This file generated: 15/10/2019


README SRF:

README file for INSAT-3D sounder instrument
January 2016


Original filter files are stored under directory INSAT3D_SOUNDER_23Oct2013
and are named ins3d_snd_lab_chxx.dat where xx is the channel number.
SRF is expressed as function of wavelenght with a maximum response value of 1.00

Reference document for spectral response functions is:
 http://www.imd.gov.in/section/satmet/dynamic/INSATSRF.pdf
On Jan 18th, 2016 the valid link is:
 http://satellite.imd.gov.in/dynamic/INSATSRF.pdf

Some information on INSAT-3D satellite, instruments and products can be available in document:
 http://satellite.imd.gov.in/dynamic/INSAT3D_Catalog.pdf

RTTOV ID for INSAT-3x platform is 40
RTTOV satellite number INSAT-3D 4
RTTOV ID for sounder sensor is 39

RTTOV convention for INSAT-3D/Sounder instrument name is insat3_4_sounder

Sounder instrument:
18 channels
  1 LWIR-1 14.7mu
  2 LWIR-2 14.3mu
  3 LWIR-3 14.0mu
  4 LWIR-4 13.6mu
  5 LWIR-5 13.3mu
  6 LWIR-6 12.6mu
  7 LWIR-7 12.0mu
  8 MWIR-1 11.0mu
  9 MWIR-2  9.7mu
 10 MWIR-3  7.4mu
 11 MWIR-4  7.0mu
 12 MWIR-5  6.5mu
 13 SWIR-1  4.62mu
 14 SWIR-2  4.54mu
 15 SWIR-3  4.48mu
 16 SWIR-4  4.15mu
 17 SWIR-5  4.0mu
 18 SWIR-6  3.8mu


Download all SRFs: rtcoef_insat3_4_sounder_srf.tar.gz


Channel 01
Central wavenumber/wavelength: 681.621 cm-1 / 14.671 microns
Comment: 1, INSAT-3D Sounder LWIR-1
SRF data: rtcoef_insat3_4_sounder_srf_ch01.txt
SRF plot: rtcoef_insat3_4_sounder_srf_ch01.png
Channel 02
Central wavenumber/wavelength: 698.621 cm-1 / 14.314 microns
Comment: 2, INSAT-3D Sounder LWIR-2
SRF data: rtcoef_insat3_4_sounder_srf_ch02.txt
SRF plot: rtcoef_insat3_4_sounder_srf_ch02.png
Channel 03
Central wavenumber/wavelength: 712.581 cm-1 / 14.033 microns
Comment: 3, INSAT-3D Sounder LWIR-3
SRF data: rtcoef_insat3_4_sounder_srf_ch03.txt
SRF plot: rtcoef_insat3_4_sounder_srf_ch03.png
Channel 04
Central wavenumber/wavelength: 733.353 cm-1 / 13.636 microns
Comment: 4, INSAT-3D Sounder LWIR-4
SRF data: rtcoef_insat3_4_sounder_srf_ch04.txt
SRF plot: rtcoef_insat3_4_sounder_srf_ch04.png
Channel 05
Central wavenumber/wavelength: 750.099 cm-1 / 13.332 microns
Comment: 5, INSAT-3D Sounder LWIR-5
SRF data: rtcoef_insat3_4_sounder_srf_ch05.txt
SRF plot: rtcoef_insat3_4_sounder_srf_ch05.png
Channel 06
Central wavenumber/wavelength: 794.147 cm-1 / 12.592 microns
Comment: 6, INSAT-3D Sounder LWIR-6
SRF data: rtcoef_insat3_4_sounder_srf_ch06.txt
SRF plot: rtcoef_insat3_4_sounder_srf_ch06.png
Channel 07
Central wavenumber/wavelength: 834.319 cm-1 / 11.986 microns
Comment: 7, INSAT-3D Sounder LWIR-7
SRF data: rtcoef_insat3_4_sounder_srf_ch07.txt
SRF plot: rtcoef_insat3_4_sounder_srf_ch07.png
Channel 08
Central wavenumber/wavelength: 909.583 cm-1 / 10.994 microns
Comment: 8, INSAT-3D Sounder MWIR-1
SRF data: rtcoef_insat3_4_sounder_srf_ch08.txt
SRF plot: rtcoef_insat3_4_sounder_srf_ch08.png
Channel 09
Central wavenumber/wavelength: 1031.988 cm-1 / 9.690 microns
Comment: 9, INSAT-3D Sounder MWIR-2
SRF data: rtcoef_insat3_4_sounder_srf_ch09.txt
SRF plot: rtcoef_insat3_4_sounder_srf_ch09.png
Channel 10
Central wavenumber/wavelength: 1346.099 cm-1 / 7.429 microns
Comment: 10, INSAT-3D Sounder MWIR-3
SRF data: rtcoef_insat3_4_sounder_srf_ch10.txt
SRF plot: rtcoef_insat3_4_sounder_srf_ch10.png
Channel 11
Central wavenumber/wavelength: 1420.544 cm-1 / 7.040 microns
Comment: 11, INSAT-3D Sounder MWIR-4
SRF data: rtcoef_insat3_4_sounder_srf_ch11.txt
SRF plot: rtcoef_insat3_4_sounder_srf_ch11.png
Channel 12
Central wavenumber/wavelength: 1533.274 cm-1 / 6.522 microns
Comment: 12, INSAT-3D Sounder MWIR-5
SRF data: rtcoef_insat3_4_sounder_srf_ch12.txt
SRF plot: rtcoef_insat3_4_sounder_srf_ch12.png
Channel 13
Central wavenumber/wavelength: 2167.567 cm-1 / 4.613 microns
Comment: 13, INSAT-3D Sounder SWIR-1
SRF data: rtcoef_insat3_4_sounder_srf_ch13.txt
SRF plot: rtcoef_insat3_4_sounder_srf_ch13.png
Channel 14
Central wavenumber/wavelength: 2202.069 cm-1 / 4.541 microns
Comment: 14, INSAT-3D Sounder SWIR-2
SRF data: rtcoef_insat3_4_sounder_srf_ch14.txt
SRF plot: rtcoef_insat3_4_sounder_srf_ch14.png
Channel 15
Central wavenumber/wavelength: 2232.002 cm-1 / 4.480 microns
Comment: 15, INSAT-3D Sounder SWIR-3
SRF data: rtcoef_insat3_4_sounder_srf_ch15.txt
SRF plot: rtcoef_insat3_4_sounder_srf_ch15.png
Channel 16
Central wavenumber/wavelength: 2407.958 cm-1 / 4.153 microns
Comment: 16, INSAT-3D Sounder SWIR-4
SRF data: rtcoef_insat3_4_sounder_srf_ch16.txt
SRF plot: rtcoef_insat3_4_sounder_srf_ch16.png
Channel 17
Central wavenumber/wavelength: 2495.398 cm-1 / 4.007 microns
Comment: 17, INSAT-3D Sounder SWIR-5
SRF data: rtcoef_insat3_4_sounder_srf_ch17.txt
SRF plot: rtcoef_insat3_4_sounder_srf_ch17.png
Channel 18
Central wavenumber/wavelength: 2642.067 cm-1 / 3.785 microns
Comment: 18, INSAT-3D Sounder SWIR-6
SRF data: rtcoef_insat3_4_sounder_srf_ch18.txt
SRF plot: rtcoef_insat3_4_sounder_srf_ch18.png