M100 Band3 Combine 4.2.2
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rms noise in a single channel for a single visibility is: [math]\displaystyle{ \sqrt{\frac{Tsys_i Tsys_j}{\Delta\nu_{ch} t_{ij}}} }[/math]
[math]\displaystyle{
\frac{2k}{A\eta_Q}
}[/math]
[math]\displaystyle{
\frac{2k}{A\eta_Q} \sqrt{\frac{Tsys_i Tsys_j}{\Delta\nu_{ch} t_{ij}}}
}[/math]