Private Sub DatePick_ValueChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles DatePick.ValueChanged Dim Month As Integer = Me.DatePick.Value.Month Dim Julian As Integer = Me.DatePick.Value.Day Dim Year As Integer = Me.DatePick.Value.Year If IsDate("2/29/" & Year) Then Days(2) = 29 Else Days(2) = 28 Dim M As Integer For M = 1 To Month - 1 Julian = Julian + Days(M) Next M Me.Text = "Day " & Julian End Sub 'DatePick_ValueChanged