CEOS EO HANDBOOK – INSTRUMENT SUMMARY - NACHOS Hyperspectral Imager -
Full Name NACHOS Hyperspectral Imager Status Operational
Instrument Agencies NASA, LANL Maturity Low Heritage
Instrument Type Hyperspectral imagers Geometry TBD
Instrument Technology High-resolution nadir-scanning SW spectrometer Sampling Imaging
Data Access Data Format
Measurements and Applications
Resolution Summary 0.4 km at 500 km altitude
[Best Resolution: 400m]
Swath Summary 140 km swath at 500 km altitude
[Max Swath: 140 km]
Accuracy Summary
Waveband Summary 290-500 nm, with 1.3 nm resolution, 0.6 nm sampling, 350 contiguous spectral channels, and 350 across-track spatial pixel
UV (~0.01 µm - ~0.40 µm)
VIS (~0.40 µm - ~0.75 µm)
Instrument Measurements
Measurements Overview
CategoryParameter
AerosolsAerosol Extinction / Backscatter (column/profile)
Aerosol optical depth (column/profile)
Aerosol Single Scattering Albedo
OzoneO3 Mole Fraction
O3 Total Column
Trace gases (excluding ozone)NO2 Mole Fraction
BrO (column/profile)
SO2 Mole Fraction
NO2 Total Column
SO2 Total Column
Thematic Links Global Climate Observing System Essential Climate Variables (GCOS ECVs)
ECVDescriptionProduct(s)ECV Inventory 3.0 Record(s)
Aerosols properties click here click here search ECV Inventory records
Ozone click here click here search ECV Inventory records
Instrument Missions
NACHOS - Nano-satellite Atmospheric Chemistry Hyperspectral Observation System (2022 - 2025)