BackForwardInstrument:  ABI 

Instrument details
Acronym ABI
Full name Advanced Baseline Imager
Purpose Multi-purpose VIS/IR imagery and wind derivation by tracking clouds and water vapour features
Short description 16 channels, balanced VIS, NIR, SWIR, MWIR and TIR [see detailed characteristics below]
Background Replacing IMAGER flown on GOES 8 to 15
Scanning Technique Mechanical, 3-axis stabilised satellite, E-W continuous, S-N stepping
Resolution Changing with channel (see table)
Coverage / Cycle Full disk every 15 min, 3000 x 5000 km2 (“CONUS”, Continental U.S.) in 5 min, 1000 x 1000 km2 in 30 s
Mass 338 kg Power 450 W Data Rate 66 Mbps

 

Providing Agency NOAA
Instrument Maturity Backed by strong heritage
Utilization Period: 2017 to 2033
Last update: 2023-09-21
Detailed characteristics
Central wavelength Bandwidth SNR or NEΔT @ specified input Resolution (s.s.p.)
470 nm 40 nm 300 @ 100 % albedo 1.0 km
640 nm 100 nm 300 @ 100 % albedo 0.5 km
860 nm 40 nm 300 @ 100 % albedo 1.0 km
1380 nm 30 nm 300 @ 100 % albedo 2.0 km
1610 nm 60 nm 300 @ 100 % albedo 1.0 km
2260 nm 50 nm 300 @ 100 % albedo 2.0 km
3.90 µm 0.20 µm 0.1 K @ 300 K 2.0 km
6.15 µm 0.90 µm 0.1 K @ 300 K 2.0 km
7.00 µm 0.40 µm 0.1 K @ 300 K 2.0 km
7.40 µm 0.20 µm 0.1 K @ 300 K 2.0 km
8.50 µm 0.40 µm 0.1 K @ 300 K 2.0 km
9.70 µm 0.20 µm 0.1 K @ 300 K 2.0 km
10.3 µm 0.50 µm 0.1 K @ 300 K 2.0 km
11.2 µm 0.80 µm 0.1 K @ 300 K 2.0 km
12.3 µm 1.00 µm 0.1 K @ 300 K 2.0 km
13.3 µm 0.60 µm 0.3 K @ 300 K 2.0 km
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
  • Multi-spectral VIS/IR imagery With rapid repeat cycles [in GEO]
  • Multi-spectral VIS/IR imager with rapid repeat cycles [in GEO]
Mission objectives
Primary mission objectives
  • Cloud cover
  • Cloud optical depth
  • Cloud top height
  • Cloud top temperature
  • Cloud type
  • Integrated Water Vapour (IWV)
  • Wind (horizontal)
Evaluation of Measurements