Data 9X45 Main


One Diamond vs. One Notrump


 by Richard Pavlicek

Third seat, 16-17 HCP

Found 29 comparisons in 40,069 deals from 72 major events 1996-2014.
First and last, and all swings of 5+ IMPs in between, are shown here.
Deals are rotated as needed to align comparison criteria to N-S.


1. 2014 USBC Rd of 16, Seg 4, Bd 54 West
Gu

Dbl
Pass

Lead
H 4
D A
D 5
D J
D 9
D 4
D 3
North
Boyd
Pass
2 C
Pass

2nd
Q
6
S 6
S 9
S 8
H 7
C 2
East
Lair
Pass
Pass
Pass

3rd
J
2
K
7
8
S 4
South
Robinson
1 D
3 NT


4th
8
10
Q
S 2
S 3
H 2
West
Smith

Pass
Pass

Lead
H 4
D A
D 8
D J
North
Cheek
Pass
3 NT


2nd
Q
6
H J
East
Garner
Pass
Pass


3rd
2
2
K
South
Bertens
1 NT
Pass


4th
8
10
Q
N deals
N-S vul
S 5 4
H Q 3
D A 8 7 5
C K Q 10 8 3
S A Q 9 8
H K 7 6 4
D Q 10
C J 9 2
Table S 10 7 6 3 2
H J 10 5 2
D 6
C 7 6 5
866BB C66CC
17710 =
Par NS +1400
S K J
H A 9 8
D K J 9 4 3 2
C A 4

1 D opening
3 NT South +4
+720 =0

  1 NT opening
  3 NT South +4
  +720 =0


3. 2012 WC Qual, Rd 11, Bd 5 West
Duboin

2 D
3 H


Lead
D A
H K
C 10
S 10
C 5
S A
North
Amoils
Pass
Pass
Pass


2nd
10
A
7
3
2
7
East
Sementa
Pass
2 H
4 H


3rd
3
7
A
2
J
5
South
WolpertD
1 D
Pass
All Pass


4th
7
2
8
K
H 3
6
West
Miles

2 C
3 H
Pass

Lead
H 8
D 10
D A
S A
S 4
C 4
C 2
S J
D 8
North
Bocchi
Pass
2 H
Pass
Dbl

2nd
10
5
H 5
7
K
A
J
D 9
4
East
Korbel
Pass
Pass
4 H
All Pass

3rd
K
2
3
5
10
8
H 4
H 2
H 3
South
Madala
1 NT
3 C
Pass


4th
A
J
7
3
6
10
5
8
H 7
N deals
N-S vul
S K 7
H J 8 7
D 9 5 3
C K 9 7 5 4
S A J 9 4 2
H A Q 6 5 4 3
D 10
C 10
Table S 10 5
H 10 9 2
D Q 8 7 2
C A 6 3 2
65389 =
67A44 =
Par EW +420
S Q 8 6 3
H K
D A K J 6 4
C Q J 8

1 D opening
4 H East =
-420 0

  1 NT opening
  4 H× West -1
  +100 +1111


5. 2012 WC Qual, Rd 11, Bd 5 West
Einarsson

2 D
3 H


Lead
S 10
S 9
D 3
C Q
D A
D K
D 4
H 7
S 2
North
Gur
Pass
Pass
4 C


2nd
3
K
2
10
H 3
H 6
S 4
10
C K
East
Jorgensen
Pass
2 H
All Pass


3rd
A
5
J
4
5
9
C 5
K
H 2
South
Yilmaz
1 D
Dbl



4th
7
6
10
2
7
8
Q
A
8
West
Cengiz

2 C
3 H
Pass

Lead
D 3
H K
C 10
S 10
C K
S A
S 4
C 3
S 9
North
Ingimarsson
Pass
Pass
Pass
Dbl

2nd
2
A
4
3
2
7
C 5
Q
D 5
East
Kuru
Pass
2 D
4 H
All Pass

3rd
J
7
A
2
J
5
H 9
H 5
H 10
South
MagnussonM
1 NT
Dbl
Pass


4th
10
2
8
K
H 3
6
8
7
Q
N deals
N-S vul
S K 7
H J 8 7
D 9 5 3
C K 9 7 5 4
S A J 9 4 2
H A Q 6 5 4 3
D 10
C 10
Table S 10 5
H 10 9 2
D Q 8 7 2
C A 6 3 2
65389 =
67A44 =
Par EW +420
S Q 8 6 3
H K
D A K J 6 4
C Q J 8

1 D opening
4 C North -1
-100 +1010

  1 NT opening
  4 H× West =
  -590 11


6. 2012 WC Qual, Rd 11, Bd 5 West
Babsch

2 D
4 H


Lead
D A
H K
C 10
S 10
D 9
S A
S 4
C 2
S 9
North
Nickell
Pass
Pass
All Pass


2nd
10
A
4
3
2
7
D 5
J
C 7
East
Schifko
Pass
2 H



3rd
3
7
A
2
4
5
H 9
H 4
H 10
South
Katz
1 D
Pass



4th
7
2
8
K
H 3
6
8
5
Q
West
Rodwell

2 NT
3 H
Pass

Lead
C 4
S 5
C K
S A
S 4
C 7
S 2
H 10
H 5
North
Purkarthofer
Pass
Dbl
Pass
Dbl

2nd
A
3
2
7
H J
6
D 3
K
East
Meckstroth
Pass
Pass
4 H
All Pass

3rd
8
9
J
10
C 3
Q
H 2
A
South
Fucik
1 NT
Pass
Pass


4th
10
K
H 3
6
8
H 4
Q
7
N deals
N-S vul
S K 7
H J 8 7
D 9 5 3
C K 9 7 5 4
S A J 9 4 2
H A Q 6 5 4 3
D 10
C 10
Table S 10 5
H 10 9 2
D Q 8 7 2
C A 6 3 2
65389 =
67A44 =
Par EW +420
S Q 8 6 3
H K
D A K J 6 4
C Q J 8

1 D opening
4 H East =
-420 +515

  1 NT opening
  4 H× West =
  -590 11


8. 2012 USBC Semifinal, Seg 5, Bd 61 West
Hampson

1 H
Rdbl

Lead
D 3
H J
S 4
C 8
S 8
C 4
H K
C 7
S J
North
Demirev
Pass
Pass
2 D

2nd
6
Q
2
2
A
A
4
D 5
7
East
Greco
Pass
1 NT
Dbl

3rd
8
3
10
5
9
6
10
9
6
South
Lee
1 D
Dbl
All Pass

4th
9
2
K
10
3
3
D 2
J
5
West
WeinsteinH

Dbl
Pass

Lead
C J
S Q
D A
D 10
S 8
D Q
C 9
C K
H K
S J
North
Gitelman
Pass
2 H
Pass

2nd
Q
3
3
5
K
C 2
10
7
4
2
East
Garner
Pass
Dbl


3rd
A
6
7
6
4
H 3
4
H 5
2
10
South
Moss
1 NT
Pass


4th
6
A
8
J
7
4
S 9
5
J
5
N deals
Both vul
S 7 3 2
H 9 8 7 4 3
D 7 6
C 9 6 5
S Q J 9 4
H A K Q 6 5
D 5 3
C A 2
Table S 10 8 6
H 10 2
D K J 8 4
C K J 10 3
44464 44465
88776 99978
Par EW +600
S A K 5
H J
D A Q 10 9 2
C Q 8 7 4

1 D opening
2 D× South -1
-200 +1429

  1 NT opening
  2 H× North -4
  -1100 13


9. 2011 Vanderbilt Qtrfinal, Seg 1, Bd 3 West
Nickell

Pass
Pass
Pass

Lead
H 9
D K
D A
D 2
C 6
D 8
D 6
North
Levin
Pass
1 S
2 D
3 NT

2nd
5
9
H 3
H 8
K
S 4
S 5
East
Katz
Pass
Pass
Pass
All Pass

3rd
6
3
4
10
3
7
South
Weinstein
1 D
2 C
2 NT


4th
J
5
J
Q
2
C 4
West
Kamil

Pass
Pass
All Pass

Lead
H 9
D A
D K
D 6
H A
H 2
H 10
North
Zia
Pass
2 C
2 NT


2nd
5
9
C 3
S 4
4
S 2
S 3
East
Fleisher
Pass
Pass
Pass


3rd
6
3
7
10
3
K
C 4
South
Hamman
1 NT
2 D
3 NT


4th
J
5
Q
J
7
Q
N deals
E-W vul
S A Q 6 3
H Q 7 5
D 10 7 4 3
C 8 2
S J 10 5 4
H K 10 9 8 3
D 9
C J 10 3
Table S K 9 7
H A 6 2
D Q J 5
C 7 6 5 4
977B9 877B8
35623 45624
Par NS +400
S 8 2
H J 4
D A K 8 6 2
C A K Q 9

1 D opening
3 NT South +2
+460 +1140

  1 NT opening
  3 NT South -1
  -50 13


10. 2010 USBC Qtrfinal, Seg 1, Bd 8 West
Meckstroth

1 H
Pass
All Pass

Lead
H 5
H 2
H 3
S 5
S 9
C 4
D A
C Q
C 9
North
Chorush
Pass
1 S
3 S


2nd
9
8
J
2
D 8
K
5
A
J
East
Rodwell
Pass
3 H
Pass


3rd
A
K
Q
K
8
2
2
3
6
South
Koneru
1 D
Dbl
4 S


4th
6
4
S 3
7
10
8
6
10
5
West
Harris

Pass
Dbl
3 D

Lead
H 4
S 7
H 9
D 6
H J
C 2
S K
C K
C 7
North
Nickell
Pass
2 H
Pass
Pass

2nd
Q
3
2
K
A
3
D 7
A
J
East
Morgan
Pass
Pass
2 NT
3 H

3rd
6
2
8
5
S 5
6
8
8
10
South
Katz
1 NT
2 S
Dbl
All Pass

4th
5
9
K
2
3
Q
4
4
5
N deals
None vul
S A J 8 5 3
H 8 6
D 9 3 2
C J 8 3
S 7
H A Q 10 2
D Q 8 7 5
C A 9 7 2
Table S Q 10 6 4 2
H K 7 5 3
D 6
C 10 6 4
77586 =
66857 =
Par EW +100
S K 9
H J 9 4
D A K J 10 4
C K Q 5

1 D opening
4 S North -3
-150 40

  1 NT opening
  3 H East -2
  +100 +619


12. 2010 Rosenblum Rd of 16, Seg 1, Bd 3 West
Seamon

1 H
Pass
2 H

Lead
H 10
H K
H A
C 3
S A
S K
S 10
C 2
North
Willenken
Pass
Pass
1 S
2 S

2nd
6
J
S 2
J
9
Q
H 3
7
East
Cayne
Pass
Pass
Pass
All Pass

3rd
Q
2
S 5
6
3
4
J
A
South
Rosenberg
1 D
Dbl
Pass


4th
8
7
9
8
6
7
8
West
Cohen

Pass



Lead
H K
H A
H Q
H 4
H 5
H 3
D 2
North
Versace
Pass
Pass



2nd
8
J
D 5
D 6
S 2
S 3
East
Wolfson
Pass
Pass



3rd
10
2
D 8
S 5
C 3
S 6
South
Lauria
1 NT




4th
6
7
9
D 4
S 10
D 7
N deals
E-W vul
S J 4 3 2
H J 8
D 6 5
C K 9 8 4 2
S Q 9
H A K Q 5 4 3
D J 9 2
C 6 5
Table S 8 7 6 5
H 10 2
D A Q 8 3
C 10 7 3
6956A =
44873 =
Par NS +140
S A K 10
H 9 7 6
D K 10 7 4
C A Q J

1 D opening
2 S North +1
+140 +545

  1 NT opening
  1 NT South -1
  -50 21


13. 2009 BB Qual, Rd 11, Bd 15 West
Meckstroth

1 S
3 S

Lead
D Q
S 10
D A
D 7
S 2
S A
H 9
C 5
C 2
North
Bakkeren
Pass
Pass
All Pass

2nd
2
8
9
S J
5
D 3
A
J
9
East
Rodwell
Pass
3 H


3rd
6
4
8
J
9
3
2
Q
K
South
Bertens
1 D
Pass


4th
K
K
5
10
D 4
7
4
3
A
West
Drijver

Pass


Lead
S 2
C K
D 3
S J
H 3
D 4
D J
D 7
D 6
North
Zia
Pass
Pass


2nd
5
4
K
7
A
9
5
H 10
S 3
East
Brink
Pass
Pass


3rd
Q
2
8
A
2
Q
A
C 7
C 8
South
Hamman
1 NT



4th
K
3
10
H 6
4
2
C J
H 5
C 9
N deals
N-S vul
S 8 7 5
H 7 4
D Q J 8
C Q 10 8 7 2
S J 10 6 3 2
H K 10 2
D K 9
C A J 4
Table S A Q 9 4
H J 9 5 3
D 10 5 2
C 9 3
53488 53588
7A855 =
Par EW +420
S K
H A Q 8 6
D A 7 6 4 3
C K 6 5

1 D opening
3 S West =
-140 45

  1 NT opening
  1 NT South =
  +90 +627


19. 2006 WC Qtrfinal, Seg 3, Bd 35 West
Soulet

Pass
Pass
3 S

Lead
S K
C 5
S 4
C 6
S J
C 3
D 2
D A
H 2
North
Stansby
Pass
1 NT
3 D
All Pass

2nd
10
J
A
9
D 8
4
3
4
4
East
Sussel
Pass
2 S
Pass


3rd
6
Q
Q
2
H 3
K
5
7
Q
South
Martel
1 D
Dbl
Pass


4th
2
A
9
10
5
7
10
S 3
7
West
Weinstein

Pass
Pass
All Pass

Lead
S Q
C 4
S 10
C 5
S J
C 6
H 2
D Q
D 10
North
GaviardD
Pass
Pass
2 NT


2nd
5
K
6
9
D A
H 3
K
2
4
East
Levin
Pass
2 S
Pass


3rd
2
2
3
7
C J
8
6
3
South
EisenbergE
1 NT
Dbl
3 D


4th
K
3
A
10
9
A
7
5
N deals
E-W vul
S 9 6 5
H 9 7
D K J 7 3
C Q 8 7 2
S Q 10
H Q 10 6 3
D 9 6 4 2
C K J 9
Table S J 8 7 4 3 2
H A 8 2
D 5
C A 10 3
75597 =
68645 68745
Par NS +110
S A K
H K J 5 4
D A Q 10 8
C 6 5 4

1 D opening
3 S East =
-140 46

  1 NT opening
  3 D South =
  +110 +635


21. 2002 USBC Semifinal, Seg 7, Bd 105 West
Rodwell

1 H
Pass

Lead
D 3
S K
S A
D 6
D 5
C 5
H 2
North
Levin
Pass
Pass
Pass

2nd
2
6
Q
9
Q
7
4
East
Meckstroth
Pass
3 H


3rd
10
2
10
K
A
K
A
South
Weinstein
1 D
Pass


4th
8
4
5
7
H 5
4
6
West
Seamon

Pass


Lead
H 10
D J
D 5
D A
D 6
D 4
S A
S K
North
Soloway
Pass
Pass


2nd
6
8
7
C 5
C 6
C 9
6
Q
East
Cayne
Pass
Pass


3rd
8
K
10
3
H J
C 2
2
10
South
Hamman
1 NT



4th
Q
2
9
Q
H 2
S 4
5
7
N deals
E-W vul
S J 10 2
H J 6
D K 5 3
C J 10 7 3 2
S Q 6
H A 10 9 7 5
D 9 8
C A 9 6 5
Table S 8 7 5 4
H K 8 3 2
D Q 7 2
C K 8
68498 =
44945 =
Par EW +100
S A K 9 3
H Q 4
D A J 10 6 4
C Q 4

1 D opening
3 H West +3
-230 46

  1 NT opening
  1 NT South +2
  +150 +944


23. 2001 Spingold Final, Seg 3, Bd 43 West
Lauria

Pass
5 S
6 S

Lead
C K
S Q
S 8
North
SmithK
Pass
3 D
6 C
Dbl

2nd
S 3
K
6
East
Versace
Pass
4 D
Pass
All Pass

3rd
3
A
5
South
Schuett
1 D
5 C
6 D


4th
2
4
West
Moss

Pass
4 S


Lead
D K
D 2
C 4
S Q
North
Duboin
Pass
Pass
All Pass


2nd
4
10
S 3
K
East
Chang
Pass
2 S



3rd
Q
J
3
A
South
Bocchi
1 NT
Pass



4th
7
5
2
4
N deals
None vul
S 6 4
H 7 5
D Q J 9 8 3
C K 10 9 4
S A 10 8 2
H A K
D 10 4
C J 8 6 5 2
Table S Q J 9 7 5 3
H Q J 10 4 3
D 7 5
C
20288 =
4BA34 =
Par EW +450
S K
H 9 8 6 2
D A K 6 2
C A Q 7 3

1 D opening
6 S× West +1
-1310 50

  1 NT opening
  4 S East +1
  -450 +1357


24. 2000 Olympiad Qual, Rd 11, Bd 19 West
Kannavos

Pass




Lead
D 5
D 2
S 2
S Q
C 3
D 6
C A
D A
North
Ramondt
Pass
Pass




2nd
10
3
6
D 7
5
8
6
C 10
East
Kapayannidis
Pass
Pass




3rd
J
9
A
4
Q
H 3
2
S 10
South
Maas
1 D





4th
K
S 3
J
7
K
H 7
4
4
West
Muller

Pass
Dbl
Pass
All Pass

Lead
D A
D 8
H 7
H A
D 3
S 2
S A
D K
North
Mil'opoulos
Pass
2 H
Pass
Pass


2nd
9
10
9
4
S K
6
C 3
5
East
de Boer
Pass
Pass
2 NT
3 H


3rd
J
S 3
Q
2
H 5
Q
4
C 5
South
Kotsiopoulos
1 NT
2 S
Dbl
3 S


4th
2
4
3
8
6
J
7
S 10
N deals
E-W vul
S K 9 8 4 2
H J 4 3
D 10 9
C 10 6 5
S J
H A Q 10
D A 8 7 5 3
C A J 9 3
Table S 10 7 6 3
H 7 6 5 2
D J
C Q 8 7 2
56453 66473
7796A =
Par EW +140
S A Q 5
H K 9 8
D K Q 6 4 2
C K 4

1 D opening
1 D South +1
+90 +656

  1 NT opening
  3 S South -3
  -150 57


25. 2000 Olympiad Rd of 16, Seg 4, Bd 55 West
SimpsonC

Pass
Pass

Lead
S 2
North
Engel
Pass
1 H
4 H

2nd
East
Hallberg
Pass
Pass
All Pass

3rd
South
v.Middelem
1 D
2 NT


4th
West
Carcassonne

Pass
Pass

Lead
C K
C A
S 3
H A
H K
North
Fawcett
Pass
2 D
Pass

2nd
4
Q
6
4
East
Labaere
Pass
Pass
Pass

3rd
5
6
2
2
South
Liggins
1 NT
2 H


4th
7
9
9
7
N deals
Both vul
S J 7 6
H Q 9 8 5 3 2
D Q J
C Q 4
S K 10 3
H 6 4
D 9 6 3
C A K 10 3 2
Table S 8 5 4 2
H 10 7
D A 8 2
C J 8 6 5
76996 77AA6
66337 =
Par NS +620
S A Q 9
H A K J
D K 10 7 5 4
C 9 7

1 D opening
4 H North -1
-100 56

  1 NT opening
  2 H South +2
  +170 +764


27. 1999 BB Final, Seg 4, Bd 49 West
Hamman

Pass
1 S

Lead
D 3
D J
S 6
H A
H K
H 10
D 9
S 3
D 10
C 2
North
Chagas
Pass
Pass
All Pass

2nd
5
2
5
7
5
4
K
9
C 3
A
East
Soloway
Pass
Dbl


3rd
Q
8
Q
6
8
Q
S 2
7
S A
Q
South
Branco
1 D
Rdbl


4th
6
A
4
3
2
J
4
J
C 8
4
West
Campos

Pass


Lead
S 2
D K
H 9
S Q
D Q
D J
D 10
D 7
C Q
H 8
North
Meckstroth
Pass
Pass


2nd
4
2
3
9
6
C 3
C 4
C 7
J
2
East
Villas-Boas
Pass
Pass


3rd
6
3
10
7
4
8
C 2
H 5
5
K
South
Rodwell
1 NT



4th
J
A
4
K
5
9
C 8
H 6
A
7
N deals
None vul
S A 9 4
H 7 5 4
D 8 4 3
C 10 6 5 2
S Q 10 3 2
H A K 10
D 6 2
C J 7 4 3
Table S 8 7 6
H Q 9 8 6
D A 9 5
C A 9 8
65475 65575
68868 =
Par EW +110
S K J 5
H J 3 2
D K Q J 10 7
C K Q

1 D opening
1 S West +1
-110 56

  1 NT opening
  1 NT South +2
  +150 +670


29. 1998 Vanderbilt Final, Seg 3, Bd 35 West
Seamon

1 H
Pass
All Pass

Lead
H Q
D A
S 4
D 10
North
Stansby
Pass
Dbl
3 H


2nd
8
8
5
3
East
Passell
Pass
2 H
Pass


3rd
5
5
A
K
South
Martel
1 D
Dbl
3 NT


4th
A
2
6
S 7
West
Soloway

Pass
Pass


Lead
H 3
D A
S 4
D J
D 10
D 6
C J
S 7
C 10
North
Burger
Pass
2 C
3 NT


2nd
8
8
5
3
Q
H 9
7
A
6
East
Goldman
Pass
Pass
All Pass


3rd
7
5
K
4
K
9
2
J
A
South
Cayne
1 NT
2 D



4th
J
2
6
H K
H Q
C 4
K
9
3
N deals
E-W vul
S A K 3 2
H 10 8
D J 10 9 5
C J 10 8
S 10 8 7 5
H K Q 9 6 3
D 8
C K Q 3
Table S Q J 6
H 7 5 4 2
D Q 3 2
C 7 6 4
986AA =
34733 44733
Par NS +400
S 9 4
H A J
D A K 7 6 4
C A 9 5 2

1 D opening
3 NT South -1
-50 56

  1 NT opening
  3 NT South +1
  +430 +1081


Data 9X45 MainTop One Diamond vs. One Notrump

© 2014 Richard Pavlicek