Accrued Days

Function Accrued Days within Bond with keys Bond Accrued Days keys returns the accrued days of the referenced bond(s) at a given reference date Tˢ
This equals the number of calendar days from the start of the accrual period containing Tˢ until Tˢ

If the settlement date Tˢ is not explicitly given, it will be set to the bond's settlement date as implied by a trade transaction assumed to occur on the trade date T₀ (typically today).