🇩🇪 PIEPER Jonathan · GERMANY

122rank
-305.4Butler · 168 bds
-1.82per board
±5.2swing
-1.84vs par /bd · #113/116
-1.81adjusted /bd
Butler per round: -20 -20.8 -25.5 -29.8 -61 -7.9 -28.2 -39.9 -38.1 -35.5 -0.6 1.9by round

vs par split: bidding -0.70 · play -1.14

Strength of schedule: opponents averaged +0.00/bd (an average draw) → opponent-adjusted -1.81/bd

Card play — on target: opening leads 80.9% #39 of 116 · declarer play 51.5% #115 of 116 · defence 68.8% #116 of 116

Card play by contract type — on target
vs NTvs a suit
Opening leads60.0% (15)90.6% (32)
Declarer play25.0% (8)60.0% (25)
Defence54.8% (31)75.4% (65)

Opening leads by suit led: ♠ 92.3% (13) · ♥ 63.6% (11) · ♦ 83.3% (12) · ♣ 81.8% (11)

vs par by strain: NT -0.96 (47) · a suit -2.18 (121)

vs par by level: part-score -2.03 (72) · game -1.32 (84) · slam -4.33 (12)

By role: declaring -2.12/bd (-4.57 vs par · 72) · defending -1.59/bd (+0.21 vs par · 96)

By vulnerability: vulnerable -2.17/bd (-2.79 vs par · 84) · not vulnerable -1.46/bd (-0.89 vs par · 84)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1F.HahnR.Chan – P.HawOpen14-20.0-1.43-3.43
Round 2F.HahnM.Maglio – F.Von BrudersdorffOpen14-20.8-1.49-1.07
Round 5F.NordmannA.Rouanet-Labe – C.DeheegerClosed14-25.5-1.82-1.71
Round 7F.HahnM.Bojarski – M.ChodackiOpen14-29.8-2.13-1.71
Round 9F.HahnA.Khandelwal – A.RobertsClosed14-61.0-4.36-4.64
Round 11F.HahnS.Ekenberg – S.HultOpen14-7.9-0.56-1.00
Round 12F.HahnA.Edgtton – M.HenbestOpen14-28.2-2.01-2.21
Round 14F.HahnH.Wei – S.SunClosed14-39.9-2.85-0.71
Round 15F.HahnC.Jolly – J.KayeClosed14-38.1-2.72-3.93
Round 16F.HahnA.Grossack – Z.GrossackOpen14-35.5-2.54-3.21
Round 19F.NordmannF.Chan – M.NgClosed14-0.6-0.04+1.07
Round 21F.HahnN.Correa Laguna – J.Valenzuela RiveraClosed14+1.9+0.14+0.50

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
+12.2Round 5🇫🇷 FRANCE143♣x♣3=+13
+9.7Round 12🇦🇺 AUSTRALIA255♣♦10+1+15
+9.5Round 21🇨🇴 COLOMBIA24♠♦A=+11
+8.4Round 19🇭🇰 CHINA HONG KONG132♠♥5=+6
+8.1Round 5🇫🇷 FRANCE133NT♦2-1+12
+7.8Round 2🇦🇷 ARGENTINA176♦♥9-2+14
+7.3Round 19🇭🇰 CHINA HONG KONG34♠x♦A-2+10
+7.2Round 15🇺🇸 USA215♠♦7-1+10
+7.1Round 16🇺🇸 USA1255♦x♠A-5-8
+6.9Round 21🇨🇴 COLOMBIA101NT♣2+4+2
+6.3Round 1🇸🇬 SINGAPORE95♦♥K-1+11
+6.3Round 11🇸🇪 SWEDEN134♥♦6=+0
+6.2Round 21🇨🇴 COLOMBIA133NT♦3-1+12
+5.4Round 1🇸🇬 SINGAPORE146♥x♦A-1+0
+5.3Round 11🇸🇪 SWEDEN35♣x♥2=+4
+5.3Round 16🇺🇸 USA1204♥x♥3=+5
+4.6Round 16🇺🇸 USA1233NT♣8-2+7
+4.1Round 2🇦🇷 ARGENTINA201NT♠Q=+5
+4.0Round 19🇭🇰 CHINA HONG KONG42NT♦A-3-7
+3.9Round 7🇵🇱 POLAND134♠♠Q=+0
+3.5Round 7🇵🇱 POLAND91♠♣K+3+8
+3.5Round 21🇨🇴 COLOMBIA84♥♠Q-1+5
+3.1Round 19🇭🇰 CHINA HONG KONG81♦♣2=+4
+3.0Round 1🇸🇬 SINGAPORE52♠♣A=-1
+2.9Round 11🇸🇪 SWEDEN16NT♣4+1+1
+2.9Round 11🇸🇪 SWEDEN22NT♠3=+1
+2.9Round 11🇸🇪 SWEDEN63NT♠3-1+6
+2.5Round 2🇦🇷 ARGENTINA185♥♦3-3+3
+2.3Round 14🇨🇳 CHINA181NT♦A+3+2
+2.2Round 21🇨🇴 COLOMBIA54♥♣K=+8
+2.1Round 9🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND105♦♦J+1-13
+2.0Round 21🇨🇴 COLOMBIA62NT♣3+1+1
+1.9Round 19🇭🇰 CHINA HONG KONG15♦♦9=+3
+1.8Round 12🇦🇺 AUSTRALIA244♥♣4-1+4
+1.7Round 11🇸🇪 SWEDEN144♠♦A+2+14
+1.6Round 12🇦🇺 AUSTRALIA203♦♠4=+10
+1.5Round 9🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND113NT♠5-3+7
+1.5Round 19🇭🇰 CHINA HONG KONG62♠♣2-1-2
+1.4Round 2🇦🇷 ARGENTINA283NT♣9+2+11
+1.3Round 5🇫🇷 FRANCE11NT♣7-2+0
+1.2Round 7🇵🇱 POLAND85♣♥A=+0
+1.2Round 14🇨🇳 CHINA233♣♥2+1+11
+1.1Round 2🇦🇷 ARGENTINA256♠♦K+1-11
+1.1Round 2🇦🇷 ARGENTINA275♣♦3=+2
+1.1Round 14🇨🇳 CHINA175♦♠Q-1+10
+1.0Round 5🇫🇷 FRANCE33NT♣2=+2
+0.7Round 21🇨🇴 COLOMBIA44♠♦Q=+0
+0.6Round 1🇸🇬 SINGAPORE33NT♣Q+1+0
+0.6Round 11🇸🇪 SWEDEN106NT♣4=+0
+0.5Round 7🇵🇱 POLAND55♦♠10=-1
+0.5Round 9🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND143♠♥A+1+2
+0.5Round 12🇦🇺 AUSTRALIA263NT♣5=+1
+0.4Round 1🇸🇬 SINGAPORE83♠♦Q+1-4
+0.4Round 21🇨🇴 COLOMBIA13NT♠J=-1
+0.3Round 1🇸🇬 SINGAPORE102♥♦J=+0
+0.3Round 1🇸🇬 SINGAPORE133♥♦8=+0
+0.3Round 2🇦🇷 ARGENTINA213♣♥9-2+0
+0.2Round 7🇵🇱 POLAND43♥♣8=+0
+0.2Round 9🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND61NT♥5=+11
+0.1Round 19🇭🇰 CHINA HONG KONG23♣♠Q+1+11
-0.1Round 15🇺🇸 USA2114♥♣9+1-11
-0.1Round 16🇺🇸 USA1283♣♥4-3-4
-0.2Round 2🇦🇷 ARGENTINA154♠♣J=+1
-0.2Round 9🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND84♥♦K+1-1
-0.2Round 12🇦🇺 AUSTRALIA274♥♠4+1+0
-0.2Round 15🇺🇸 USA254♥♦6=+1
-0.4Round 11🇸🇪 SWEDEN51NT♣A-1-2
-0.4Round 15🇺🇸 USA2134♠♦8+2+13
-0.4Round 15🇺🇸 USA2144♥♠2=+1
-0.5Round 5🇫🇷 FRANCE21NT♠10=-1
-0.6Round 5🇫🇷 FRANCE83♥♣A-1-2
-0.6Round 14🇨🇳 CHINA252♠x♠2-1+0
-0.7Round 11🇸🇪 SWEDEN44♠♠9+2-13
-0.8Round 12🇦🇺 AUSTRALIA212♥♣6=+0
-0.8Round 14🇨🇳 CHINA223♣♠J-1+0
-0.9Round 7🇵🇱 POLAND73♦♣A-2+2
-0.9Round 7🇵🇱 POLAND145♦♥4=+1
-0.9Round 11🇸🇪 SWEDEN82♠♦7+1+0
-1.0Round 12🇦🇺 AUSTRALIA153NT♥3+2-11
-1.0Round 21🇨🇴 COLOMBIA91♠♦A=+0
-1.0Round 21🇨🇴 COLOMBIA115♣x♠K-1+0
-1.1Round 1🇸🇬 SINGAPORE25♦x♣10-3-5
-1.1Round 5🇫🇷 FRANCE92♣♦A-1+0
-1.1Round 15🇺🇸 USA293NT♦6-1-5
-1.1Round 16🇺🇸 USA1192♥♦4+1-10
-1.1Round 19🇭🇰 CHINA HONG KONG122♥♦2=+0
-1.2Round 7🇵🇱 POLAND111NT♣Q=+2
-1.3Round 15🇺🇸 USA233NT♠J-1-5
-1.4Round 12🇦🇺 AUSTRALIA163♣♠6-3-4
-1.4Round 14🇨🇳 CHINA271NT♠10=-1
-1.4Round 19🇭🇰 CHINA HONG KONG142♣♦2=-5
-1.5Round 15🇺🇸 USA2123NT♥Q=+1
-1.6Round 7🇵🇱 POLAND32♥♠6=+0
-1.7Round 21🇨🇴 COLOMBIA143NT♦3+3-1
-1.8Round 5🇫🇷 FRANCE113♣♥3-1-2
-1.8Round 9🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND123NT♠A+2-2
-1.8Round 16🇺🇸 USA1173NT♦8+2-1
-1.9Round 2🇦🇷 ARGENTINA242NT♠2=+1
-1.9Round 7🇵🇱 POLAND25♣♠K=+0
-2.0Round 14🇨🇳 CHINA244♠♥4=+1
-2.0Round 16🇺🇸 USA1243NT♥4=+0
-2.3Round 9🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND12♥♣3+2-1
-2.3Round 15🇺🇸 USA242♠♣6+2-10
-2.3Round 19🇭🇰 CHINA HONG KONG106♠♦K=+13
-2.6Round 9🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND53♦♠7+2-1
-2.6Round 11🇸🇪 SWEDEN113♥♦A-1-8
-2.7Round 14🇨🇳 CHINA154♠♣6+2+13
-2.8Round 19🇭🇰 CHINA HONG KONG113♣♠A-1-4
-3.0Round 5🇫🇷 FRANCE73NT♠7+2-1
-3.0Round 9🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND34♦x♠6-1-6
-3.0Round 14🇨🇳 CHINA191NT♠6=-5
-3.1Round 21🇨🇴 COLOMBIA32♠♥3+1-7
-3.2Round 1🇸🇬 SINGAPORE113♥♠5=+0
-3.2Round 5🇫🇷 FRANCE63♦♣Q=+0
-3.3Round 15🇺🇸 USA224♠♥2-1-12
-3.4Round 1🇸🇬 SINGAPORE13NT♣3=+0
-3.5Round 12🇦🇺 AUSTRALIA174♥♣6=-3
-3.5Round 16🇺🇸 USA1263NT♠K+3-2
-3.6Round 11🇸🇪 SWEDEN72NT♥9+2-3
-3.9Round 7🇵🇱 POLAND64♥♣A-3-4
-3.9Round 12🇦🇺 AUSTRALIA284♥♠3=+0
-4.0Round 2🇦🇷 ARGENTINA222♠♥7+2-1
-4.1Round 16🇺🇸 USA1183♠♦Q-1-5
-4.2Round 19🇭🇰 CHINA HONG KONG94♠♠8+1-2
-4.3Round 1🇸🇬 SINGAPORE123NT♠5=-10
-4.9Round 2🇦🇷 ARGENTINA193♠♦9+1-6
-5.1Round 12🇦🇺 AUSTRALIA233NT♠3-1-12
-5.4Round 2🇦🇷 ARGENTINA164♥♣2+1-4
-5.5Round 14🇨🇳 CHINA164♣♥A-2-2
-5.5Round 14🇨🇳 CHINA283♦♠9+2-7
-5.6Round 12🇦🇺 AUSTRALIA222NT♦2-3-10
-5.9Round 15🇺🇸 USA2104♠♥8-2-13
-6.1Round 16🇺🇸 USA1273♦♥K=-7
-6.2Round 14🇨🇳 CHINA203NT♥6-1-12
-6.3Round 1🇸🇬 SINGAPORE73♥♦Q+1-9
-6.3Round 5🇫🇷 FRANCE43♦♥5-3-9
-6.3Round 14🇨🇳 CHINA262♠♦K+2-10
-6.4Round 16🇺🇸 USA1211NT♥4+1-6
-6.8Round 19🇭🇰 CHINA HONG KONG54♥♦K-2+0
-7.2Round 1🇸🇬 SINGAPORE64♥♥9-3-13
-7.4Round 5🇫🇷 FRANCE53♥♦6=-12
-7.5Round 16🇺🇸 USA1164♥♣3=+0
-7.7Round 2🇦🇷 ARGENTINA264♥♠A=-9
-7.7Round 7🇵🇱 POLAND106♥♦8-1-9
-7.8Round 12🇦🇺 AUSTRALIA183NT♥Q+1-10
-8.2Round 7🇵🇱 POLAND13♣♦J-1-10
-8.2Round 16🇺🇸 USA1223NT♠7=+0
-8.3Round 19🇭🇰 CHINA HONG KONG74♠x♦4-2-12
-8.6Round 9🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND73♠♦K+1-10
-8.9Round 15🇺🇸 USA275♣♥3-4-14
-9.0Round 15🇺🇸 USA264♥♦3+1+0
-9.7Round 9🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND21♠♦2-1-9
-9.9Round 11🇸🇪 SWEDEN125♠x♥K-1-5
-10.5Round 14🇨🇳 CHINA213NT♣6+1-10
-10.5Round 21🇨🇴 COLOMBIA77♣♣3=-10
-10.8Round 1🇸🇬 SINGAPORE45♦♠K+2-17
-10.9Round 15🇺🇸 USA285♣♠A-2-11
-11.2Round 9🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND134♠x♥8=-15
-11.7Round 16🇺🇸 USA1154♥x♦7-3-14
-12.0Round 9🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND46♠♦Q-2-13
-12.1Round 5🇫🇷 FRANCE104♥♠8-1-12
-12.1Round 5🇫🇷 FRANCE121NTxx♥3+1-12
-12.2Round 21🇨🇴 COLOMBIA126♣♠A-1-13
-12.4Round 11🇸🇪 SWEDEN93♦x♠Q+1-9
-12.5Round 12🇦🇺 AUSTRALIA196♥♦4=-11
-12.8Round 7🇵🇱 POLAND126♠♦4-1-13
-13.9Round 9🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND93♥x♦A+1-14
-15.0Round 2🇦🇷 ARGENTINA235♣♣10-3-21