🇺🇦 CHUMAK Yuliy · UKRAINE
5rank
+138.2Butler · 160 bds
+0.86per board
±4.5swing
+0.28vs par /bd · #60/175
+0.70adjusted /bd
by round
vs par split: bidding -0.47 · play +0.67
Strength of schedule: opponents averaged -0.16/bd (an easy draw) → opponent-adjusted +0.70/bd
Card play — on target: opening leads 81.5% #107 of 175 · declarer play 82.1% #54 of 175 · defence 91.4% #35 of 175
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | · | 81.5% (27) |
| Declarer play | · | 82.1% (28) |
| Defence | · | 91.4% (58) |
Opening leads by suit led: ♠ 85.7% (7) · ♥ 88.9% (9) · ♦ 100.0% (1) · ♣ 70.0% (10)
vs par by strain: a suit +0.20 (118)
vs par by level: part-score +0.73 (52) · game +0.36 (56) · slam -3.40 (10)
By role: declaring +0.92/bd (-1.84 vs par · 82) · defending +0.81/bd (+2.51 vs par · 78)
By vulnerability: vulnerable +1.07/bd (+0.34 vs par · 79) · not vulnerable +0.66/bd (+0.22 vs par · 81)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 8 | K.Trifonov | A.Gromov – A.Gulevich | Open | 10 | -8.0 | -0.80 | -2.70 |
| Round 9 | K.Trifonov | U.Kasimir – P.Jokisch | Open | 10 | +10.8 | +1.08 | -1.60 |
| Round 10 | K.Trifonov | S.Hult – P.Bertheau | Open | 10 | +0.8 | +0.08 | +0.20 |
| Round 11 | P.Karlykov | H.Erlingsson – S.Kristinsson | Open | 10 | +32.1 | +3.21 | +2.60 |
| Round 12 | P.Karlykov | C.Szabo – B.Szegedi | Open | 10 | +4.6 | +0.46 | -1.10 |
| Round 13 | K.Trifonov | J.Roll – A.Levin | Closed | 10 | +11.7 | +1.17 | +2.00 |
| Round 16 | K.Trifonov | F.Piedra – P.Zimmermann | Closed | 10 | -8.8 | -0.88 | -2.30 |
| Round 17 | K.Trifonov | M.Knob – C.Wanha | Open | 10 | +41.6 | +4.16 | +3.60 |
| Round 20 | P.Karlykov | A.Arlovich – E.Vainikonis | Closed | 10 | -14.7 | -1.47 | +1.80 |
| Round 21 | P.Karlykov | D.Bilde – E.Jepsen | Closed | 10 | +18.2 | +1.82 | -0.90 |
| Round 22 | P.Karlykov | G.Jones – P.Lamford | Open | 10 | +16.2 | +1.62 | +1.90 |
| Round 23 | K.Trifonov | D.Rase – K.Brguljan | Closed | 10 | +42.9 | +4.29 | +3.50 |
| Round 24 | K.Trifonov | J.Bendiks – J.Bethers | Closed | 10 | -1.7 | -0.17 | +1.90 |
| Round 26 | P.Karlykov | F.Goded – G.Fractman | Open | 10 | +6.8 | +0.68 | +1.80 |
| Round 28 | P.Karlykov | M.Eidi – V.Vroustis | Closed | 10 | +2.4 | +0.24 | -4.20 |
| Round 29 | K.Trifonov | A.Kahraman – I.Dogan | Closed | 10 | -16.7 | -1.67 | -2.00 |
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.
| Butler | Round | Opponents | Bd | Contract | Lead | Res | vs par |
|---|---|---|---|---|---|---|---|
| +15.4 | Round 28 | 🇬🇷 GREECE | 10 | 3♠xx | ♦6 | +2 | +15 |
| +14.9 | Round 11 | 🇮🇸 ICELAND | 17 | 3♥x | ♣K | -6 | +14 |
| +13.7 | Round 17 | 🇦🇹 AUSTRIA | 20 | 7♠ | ♦2 | = | +0 |
| +12.7 | Round 11 | 🇮🇸 ICELAND | 13 | 3♦x | ♥Q | -3 | +12 |
| +11.3 | Round 17 | 🇦🇹 AUSTRIA | 18 | 5♦x | ♠4 | -2 | +12 |
| +11.3 | Round 24 | 🇱🇻 LATVIA | 24 | 5♣ | ♠K | -2 | +11 |
| +9.8 | Round 23 | 🇭🇷 CROATIA | 12 | 5♥ | ♣3 | -1 | +5 |
| +9.4 | Round 23 | 🇭🇷 CROATIA | 19 | 4♥ | ♠K | +1 | +11 |
| +9.0 | Round 21 | 🇩🇰 DENMARK | 21 | 7N | ♦4 | = | +0 |
| +8.6 | Round 22 | 🏴 WALES | 9 | 5♦ | ♠4 | -1 | +10 |
| +7.9 | Round 11 | 🇮🇸 ICELAND | 20 | 4♠x | ♥A | -1 | +9 |
| +7.4 | Round 22 | 🏴 WALES | 3 | 5♣x | ♦K | -3 | +9 |
| +7.1 | Round 17 | 🇦🇹 AUSTRIA | 16 | 5♥ | ♣Q | -4 | +8 |
| +7.1 | Round 23 | 🇭🇷 CROATIA | 13 | 3♦ | ♣A | = | +12 |
| +7.1 | Round 23 | 🇭🇷 CROATIA | 20 | 2N | ♣7 | +1 | +10 |
| +7.0 | Round 9 | 🇩🇪 GERMANY | 28 | 6♣ | ♥K | +1 | -10 |
| +6.4 | Round 9 | 🇩🇪 GERMANY | 26 | 3N | ♦2 | +3 | +3 |
| +6.4 | Round 21 | 🇩🇰 DENMARK | 30 | 4♣x | ♦Q | = | +2 |
| +6.3 | Round 26 | 🇪🇸 SPAIN | 11 | 3♦x | ♥4 | -2 | +9 |
| +5.9 | Round 10 | 🇸🇪 SWEDEN | 6 | 3N | ♥J | = | +14 |
| +5.6 | Round 17 | 🇦🇹 AUSTRIA | 13 | 5♣ | ♥A | = | +0 |
| +5.5 | Round 12 | 🇭🇺 HUNGARY | 24 | 3♣ | ♥9 | +1 | +7 |
| +5.3 | Round 12 | 🇭🇺 HUNGARY | 30 | 3N | ♦2 | +1 | +1 |
| +5.3 | Round 29 | 🇹🇷 TURKEY | 13 | 5♦x | ♥K | -1 | +8 |
| +4.8 | Round 12 | 🇭🇺 HUNGARY | 28 | 2♠ | ♠6 | -2 | +2 |
| +4.6 | Round 28 | 🇬🇷 GREECE | 7 | 3♣ | ♣7 | +1 | +0 |
| +4.5 | Round 13 | 🇮🇱 ISRAEL | 10 | 2♥ | ♣7 | -1 | +6 |
| +4.5 | Round 23 | 🇭🇷 CROATIA | 16 | 1♠ | ♥9 | = | +6 |
| +4.5 | Round 24 | 🇱🇻 LATVIA | 22 | 3N | ♦2 | = | -1 |
| +4.3 | Round 8 | 🇷🇺 RUSSIA | 18 | 3N | ♥9 | -3 | +2 |
| +4.3 | Round 12 | 🇭🇺 HUNGARY | 22 | 3N | ♥3 | = | -1 |
| +4.3 | Round 13 | 🇮🇱 ISRAEL | 5 | 5♦x | ♥K | -1 | +8 |
| +4.2 | Round 10 | 🇸🇪 SWEDEN | 7 | 4♥ | ♠J | -2 | +7 |
| +4.2 | Round 13 | 🇮🇱 ISRAEL | 2 | 4♠ | ♦10 | = | +7 |
| +4.2 | Round 23 | 🇭🇷 CROATIA | 18 | 4♠ | ♥K | +1 | +1 |
| +4.0 | Round 26 | 🇪🇸 SPAIN | 17 | 3N | ♥3 | -1 | +5 |
| +3.8 | Round 24 | 🇱🇻 LATVIA | 30 | 3♥ | ♠K | -3 | +7 |
| +3.7 | Round 29 | 🇹🇷 TURKEY | 12 | 3♠ | ♣4 | -1 | +5 |
| +3.5 | Round 16 | 🇨🇭 SWITZERLAND | 9 | 4♥ | ♠Q | -2 | +6 |
| +3.1 | Round 9 | 🇩🇪 GERMANY | 27 | 6N | ♥9 | = | +0 |
| +3.1 | Round 21 | 🇩🇰 DENMARK | 27 | 3♣ | ♥4 | +1 | +0 |
| +3.0 | Round 17 | 🇦🇹 AUSTRIA | 14 | 4♠x | ♠5 | -3 | +14 |
| +2.8 | Round 10 | 🇸🇪 SWEDEN | 9 | 3♣ | ♦K | -2 | -9 |
| +2.7 | Round 17 | 🇦🇹 AUSTRIA | 19 | 3♥ | ♣7 | = | -4 |
| +2.7 | Round 22 | 🏴 WALES | 4 | 3N | ♣4 | = | +0 |
| +2.7 | Round 22 | 🏴 WALES | 6 | 6♦ | ♠3 | +1 | -2 |
| +2.6 | Round 9 | 🇩🇪 GERMANY | 24 | 4♥ | ♠10 | = | +8 |
| +2.6 | Round 28 | 🇬🇷 GREECE | 5 | 3♦ | ♣A | +1 | +0 |
| +2.4 | Round 21 | 🇩🇰 DENMARK | 23 | 3♠ | ♥K | +2 | -9 |
| +2.4 | Round 23 | 🇭🇷 CROATIA | 11 | 5♠ | ♥5 | = | -11 |
| +2.1 | Round 9 | 🇩🇪 GERMANY | 22 | 3♥ | ♦10 | = | +1 |
| +2.1 | Round 22 | 🏴 WALES | 5 | 6♣ | ♠6 | +1 | +13 |
| +2.0 | Round 9 | 🇩🇪 GERMANY | 25 | 2♦x | ♠10 | -3 | -3 |
| +2.0 | Round 11 | 🇮🇸 ICELAND | 16 | 3N | ♣6 | +2 | +1 |
| +2.0 | Round 16 | 🇨🇭 SWITZERLAND | 8 | 1N | ♠6 | -3 | +7 |
| +1.9 | Round 8 | 🇷🇺 RUSSIA | 12 | 1N | ♠10 | -1 | -1 |
| +1.9 | Round 16 | 🇨🇭 SWITZERLAND | 1 | 1N | ♣2 | +2 | +2 |
| +1.7 | Round 23 | 🇭🇷 CROATIA | 17 | 5♣x | ♥K | -3 | +2 |
| +1.6 | Round 20 | 🇱🇹 LITHUANIA | 15 | 4♦ | ♥K | +1 | +10 |
| +1.5 | Round 8 | 🇷🇺 RUSSIA | 13 | 3N | ♥Q | -1 | +6 |
| +1.5 | Round 17 | 🇦🇹 AUSTRIA | 17 | 2♦ | ♥2 | +3 | +7 |
| +1.4 | Round 13 | 🇮🇱 ISRAEL | 4 | 1♠ | ♣9 | -1 | -1 |
| +1.4 | Round 17 | 🇦🇹 AUSTRIA | 15 | 4♥ | ♣3 | +1 | +0 |
| +1.3 | Round 10 | 🇸🇪 SWEDEN | 2 | 3♦ | ♠5 | -1 | +0 |
| +1.3 | Round 11 | 🇮🇸 ICELAND | 19 | 4♥ | ♦4 | = | +0 |
| +1.3 | Round 13 | 🇮🇱 ISRAEL | 3 | 1N | ♦2 | +1 | +0 |
| +1.3 | Round 16 | 🇨🇭 SWITZERLAND | 3 | 5♦ | ♠6 | +2 | -10 |
| +1.1 | Round 13 | 🇮🇱 ISRAEL | 7 | 2♠ | ♦10 | -2 | +10 |
| +1.0 | Round 8 | 🇷🇺 RUSSIA | 16 | 6♦ | ♣A | = | -2 |
| +1.0 | Round 13 | 🇮🇱 ISRAEL | 6 | 3♥ | ♠K | +1 | -10 |
| +1.0 | Round 20 | 🇱🇹 LITHUANIA | 13 | 4♥ | ♠5 | +2 | +12 |
| +0.9 | Round 21 | 🇩🇰 DENMARK | 22 | 2♥ | ♠7 | -1 | -2 |
| +0.8 | Round 20 | 🇱🇹 LITHUANIA | 14 | 3♣ | ♠A | +1 | +6 |
| +0.7 | Round 10 | 🇸🇪 SWEDEN | 8 | 2♠ | ♣K | = | +0 |
| +0.5 | Round 23 | 🇭🇷 CROATIA | 14 | 4♠ | ♥A | -1 | +5 |
| +0.5 | Round 26 | 🇪🇸 SPAIN | 14 | 4♠ | ♦A | = | -1 |
| +0.4 | Round 20 | 🇱🇹 LITHUANIA | 11 | 3♠ | ♠8 | -2 | +8 |
| +0.4 | Round 22 | 🏴 WALES | 7 | 4♥ | ♣8 | +1 | +0 |
| +0.4 | Round 28 | 🇬🇷 GREECE | 4 | 2♥ | ♣4 | = | -9 |
| +0.3 | Round 8 | 🇷🇺 RUSSIA | 11 | 4♥ | ♠Q | = | +1 |
| +0.3 | Round 12 | 🇭🇺 HUNGARY | 27 | 4♥ | ♥7 | -1 | -6 |
| +0.3 | Round 24 | 🇱🇻 LATVIA | 28 | 4♠ | ♥J | = | +0 |
| +0.2 | Round 20 | 🇱🇹 LITHUANIA | 18 | 3♠ | ♥10 | +1 | -6 |
| +0.2 | Round 26 | 🇪🇸 SPAIN | 15 | 4♥ | ♦2 | = | +0 |
| +0.1 | Round 16 | 🇨🇭 SWITZERLAND | 2 | 3♠ | ♣Q | +1 | -6 |
| -0.0 | Round 10 | 🇸🇪 SWEDEN | 4 | 4♥ | ♦7 | +2 | +13 |
| -0.0 | Round 21 | 🇩🇰 DENMARK | 26 | 4♥ | ♦J | +1 | +0 |
| -0.0 | Round 24 | 🇱🇻 LATVIA | 27 | 4♠ | ♣9 | = | +0 |
| -0.2 | Round 10 | 🇸🇪 SWEDEN | 10 | 3N | ♦5 | = | -2 |
| -0.2 | Round 11 | 🇮🇸 ICELAND | 11 | 3♦ | ♣A | +2 | +6 |
| -0.2 | Round 16 | 🇨🇭 SWITZERLAND | 5 | 3N | ♣4 | +1 | +0 |
| -0.2 | Round 26 | 🇪🇸 SPAIN | 13 | 3N | ♥8 | = | -2 |
| -0.3 | Round 11 | 🇮🇸 ICELAND | 12 | 3♣ | ♠9 | = | -1 |
| -0.4 | Round 13 | 🇮🇱 ISRAEL | 8 | 1N | ♠5 | -2 | +1 |
| -0.4 | Round 26 | 🇪🇸 SPAIN | 20 | 1♠ | ♥10 | +2 | -10 |
| -0.5 | Round 8 | 🇷🇺 RUSSIA | 14 | 3♣ | ♠Q | +2 | -7 |
| -0.5 | Round 26 | 🇪🇸 SPAIN | 16 | 5♦ | ♣Q | = | +11 |
| -0.6 | Round 17 | 🇦🇹 AUSTRIA | 12 | 2♥ | ♣A | = | -1 |
| -0.6 | Round 21 | 🇩🇰 DENMARK | 24 | 4♠ | ♥A | +1 | +0 |
| -0.6 | Round 21 | 🇩🇰 DENMARK | 29 | 3N | ♠8 | +1 | +1 |
| -0.6 | Round 28 | 🇬🇷 GREECE | 6 | 1N | ♣7 | +1 | +0 |
| -0.7 | Round 12 | 🇭🇺 HUNGARY | 26 | 1N | ♠3 | -1 | +0 |
| -0.7 | Round 26 | 🇪🇸 SPAIN | 12 | 3N | ♦5 | +3 | +13 |
| -0.8 | Round 26 | 🇪🇸 SPAIN | 19 | 4♥ | ♦J | -1 | -6 |
| -0.9 | Round 22 | 🏴 WALES | 10 | 1N | ♠A | -1 | +0 |
| -1.0 | Round 16 | 🇨🇭 SWITZERLAND | 4 | 3♦ | ♥5 | -1 | +1 |
| -1.1 | Round 9 | 🇩🇪 GERMANY | 29 | 3♣ | ♣3 | = | +0 |
| -1.1 | Round 10 | 🇸🇪 SWEDEN | 1 | 4♠ | ♦K | -1 | -10 |
| -1.1 | Round 13 | 🇮🇱 ISRAEL | 9 | 1N | ♥A | +1 | -1 |
| -1.1 | Round 29 | 🇹🇷 TURKEY | 18 | 4♠ | ♣7 | -1 | -6 |
| -1.2 | Round 11 | 🇮🇸 ICELAND | 18 | 2♠ | ♥Q | +1 | +0 |
| -1.2 | Round 21 | 🇩🇰 DENMARK | 25 | 1N | ♠3 | +2 | -1 |
| -1.2 | Round 21 | 🇩🇰 DENMARK | 28 | 3♣ | ♣3 | -2 | +0 |
| -1.3 | Round 16 | 🇨🇭 SWITZERLAND | 6 | 3♦ | ♠K | +1 | +0 |
| -1.3 | Round 24 | 🇱🇻 LATVIA | 25 | 5♦ | ♠Q | +1 | +11 |
| -1.3 | Round 29 | 🇹🇷 TURKEY | 17 | 1N | ♦5 | = | -1 |
| -1.4 | Round 8 | 🇷🇺 RUSSIA | 15 | 3♣ | ♦3 | = | +0 |
| -1.4 | Round 20 | 🇱🇹 LITHUANIA | 17 | 3♥ | ♠A | -1 | -4 |
| -1.4 | Round 22 | 🏴 WALES | 2 | 5♠ | ♦K | = | -11 |
| -1.5 | Round 20 | 🇱🇹 LITHUANIA | 16 | 2♠ | ♥2 | = | +0 |
| -1.6 | Round 26 | 🇪🇸 SPAIN | 18 | 2♦ | ♦6 | = | -1 |
| -1.6 | Round 28 | 🇬🇷 GREECE | 1 | 2♠ | ♥K | -1 | -9 |
| -1.8 | Round 29 | 🇹🇷 TURKEY | 15 | 4♠ | ♥8 | +2 | -1 |
| -1.9 | Round 11 | 🇮🇸 ICELAND | 15 | 6♥ | ♦J | +1 | -11 |
| -2.0 | Round 16 | 🇨🇭 SWITZERLAND | 10 | 4♥ | ♣2 | -1 | -6 |
| -2.1 | Round 22 | 🏴 WALES | 8 | 4♠ | ♣K | = | +0 |
| -2.1 | Round 24 | 🇱🇻 LATVIA | 29 | 4♥ | ♠7 | = | -3 |
| -2.3 | Round 20 | 🇱🇹 LITHUANIA | 20 | 4♥ | ♠K | = | -9 |
| -2.4 | Round 9 | 🇩🇪 GERMANY | 21 | 3N | ♣A | -1 | -10 |
| -2.5 | Round 28 | 🇬🇷 GREECE | 2 | 2♠ | ♦5 | -3 | -2 |
| -2.6 | Round 10 | 🇸🇪 SWEDEN | 3 | 3♥x | ♥5 | -3 | -4 |
| -2.8 | Round 29 | 🇹🇷 TURKEY | 19 | 3N | ♥3 | -2 | -8 |
| -2.9 | Round 29 | 🇹🇷 TURKEY | 20 | 2N | ♦7 | = | -5 |
| -3.0 | Round 24 | 🇱🇻 LATVIA | 21 | 4♠x | ♦K | -1 | -6 |
| -3.1 | Round 11 | 🇮🇸 ICELAND | 14 | 2♥ | ♦2 | -1 | -4 |
| -3.1 | Round 12 | 🇭🇺 HUNGARY | 21 | 5♣ | ♥7 | = | -7 |
| -3.3 | Round 22 | 🏴 WALES | 1 | 4N | ♣J | +1 | +0 |
| -3.4 | Round 8 | 🇷🇺 RUSSIA | 19 | 5♣ | ♦J | = | -11 |
| -3.4 | Round 28 | 🇬🇷 GREECE | 9 | 4♠ | ♦J | +2 | -17 |
| -3.6 | Round 12 | 🇭🇺 HUNGARY | 25 | 3N | ♠7 | +1 | -1 |
| -3.6 | Round 29 | 🇹🇷 TURKEY | 11 | 6♦ | ♣J | = | +2 |
| -3.7 | Round 12 | 🇭🇺 HUNGARY | 29 | 3N | ♥K | +1 | +0 |
| -3.8 | Round 23 | 🇭🇷 CROATIA | 15 | 3♣ | ♣5 | = | -6 |
| -4.0 | Round 9 | 🇩🇪 GERMANY | 30 | 4♥ | ♠A | -2 | -5 |
| -4.1 | Round 17 | 🇦🇹 AUSTRIA | 11 | 3N | ♠6 | +1 | +0 |
| -4.5 | Round 12 | 🇭🇺 HUNGARY | 23 | 1N | ♠K | -1 | -6 |
| -4.6 | Round 13 | 🇮🇱 ISRAEL | 1 | 4N | ♥J | +1 | +0 |
| -4.6 | Round 24 | 🇱🇻 LATVIA | 26 | 3N | ♥J | = | +0 |
| -4.9 | Round 9 | 🇩🇪 GERMANY | 23 | 6♠ | ♦6 | = | +0 |
| -5.0 | Round 8 | 🇷🇺 RUSSIA | 17 | 3N | ♠8 | -2 | -6 |
| -5.2 | Round 20 | 🇱🇹 LITHUANIA | 19 | 3N | ♠10 | = | +0 |
| -6.0 | Round 29 | 🇹🇷 TURKEY | 14 | 4♠ | ♣3 | = | -7 |
| -6.2 | Round 28 | 🇬🇷 GREECE | 3 | 4♥ | ♣2 | -1 | -12 |
| -6.2 | Round 29 | 🇹🇷 TURKEY | 16 | 4♠ | ♥8 | = | -7 |
| -6.3 | Round 28 | 🇬🇷 GREECE | 8 | 4♥ | ♠10 | = | -8 |
| -6.7 | Round 8 | 🇷🇺 RUSSIA | 20 | 4♥x | ♣9 | -2 | -9 |
| -8.3 | Round 20 | 🇱🇹 LITHUANIA | 12 | 3N | ♥7 | = | +1 |
| -10.2 | Round 10 | 🇸🇪 SWEDEN | 5 | 6♦ | ♥7 | = | -7 |
| -10.6 | Round 24 | 🇱🇻 LATVIA | 23 | 5♣ | ♥2 | = | +0 |
| -13.1 | Round 16 | 🇨🇭 SWITZERLAND | 7 | 6♥ | ♣5 | -1 | -17 |