcen (?) : |
119953.62 | ------- | (Angstrom) |
λeff (?) : |
119129.22 | ------- | (Angstrom) |
λpeak (?) : |
116800.00 | ------- | (Angstrom) |
λpivot (?) : |
119560.25 | ------- | (Angstrom) |
λphot (?) : |
119304.01 | ------- | (Angstrom) |
λmin (?) : |
104420.88 | ------- | (Angstrom) |
λmax (?) : |
132922.98 | ------- | (Angstrom) |
Weff (?) : |
11401.12 | ------- | (Angstrom) |
FWHM (?) : |
11461.61 | ------- | (Angstrom) |
Af/AV (?) : |
0.0377 | ------- | () |
Fsun (?) : |
0.0121 | ------- | (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.IR2B | | Calibration properties
Vega System Property | Specified | Calculated | Unit | Zero Point (?) : |
------- |
5.60403e-14 | (erg/cm2/s/A) |
|
------- |
26.72 | (Jy) |
ZP Type (?) : |
Pogson |
PhotCal ID (?) : |
FengYun/FY2D-VISSR.IR2B/Vega |
|
AB System Property | Specified | Calculated | Unit | Zero Point (?) : |
------- |
7.61506e-12 | (erg/cm2/s/A) |
|
------- |
3631.00 | (Jy) |
ZP Type (?) : |
Pogson |
PhotCal ID (?) : |
FengYun/FY2D-VISSR.IR2B/AB |
|
ST System Property | Specified | Calculated | Unit | Zero Point (?) : |
------- |
3.631e-9 | (erg/cm2/s/A) |
|
------- |
1731327.15 | (Jy) |
ZP Type (?) : |
Pogson |
PhotCal ID (?) : |
FengYun/FY2D-VISSR.IR2B/ST |
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Filter added: 2020-08-19 11:35:21 Last update: 2021-07-27 19:08:00 |
Filter Plots
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