Likely answer edit

MSS (Multispectral Scanner) band specs. Used on Landsat 1–5.

Landsat 1/2 band Landsat 4/5 band Wavelength
B4 B1 0.5 – 0.6 µm (green)
B5 B2 0.6 – 0.7 µm (red)
B6 B3 0.7 – 0.8 µm (NIR-1)
B7 B4 0.8 – 1.1 µm (NIR-2)
  • Scene: 185 km × 170 km.
  • Spatial resolution: 79 m × 57 m; IFOV 79 × 79 m.
  • No blue band → MSS cannot make a natural-color composite.