Minimize Specifications

 

Capability SLSTR Specifications

Swath

Nadir view

> 1 400 km

Oblique view

> 740 km

Global Coverage Revisit Times

1 satellite (dual view)

1.9 days (mean)

2 satellites (dual view)

0.9 days (mean)

1 satellite (nadir view)

1 day (mean)

2 satellites (nadir view)

0.5 day (mean)

Spatial Sampling interval at Sub-satellite point (km)

VIS-SWIR

0.5 km

IR-Fire

1 km

Spectral channel centre (µm)

VIS

0.554 (S1); 0.659 (S2) 0.868 (S3)

SWIR

1.374 (S4); 1.613 (S5); 2.25 (S6)

MWIR/TIR

3.742 (S7); 10.85 (S8); 12.02 (S9)

Fire 1/2

3.742 (F1); 10.85 (F2)

Radiometric Resolution

VIS (Albedo =0.5%)

Signal-to-Noise Ratio (SNR) > 20

SWIR (Albedo =0.5%)

Signal-to-Noise Ratio (SNR) > 20

MWIR (T =270K)

NEΔT < 80 mK

TIR (T=270K)

NEΔT < 50 mK

Fire 1 (<500 K)

NEΔT < 1 K

Fire 2 (<400 K)

NEΔT < 0.5 K

 

NEΔT = Noise-Equivalent Temperature Difference

Radiometric Accuracy

VIS-SWIR (Albedo = 2-100%)

< 2% (Beginning of Life)

<5% (End of Life)

MWIR –TIR
(265 – 310 K)

< 0.2 K (0.1 K goal)

Fire (< 500 K)

< 3 K

Design Lifetime

 

7.5 years