🇵🇱 MASZENDA Michal · POLAND

28rank
+71.0Butler · 140 bds
+0.51per board
±4.8swing
+0.12vs par /bd · #36/75
+0.51adjusted /bd
Butler per round: 9 9.7 -0.8 -6.5 -4.5 -16.5 1.1 10.3 53.7 15.5by round

vs par split: bidding -0.62 · play +0.74

Strength of schedule: opponents averaged +0.00/bd (an average draw) → opponent-adjusted +0.51/bd

Card play — on target: opening leads 71.9% #64 of 75 · declarer play 75.8% #26 of 75 · defence 83.8% #35 of 75

Card play by contract type — on target
vs NTvs a suit
Opening leads66.7% (9)73.9% (23)
Declarer play57.1% (7)80.8% (26)
Defence80.0% (25)86.0% (43)

Opening leads by suit led: ♠ 71.4% (7) · ♥ 75.0% (8) · ♦ 100.0% (6) · ♣ 54.5% (11)

vs par by strain: NT +1.50 (42) · a suit -0.47 (98)

vs par by level: part-score +0.22 (55) · game +0.48 (75) · slam -3.10 (10)

By role: declaring +0.13/bd (-2.99 vs par · 72) · defending +0.90/bd (+3.41 vs par · 68)

By vulnerability: vulnerable +0.17/bd (-0.37 vs par · 70) · not vulnerable +0.84/bd (+0.61 vs par · 70)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1K.KopkaN.Khutorsky – G.MatatyahouOpen14+9.0+0.64+3.29
Round 2K.KopkaA.Imawan – L.GunardiClosed14+9.7+0.69+0.43
Round 4K.KopkaR.Guth – H.RabourdinClosed14-0.8-0.06+0.64
Round 6K.KopkaJ.Bakhshi – E.GahanOpen14-6.5-0.46+0.14
Round 7K.KopkaA.Prochazka – P.VolhejnOpen14-4.5-0.32-1.29
Round 8K.KopkaR.Wang – C.DengClosed14-16.5-1.18-2.64
Round 9K.KopkaV.Dalpozzo – F.DalpozzoOpen14+1.1+0.08-3.07
Round 10K.KopkaO.Laufer – A.VassilevaOpen14+10.3+0.74+0.64
Round 12K.KopkaS.Rozsa – B.PalinkasOpen14+53.7+3.84+2.93
Round 13K.KopkaJ.Bai – B.ZhangOpen14+15.5+1.11+0.14

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
+16.7Round 1🇮🇱 ISRAEL36♥x♣9-4+17
+14.8Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND74♠x♦K-3+14
+12.2Round 12🇭🇺 HUNGARY156♥♠4=+0
+8.6Round 12🇭🇺 HUNGARY282NT♥5-1+10
+8.3Round 1🇮🇱 ISRAEL24♠x♣K-4+11
+8.3Round 8🇨🇳 CHINA2144♠x♥A=+10
+7.6Round 7🇨🇿 CZECH REPUBLIC251♠x♥10-2+12
+7.1Round 1🇮🇱 ISRAEL53NT♦8-3+7
+6.9Round 8🇨🇳 CHINA263NT♥5-2+13
+6.8Round 2🇮🇩 INDONESIA173NT♠J-2+14
+6.8Round 13🇨🇳 CHINA1104♠♦K-1+12
+6.5Round 13🇨🇳 CHINA144♠♦8-1+12
+6.4Round 7🇨🇿 CZECH REPUBLIC287♣♥Q=-2
+6.4Round 10🇨🇦 CANADA203NT♦6+2+2
+6.3Round 2🇮🇩 INDONESIA201NT♠Q+2+6
+6.0Round 7🇨🇿 CZECH REPUBLIC226♠♥K+1-11
+5.9Round 2🇮🇩 INDONESIA256♠♣6+1-11
+5.8Round 12🇭🇺 HUNGARY203NT♠K-1+12
+5.8Round 12🇭🇺 HUNGARY273NT♠9-2+6
+5.8Round 13🇨🇳 CHINA114♠♦7=+0
+5.6Round 12🇭🇺 HUNGARY181NT♠3-2+6
+5.6Round 12🇭🇺 HUNGARY191NT♦6+2+6
+5.4Round 12🇭🇺 HUNGARY173NT♥4=+0
+5.2Round 4🇫🇷 FRANCE93♠♦K-3+5
+5.2Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND105♥♠J=+15
+5.1Round 9🇮🇹 ITALY262♦♥3-3-7
+5.1Round 10🇨🇦 CANADA283♥♣8+1+6
+4.9Round 10🇨🇦 CANADA223NT♦4-4+11
+4.8Round 10🇨🇦 CANADA256NT♥5+1-11
+4.5Round 7🇨🇿 CZECH REPUBLIC173NT♠6+1+4
+4.3Round 4🇫🇷 FRANCE73♦♠6+1+11
+4.2Round 12🇭🇺 HUNGARY163♠♥K=+0
+4.0Round 2🇮🇩 INDONESIA223NT♠A-1+6
+3.8Round 1🇮🇱 ISRAEL64♥♦8-2+12
+3.8Round 7🇨🇿 CZECH REPUBLIC212♠♦K+3+12
+3.8Round 9🇮🇹 ITALY243NT♦Q+1-1
+3.7Round 8🇨🇳 CHINA2105♦♠J=-13
+3.6Round 2🇮🇩 INDONESIA183♠♥A+1+6
+3.5Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND131♥♠5+3+10
+3.2Round 12🇭🇺 HUNGARY223♠♣3=+1
+3.1Round 2🇮🇩 INDONESIA242♦♠2-1+5
+3.1Round 9🇮🇹 ITALY164♠♥Q=+0
+3.0Round 4🇫🇷 FRANCE21NT♠10+1+0
+3.0Round 13🇨🇳 CHINA193NT♦2-2+6
+2.8Round 9🇮🇹 ITALY271NT♠2+1+6
+2.8Round 10🇨🇦 CANADA195♥♦4=+2
+2.6Round 13🇨🇳 CHINA133NT♠J-1+5
+2.5Round 4🇫🇷 FRANCE43♦♥2=+0
+2.5Round 10🇨🇦 CANADA175♥♦9=+4
+2.0Round 2🇮🇩 INDONESIA194♠♦9=+0
+2.0Round 13🇨🇳 CHINA1113NT♦5=+11
+1.9Round 13🇨🇳 CHINA1144♥♣A+1+0
+1.8Round 4🇫🇷 FRANCE112♥♥J+1+1
+1.8Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND145♦♥8=-1
+1.8Round 7🇨🇿 CZECH REPUBLIC181♥♦Q+2+0
+1.5Round 1🇮🇱 ISRAEL94♠♠2+1+0
+1.5Round 4🇫🇷 FRANCE84♥♣A-2+0
+1.5Round 8🇨🇳 CHINA292NT♣A=+0
+1.5Round 10🇨🇦 CANADA274♥♦J+1+0
+1.4Round 4🇫🇷 FRANCE11NT♣6-2+0
+1.2Round 2🇮🇩 INDONESIA212♠♦3=+0
+1.2Round 10🇨🇦 CANADA213♥♠K=+1
+1.2Round 12🇭🇺 HUNGARY213♠♥4+1+1
+1.1Round 9🇮🇹 ITALY216♠♠4+1-13
+1.0Round 1🇮🇱 ISRAEL13♥♠8+2-5
+1.0Round 8🇨🇳 CHINA234♦♥J+1+1
+1.0Round 10🇨🇦 CANADA263NT♣A+1+0
+0.9Round 9🇮🇹 ITALY184♠♥7+1-13
+0.8Round 12🇭🇺 HUNGARY244♠♥4=-1
+0.8Round 12🇭🇺 HUNGARY262♠♥2+1+10
+0.7Round 13🇨🇳 CHINA154♥♦6=-1
+0.5Round 9🇮🇹 ITALY224♠♣8+2-1
+0.5Round 13🇨🇳 CHINA166♦♠7-1-13
+0.2Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND124♠♦A+1+0
+0.2Round 9🇮🇹 ITALY233♠♥A=+0
+0.1Round 4🇫🇷 FRANCE132♦♠K=+11
+0.1Round 8🇨🇳 CHINA244♠♦Q=-1
-0.0Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND64♠♥A+1+0
-0.0Round 13🇨🇳 CHINA1135♠♣9=-13
-0.2Round 8🇨🇳 CHINA253♦♠8=+0
-0.3Round 1🇮🇱 ISRAEL75♦x♣K-1+0
-0.3Round 1🇮🇱 ISRAEL102♥♦J+1-1
-0.3Round 13🇨🇳 CHINA183NT♥5+2+0
-0.6Round 1🇮🇱 ISRAEL133♥♥J=+0
-0.6Round 10🇨🇦 CANADA243NT♥Q-1-2
-0.7Round 4🇫🇷 FRANCE121NT♦9-1+1
-1.0Round 2🇮🇩 INDONESIA154♠♥7+1+0
-1.0Round 2🇮🇩 INDONESIA273NT♥7+2+0
-1.1Round 7🇨🇿 CZECH REPUBLIC204♠♣4=-1
-1.2Round 2🇮🇩 INDONESIA284♥♠4+2+11
-1.2Round 8🇨🇳 CHINA2123NT♠A+1-1
-1.4Round 9🇮🇹 ITALY151NT♦4-2-2
-1.7Round 8🇨🇳 CHINA284♥♣6=+0
-1.8Round 1🇮🇱 ISRAEL82♠♣5+1+4
-1.8Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND53NT♠5+1+0
-1.8Round 10🇨🇦 CANADA163♥♣3+1+1
-1.8Round 12🇭🇺 HUNGARY251NT♠A+1+0
-2.0Round 4🇫🇷 FRANCE63♦♥7=+0
-2.0Round 9🇮🇹 ITALY284♥♠2=+0
-2.2Round 4🇫🇷 FRANCE33NT♣2+1+1
-2.3Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND23♣♠K+2-6
-2.4Round 4🇫🇷 FRANCE53♠♥A=-8
-2.4Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND13NT♠6=+1
-2.4Round 9🇮🇹 ITALY194♠♣A=+1
-2.5Round 7🇨🇿 CZECH REPUBLIC193NT♦K-1-4
-2.8Round 7🇨🇿 CZECH REPUBLIC154♥♠2=+1
-2.8Round 9🇮🇹 ITALY254♠♠5-1-5
-3.0Round 13🇨🇳 CHINA175♦x♠2=-6
-3.2Round 2🇮🇩 INDONESIA164♥♣5+1-4
-3.2Round 7🇨🇿 CZECH REPUBLIC163♠♣4-1-4
-3.2Round 8🇨🇳 CHINA213♥♣5+1-1
-3.3Round 9🇮🇹 ITALY173♦♠9-3-1
-3.4Round 7🇨🇿 CZECH REPUBLIC274♠♣K-1-5
-3.5Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND85♣♦6+1-1
-3.6Round 8🇨🇳 CHINA2135♥x♠A-1-12
-3.7Round 12🇭🇺 HUNGARY233♥♦3-2-10
-3.9Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND93♠♦2+1-8
-4.4Round 1🇮🇱 ISRAEL113♥♠2-2-6
-4.5Round 9🇮🇹 ITALY205♦♠Q-2-7
-4.7Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND32♠♣6+1-6
-4.8Round 13🇨🇳 CHINA1124♦♦8+1-7
-4.9Round 10🇨🇦 CANADA183NT♥6-2-8
-4.9Round 10🇨🇦 CANADA234♣♠3=+9
-5.0Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND111NTx♣A=-8
-5.4Round 1🇮🇱 ISRAEL145♥x♦A-1+0
-5.5Round 4🇫🇷 FRANCE144♠♥J=-3
-6.0Round 2🇮🇩 INDONESIA264♥♠K=-9
-6.0Round 7🇨🇿 CZECH REPUBLIC233NT♣4=-10
-6.2Round 13🇨🇳 CHINA123NT♣6+1-4
-6.8Round 7🇨🇿 CZECH REPUBLIC263♥♣4+2-10
-7.6Round 1🇮🇱 ISRAEL46♣♠K+1+13
-7.7Round 10🇨🇦 CANADA153NT♥3-1-6
-7.8Round 4🇫🇷 FRANCE102♥♥A+2-10
-8.2Round 8🇨🇳 CHINA2113NT♠8+2-8
-8.4Round 6🏴󠁧󠁢󠁥󠁮󠁧󠁿 ENGLAND44♥x♦2-1-8
-8.8Round 7🇨🇿 CZECH REPUBLIC247♠♣2=+0
-9.0Round 1🇮🇱 ISRAEL123NT♣7-1-6
-9.7Round 8🇨🇳 CHINA274♠♣A-2-13
-10.2Round 8🇨🇳 CHINA222♦♦6-3-12
-10.8Round 2🇮🇩 INDONESIA233♥♦3+3-18