BackForwardInstrument:  CZCS 

Instrument details
Acronym CZCS
Full name Coastal Zone Colour Scanner
Purpose Ocean colour monitoring
Short description 5 narrow-band channels in VIS/NIR + 1 TIR channel [see detailed characteristics below]
Background New development, prototype of instruments for ocean colour monitoring
Scanning Technique Mechanical, cross-track, 1600 km swath
Resolution 825 m s.s.p.
Coverage / Cycle Near-global coverage every day, in daylight
Mass 27 kg Power 11.4 W Data Rate 800 kps

 

Providing Agency NASA
Instrument Maturity Flown on an R&D satellite
Utilization Period: 1979 to 1994
Last update: 2012-11-29
Detailed characteristics

Central wavelength

Bandwidth

SNR or NE∆T @ specified input

443 nm

20 nm

150 @ 54.1 W m-2 sr-1 µm-1

520 nm

20 nm

140 @ 35.0 W m-2 sr-1 µm-1

550 nm

20 nm

125 @ 28.6 W m-2 sr-1 µm-1

670 nm

20 nm

100 @ 13.4 W m-2 sr-1 µm-1

750 nm

100 nm

100 @ 10.8 W m-2 sr-1 µm-1

11.5 μm

1 μm

0.22 K @ 270 K

Satellites this instrument is flying on

Note: a red tag indicates satellites no longer operational, a green tag indicates operational satellites, a blue tag indicates future satellites

Instrument classification
  • Earth observation instrument
  • Passive optical radiometer or spectrometer
  • Moderate resolution optical imager
WIGOS Subcomponents
  • Subcomponent 1
  • Narrow-band or hyperspectral imagers
  • Narrow-band imager (for ocean colour)
Mission objectives
Primary mission objectives
  • Colour Dissolved Organic Matter (CDOM)
  • Ocean Diffuse Attenuation Coefficient (DAC)
  • Ocean chlorophyll concentration
  • Ocean suspended sediments concentration
  • Oil spill cover
Evaluation of Measurements