CEOS EO HANDBOOK – INSTRUMENT SUMMARY
- Imager (INSAT 3D)
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Full Name
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Very High Resolution Radiometer
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Status
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Operational
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Instrument Agencies
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ISRO
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Maturity
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Instrument Type
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Imaging multi-spectral radiometers (vis/IR) 
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Geometry
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Nadir-viewing
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Instrument Technology
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Multi-purpose imaging Vis/IR radiometer
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Sampling
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Imaging
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Data Access
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Open Access
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Data Format
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Measurements and Applications
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Cloud cover, severe storm warnings/monitoring day and night (type, amount, storm features), atmospheric radiance winds, atmospheric stability rainfall.
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Resolution Summary
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1 x 1 km (VIS and SWIR), 4 x 4 km (MWIR, TIR), 8 x 8 km (in 6.50 - 7.00 µm)
[Best Resolution: 1000m]
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Swath Summary
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Full Earth disc and space around, Normal Frame (50 deg. N to 40 deg. S and full E-W coverage), Program Frame (Programmable, E-W Full coverage)
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Accuracy Summary
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Waveband Summary
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VIS: 0.55 - 0.75 µm; SWIR: 1.55 - 1.7 µm; MWIR: 3.80 - 4.00 µm, 6.50 - 7.00 µm; TIR: 10.2 - 11.3 µm, 11.5 - 12.5 µm
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| VIS (~0.40 µm - ~0.75 µm) |
| SWIR (~1.3 µm - ~3.0 µm) |
| MWIR (~3.0 µm - ~6.0 µm) |
| TIR (~6.0 µm - ~15.0 µm) |
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Instrument Measurements
Measurements Overview
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Instrument Missions
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