1. Satellite based Sensors for Agricultural Applications
K. R. Manjunath
Earth Observations System Programme Office
ISRO HQ, Bangalore
National Conference on – Innovations in Agricultural mechanization – Development of linkage among R&D - Industry – Farmers, Vigyan Bhavan, New Delhi
June 7-8, 2016

2. EARTH OBSERVATION SATELLITES
LAND & WATER
HIGH RESOLUTION
OCEAN
WEATHER; CLIMATE
RESOURCESAT-2
CARTOSAT-2; 2A; 2B
OCEANSAT-2
INSAT-3A
(2003)
(2011)
(2009)
KALPANA-1
(2002)
(2007)
RISAT-1
(2008)
(2010)
MEGHA-
TROPIQUES
SARAL
RISAT-2
CARTOSAT-1
(2013)
INSAT-3D
(2012)
(2012)
(2011)
(2005)
(2013)
1 KM
0.65 M
IMAGING CAPABILITY

3. Land & Water Resources REQUIREMENTS FOR OBSERVATION GAP AREAS
MAJOR APPLICATIONS
Multiple in-season crop condition & production, Horticulture Inventory, Watershed planning, Forest cover / biomass, Command area development, Land Resources Information
Crop discrimination, Pest & disease forecasting, Mineralogical mapping
Snow cover/depth, Glacier monitoring
Landslide susceptibility & subsidence studies
Coal fires, Fire risk zone, Rapid burnt area assessment
REQUIREMENTS FOR OBSERVATION
Multi-tier imaging in VNIR & SWIR with wider swath, ~ 20 m resolution with frequent revisit.
High Resolution data (<1.0m)
All weather imaging (C, S, L band)
Coarser resolution (MX) data- everyday coverage
HYSI narrow band width - VNIR and SWIR.
Thermal imaging
Interferometry missions
EO MISSIONS
In-Orbit
Resourcesat -2 (2011), Carto-2 (2007)
RISAT-1 (2012)
Approved
Resourcesat -2A (2016), Carto-2E, 3
GISAT-1 (2017), INSAT-3DR/3DS (2016)
Planned
Resourcesat-3/3A,/3B (2019, 20, 21)
NISAR (2020)
Resourcesat -3S/3SA/3SB ( )
Oceansat-3/3A/3B-2018
RISAT-1A, RISAT-1B (2019, 2020)
GAP AREAS
Frequent observations in both optical and microwave domains
Hyper-spectral data (Carto-3 in 2018)
Thermal data (Landsat-8-OLI, ASTER, MODIS)
Interferometry (ALOS-2, NISAR in 2020)

4. EO Missions – Future Plan
CARTOSAT-2E
RESOURCESAT-2A
High Resolution panchromatic and Multispectral Imaging
To provide continuity for Resourcesat-2
Payloads
Payloads
LISS 4 (5.8 m, 70 km swath, 10 bit)
LISS 3 (23 m, 141 km swath, 10 bit)
AWiFS (56 m, 800 km swath, 12 bit)
PAN (0.65 m, 10 km swath, 11 bit)
MX (2m , 10 km swath, 4 Xs, 11 bit)
Orbit : 500 km
Local time: 0930 hrs
Orbit : 817 km
Local time: 1030 hrs
(2017)
(2016)
CARTOSAT-3
GISAT/ GeoHR imager
Very High Resolution Panchromatic, Multispectral and Hyperspectral Mission
Geosynchronous Orbit
Payloads
Payloads
High res. multi-spectral 6 bands, VNIR : 50m
Hyper spectral VNIR: 60 bands, 320m
Hyper spectral SWIR :150 bands, 192m
Multi –spectral LWIR Imager:6 bands, 1.5km
PAN (0.25 m, 16 km swath, 11 bit)
MX (1m , 16 km swath, 11 bit)
Orbit : km
Every 30 min observations over India
Orbit : 450 km
Local time: 1030 hrs
(2018)
(2017)

5. EO Missions – Future Plan
OCEANSAT-3/ 3A/3B
SCATSAT-1
Continuity of ocean colour data with global wind vector and SST
Wind Vector Data for cyclone Forecasting and numerical modeling
Payloads
13-band Ocean Colour Monitor (OCM) (360 m, 1420 km swath)
2 band longwave infrared, 1080 m, 1400 km
Ku-Band Pencil Scatterometer, GHz, 1400 km Swath
Payload
Ku-Band Pencil Scatterometer, GHz, 1400 km Swath
Orbit : 720 km
Local time: 18:00 hrs
Orbit : 720 km
Local time: noon
(2016)
(2018)
Resourcesat -3/3A/3B
Resourcesat -3S/3SA/3SB
Improved spatial resolution, spectral resolution and 4 day revisit frequency
High Resolution Stereo Imaging capability
Payloads
ALISS-3 (5 MX bands, 10, 20m)
740 km swath, Repetivity-4 days( 20m), 11(10m)
ATCOR (0.4-1 um, 240 m
SWIR: 740km with 3-EOMs
Payloads
2-PAN Fore and AFT with 5 deg (Stereo, 1.25 m, 60 km swath)
um, 26deg,
MX (2.5m, 60 km swath)
Orbit : 630 km
Local time: 1030 hrs
Orbit : 795 km
Local time: 1030 hrs
( )
( )

6. EO Missions – Future Plan
RISAT-1 A/ 1B
INSAT-3DR/ 3DS
Continuity of C-band SAR imaging
Geosynchronous Orbit
Payloads
Imager - 6 channel
Sounder -19 channel
Payloads
C- band SAR 5.35 GHz frequency
5 imaging modes, Multipolarimetric (linear and circular polarization)
Orbit : km
Every 30 min observations over India
Orbit : 560 km
6AM/6PM
( )
( / spare)
NASA-ISRO SYNTHETIC APERTURE RADAR (NISAR)
Design & Development of Dual frequency (L & S Band) Radar Imaging Satellite jointly by ISRO & NASA
Estimating agricultural biomass over full duration of crop cycle
Improving the forest biomass estimates
Monitoring disasters like flood, oil slick, forest fire, etc.
Regional level applications - Ground water monitoring, coastal zone studies, landslide, land subsidence studies, Mangrove characterization, etc
Science applications like Monitoring the dynamics of ice sheets/ mountain glaciers, Assessing soil moisture in the agricultural fields, etc.
Applications
Orbit 747km
6AM/ 6PM
(2020)

7. Thank You