S2 and c2rcc bandas

  • why c2rcc and the other like c2x do not just work until band 8A as Rrs .
  • Using B2 I talking about resambling to get target 10m. that will have differance if use any other band that has 10m to do resambling?

The C2RCC nets are trained with a specific set of bands. You can see the details here:

About your second question, there is no problem if the band has 10m pixels