Day one had been margin victorys 1 stroke when tournament had been colonial national invitation?
Date Tournament Winning score Margin of victory Runner(s)-up
Tom Lehman
1516564
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2-1516564-2
PGA Tour wins (5)
PGA Tour wins (5)
May 22, 1994 Memorial Tournament −20 (67-67-67-67=268) 5 strokes Greg Norman
May 12, 1995 Colonial National Invitation −9 (67-68-68-68=271) 1 stroke Craig Parry
Jul 21, 1996 The Open Championship −13 (67-67-64-73=271) 2 strokes Ernie Els , Mark McCumber
Oct 28, 1996 The Tour Championship −12 (66-67-64-71=268) 7 strokes Steve Stricker
Jan 30, 2000 Phoenix Open −14 (63-67-73-67=270) 1 stroke Robert Allenby , Rocco Mediate
SELECT Date FROM table WHERE Margin of victory = 1 stroke AND Tournament = colonial national invitation
1 stroke colonial national invitation