4-String Banjo Chord Chart and Tabs in Whole Step Down Tuning

Si#b5, Si#Mb5, Si#Δ-5
Notes: Si♯, Réx, Fa♯
2,1,4,5 (2134)
x,11,0,11 (x1.2)
x,7,6,9 (x213)
2,1,4,x (213x)