KORBEL Daniel · ZHANG

16rank
+90.5Butler · 98 bds
+0.92per board
±4.3swing
+0.76vs par /bd · #31/180
+1.29adjusted /bd
Butler per round: 28.5 10.1 34.6 7.5 14 30.3 -34.5by round

vs par split: bidding +0.56 · play +0.19

Strength of schedule: opponents averaged +0.37/bd (a tough draw) → opponent-adjusted +1.29/bd

Card play — on target: opening leads 76.9% #130 of 180 · declarer play 78.3% #75 of 180 · defence 89.4% #37 of 180

Bidding activity — not a pass: 45.3% #71 of 180 (120/265)

Card play by contract type — on target
vs NTvs a suit
Opening leads57.1% (7)84.2% (19)
Declarer play75.0% (8)80.0% (15)
Defence90.0% (10)89.2% (37)

Opening leads by suit led: ♠ 62.5% (8) · ♥ 100.0% (2) · ♦ 87.5% (8) · ♣ 75.0% (8)

vs par by strain: NT +1.59 (22) · a suit +0.51 (76)

vs par by level: part-score +0.30 (40) · game +1.57 (49) · slam -1.67 (9)

By role: declaring +1.47/bd (-0.26 vs par · 51) · defending +0.33/bd (+1.85 vs par · 47)

By vulnerability: vulnerable +1.26/bd (+0.69 vs par · 49) · not vulnerable +0.58/bd (+0.82 vs par · 49)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 2G.HampsonS.Kang – S.PaoluziClosed14+28.5+2.04+0.86
Round 3G.HampsonP.Hollands – R.CooperClosed14+10.1+0.72+0.29
Round 4G.HampsonA.Manno – I.GronkvistOpen14+34.6+2.47-0.21
Round 5G.HampsonI.Grzejdziak – S.GrzejdziakOpen14+7.5+0.54-0.07
Round 6S.ShiD.Kazmucha – M.NowosadzkiOpen14+14.0+1.00+1.71
Round 7G.HampsonJ.Sigsgaard – A.PalmaClosed14+30.3+2.16+5.07
Round 8G.HampsonI.Ozbay – M.YilmazOpen14-34.5-2.46-2.36

Every board — best Butler first↑ top

vs par = IMPs this pair scored above (+) or below (−) the board’s double-dummy par — what bidding and play (theirs and the opponents’) added or gave away against perfect play.

ButlerRoundOpponentsBdContractLeadResvs par
+12.7Round 4FERM167♣♥K=+12
+11.8Round 2SEOUL233NT♣6=+12
+11.0Round 7SUSHI BELT57♦♦2=+0
+9.9Round 7SUSHI BELT36♠♥2-1+14
+9.8Round 5SV BRIDGE CLUB105♥x♠K=+8
+8.6Round 6YOSHKA262♦x♥4-1+3
+8.2Round 7SUSHI BELT73NT♣Q-2+9
+8.1Round 3PANDA POSSE34♥♠A+1+11
+7.9Round 6YOSHKA154♥♣K-1+10
+7.0Round 2SEOUL266♥♥2=+0
+6.0Round 6YOSHKA254♠x♦9=+9
+5.9Round 4FERM246♠♣6=+0
+5.9Round 5SV BRIDGE CLUB63NT♣K=+6
+5.5Round 2SEOUL176♠♦8=+0
+5.4Round 4FERM204♠♣9=+0
+4.9Round 3PANDA POSSE104♠x♥A-1+8
+4.6Round 2SEOUL202♣♣3+2+0
+3.9Round 5SV BRIDGE CLUB125♣♦A-2+6
+3.8Round 4FERM223♥♦A+1+6
+3.6Round 2SEOUL274♥♠A-2+6
+3.3Round 4FERM176♣♥A+1-11
+3.0Round 5SV BRIDGE CLUB12♥♣8=-1
+3.0Round 7SUSHI BELT113♥♣A-1+9
+3.0Round 7SUSHI BELT124♠♣2-1+12
+2.9Round 5SV BRIDGE CLUB92♦♣7-1+5
+2.8Round 2SEOUL192♥♦A+1+0
+2.8Round 3PANDA POSSE44♥♠Q-2+3
+2.8Round 7SUSHI BELT13NT♠8+3+11
+2.7Round 8DINKIN233NT♠7-1+0
+2.4Round 8DINKIN162NT♠Q-2+3
+2.2Round 2SEOUL212♠♥5=+6
+2.2Round 7SUSHI BELT104♥♦J+1+0
+2.1Round 3PANDA POSSE122♠♣J=+5
+2.0Round 4FERM233NT♠2+3-13
+1.8Round 4FERM214♦♠6=+0
+1.7Round 4FERM252♠♣J=+0
+1.7Round 4FERM284♥♠2+2+2
+1.5Round 7SUSHI BELT133NT♠A+1+0
+1.4Round 2SEOUL152♠♦T-1-1
+1.4Round 6YOSHKA185♥♠A=+11
+1.1Round 6YOSHKA214♠♣4-1+5
+1.0Round 3PANDA POSSE23♣♥K-1+0
+1.0Round 6YOSHKA192♥♠6-1+2
+1.0Round 8DINKIN215♠x♥A-2+7
+0.9Round 3PANDA POSSE131NT♦J=+0
+0.7Round 3PANDA POSSE13♠♠6=+0
+0.7Round 3PANDA POSSE52♥♠J+1+0
+0.6Round 2SEOUL224♠♥K+1+0
+0.5Round 5SV BRIDGE CLUB52♥♦A=-11
+0.4Round 6YOSHKA223♠♦8-1-4
+0.4Round 7SUSHI BELT23NT♣9+1+13
+0.4Round 8DINKIN241NT♥7=+0
+0.3Round 2SEOUL282♦♥5-1+4
+0.1Round 3PANDA POSSE143♣♠A=+0
-0.0Round 4FERM153♦♦3+1+0
-0.0Round 4FERM183♦♥Q+1+0
-0.1Round 4FERM192♠♣Q=+1
-0.1Round 5SV BRIDGE CLUB34♥♥3+1+0
-0.3Round 2SEOUL244♥♣Q+1+0
-0.3Round 7SUSHI BELT44♠♦Q+1+0
-0.5Round 3PANDA POSSE114♣♦K-1-2
-0.5Round 6YOSHKA203♥♦K=-7
-0.5Round 6YOSHKA244♥♣A-2+0
-0.6Round 6YOSHKA274♥♣7=+0
-0.7Round 5SV BRIDGE CLUB114♠♣A=+0
-0.7Round 5SV BRIDGE CLUB134♥♣7+1+0
-0.8Round 5SV BRIDGE CLUB143♥♣A-1-3
-0.9Round 3PANDA POSSE73NT♣2+1-1
-0.9Round 8DINKIN254♥♦J+1+0
-1.0Round 2SEOUL182♠♦4+1-1
-1.0Round 8DINKIN172♠♦A+1-1
-1.1Round 7SUSHI BELT81NT♥2-1+2
-1.2Round 4FERM263♦♠Q=+1
-1.2Round 5SV BRIDGE CLUB44♥♠A-1+9
-1.3Round 7SUSHI BELT143NT♦4+1+11
-1.3Round 8DINKIN184♠♦8+2-13
-1.4Round 2SEOUL252♦♠2+1-1
-1.4Round 6YOSHKA171NT♣7-2+0
-1.5Round 8DINKIN222NT♥A-3+0
-1.6Round 5SV BRIDGE CLUB75♦♠3=-1
-1.9Round 3PANDA POSSE65♠♦J-1-5
-1.9Round 3PANDA POSSE84♥♦Q=-3
-2.2Round 6YOSHKA163NT♠2-2-6
-2.2Round 8DINKIN155♠x♥3+1+6
-2.3Round 8DINKIN193NT♥4=+0
-2.4Round 4FERM274♣♠J=-1
-2.4Round 6YOSHKA231NT♣7-3+7
-3.4Round 5SV BRIDGE CLUB84♠x♠9-1-5
-3.9Round 7SUSHI BELT93NT♥7-2-7
-4.8Round 6YOSHKA283NT♠3=-6
-5.0Round 8DINKIN284♠x♥K-3-7
-5.1Round 7SUSHI BELT62♦x♥A-4-3
-6.0Round 3PANDA POSSE94♥♣8-1-12
-7.2Round 8DINKIN202NT♠3=-6
-8.6Round 2SEOUL166♥♠Q=-13
-9.0Round 8DINKIN266♣♦3-1-17
-10.0Round 5SV BRIDGE CLUB25♦x♥K-2-14
-10.6Round 8DINKIN274♠x♦6=-5