Dim FirstDig, Remain19, temp    'intermediate results
   Dim tA, tB, tC, tD, tE          'table A to E results
   Dim d As Integer
   Dim m As Integer
   Dim dtEasterDate As Date

   FirstDig = y \ 100              'first 2 digits of year
   Remain19 = y Mod 19             'remainder of year / 19

' calculate PFM date
   temp = (FirstDig - 15) \ 2 + 202 - 11 * Remain19
    
   Select Case FirstDig
      Case 21, 24, 25, 27 To 32, 34, 35, 38
         temp = temp - 1
      Case 33, 36, 37, 39, 40
         temp = temp - 2
   End Select
   temp = temp Mod 30

   tA = temp + 21
   If temp = 29 Then tA = tA - 1
   If (temp = 28 And Remain19 > 10) Then tA = tA - 1

'find the next Sunday
   tB = (tA - 19) Mod 7
    
   tC = (40 - FirstDig) Mod 4
   If tC = 3 Then tC = tC + 1
   If tC > 1 Then tC = tC + 1
        
   temp = y Mod 100
   tD = (temp + temp \ 4) Mod 7
    
   tE = ((20 - tB - tC - tD) Mod 7) + 1
   d = tA + tE

'return the date
   If d > 31 Then
      d = d - 31
      m = 4
   Else
      m = 3
   End If
   dtEasterDate = DateSerial(y, m, d)
  
End Function