🇫🇷 DECHELETTE Nicholas · FRANCE
vs par split: bidding +0.33 · play -0.08
Strength of schedule: opponents averaged +0.03/bd (an average draw) → opponent-adjusted +0.10/bd
Card play — on target: opening leads 88.6% #23 of 137 · declarer play 82.9% #17 of 137 · defence 88.4% #54 of 137
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 62.5% (8) | 94.4% (36) |
| Declarer play | 90.0% (10) | 80.0% (25) |
| Defence | 80.0% (20) | 90.9% (66) |
Opening leads by suit led: ♠ 100.0% (5) · ♥ 77.8% (9) · ♦ 92.3% (13) · ♣ 88.2% (17)
vs par by strain: NT +1.18 (40) · a suit -0.04 (125)
vs par by level: part-score +0.25 (63) · game -0.34 (88) · slam +4.00 (14)
By role: declaring -0.47/bd (-2.79 vs par · 80) · defending +0.56/bd (+3.09 vs par · 88)
By vulnerability: vulnerable -0.35/bd (+0.11 vs par · 84) · not vulnerable +0.49/bd (+0.48 vs par · 84)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | G.Iontzeff | A.Golmar Izquierdo – J.Garate | Closed | 12 | +33.5 | +2.79 | +4.08 |
| Round 2 | G.Iontzeff | W.Haughie – R.Klinger | Closed | 12 | +4.7 | +0.39 | -1.42 |
| Round 5 | G.Iontzeff | M.Hirata – M.Ohashi | Closed | 12 | +15.0 | +1.25 | +2.42 |
| Round 7 | G.Iontzeff | R.Milner – H.Lall | Closed | 12 | -17.1 | -1.43 | -2.00 |
| Round 8 | G.Iontzeff | H.Hantveit – T.Bakke | Closed | 12 | -22.7 | -1.89 | -1.83 |
| Round 10 | G.Iontzeff | J.Holland – B.Senior | Closed | 12 | +0.2 | +0.02 | +2.25 |
| Round 11 | G.Iontzeff | M.Mazhar – K.Ibrahim | Closed | 12 | +7.3 | +0.61 | +1.92 |
| Round 12 | G.Iontzeff | G.Sellden – B.Wenneberg | Closed | 12 | +1.0 | +0.08 | -0.17 |
| Round 14 | G.Iontzeff | I.Aksoy – M.Siriklioglu | Closed | 12 | -32.1 | -2.68 | -3.58 |
| Round 16 | G.Iontzeff | M.Smid – E.Pagani | Closed | 12 | +42.6 | +3.55 | +2.83 |
| Round 17 | G.Iontzeff | V.Li – A.Cheng | Closed | 12 | -11.1 | -0.92 | -1.75 |
| Round 18 | G.Iontzeff | S.Aranha – P.Assumpcao | Closed | 12 | -8.9 | -0.74 | -1.17 |
| Round 21 | G.Iontzeff | D.Schaltz – P.Schaltz | Closed | 12 | +5.9 | +0.49 | +1.92 |
| Round 22 | G.Iontzeff | J.Zhou – M.Sun | Closed | 12 | -6.8 | -0.57 | +0.58 |
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 |
|---|---|---|---|---|---|---|---|
| +13.9 | Round 1 | 🇪🇸 SPAIN | 4 | 6NT | ♦9 | -1 | +17 |
| +10.8 | Round 16 | 🇲🇽 MEXICO | 19 | 1NTx | ♠7 | -3 | +12 |
| +9.9 | Round 12 | 🇸🇪 SWEDEN | 22 | 3NT | ♥6 | -1 | +12 |
| +9.4 | Round 8 | 🇳🇴 NORWAY | 16 | 4♥x | ♦2 | -2 | +12 |
| +9.3 | Round 16 | 🇲🇽 MEXICO | 16 | 2♥x | ♣A | -3 | +9 |
| +8.9 | Round 1 | 🇪🇸 SPAIN | 3 | 6♠ | ♣J | -1 | +14 |
| +8.8 | Round 21 | 🇩🇰 DENMARK | 9 | 6♥ | ♠6 | -1 | +14 |
| +8.6 | Round 1 | 🇪🇸 SPAIN | 8 | 5♣ | ♠K | +2 | +14 |
| +8.6 | Round 5 | 🇯🇵 JAPAN | 3 | 4NT | ♥5 | = | +11 |
| +7.0 | Round 11 | 🇵🇰 PAKISTAN | 1 | 3♦ | ♠A | -1 | +14 |
| +7.0 | Round 16 | 🇲🇽 MEXICO | 21 | 6♠ | ♥J | = | +8 |
| +6.2 | Round 8 | 🇳🇴 NORWAY | 18 | 4♥ | ♥6 | +2 | +14 |
| +6.2 | Round 14 | 🇹🇷 TURKEY | 14 | 3♠ | ♥K | = | +1 |
| +6.0 | Round 1 | 🇪🇸 SPAIN | 12 | 4♥ | ♦Q | -2 | +7 |
| +5.7 | Round 2 | 🇦🇺 AUSTRALIA | 20 | 4♠ | ♥A | = | -13 |
| +5.5 | Round 16 | 🇲🇽 MEXICO | 17 | 6♣ | ♣3 | -1 | +11 |
| +5.2 | Round 17 | 🇭🇰 CHINA HONG KONG | 9 | 6♣x | ♠A | -3 | +5 |
| +5.1 | Round 16 | 🇲🇽 MEXICO | 20 | 2♦ | ♣J | = | +11 |
| +4.9 | Round 18 | 🇧🇷 BRAZIL | 21 | 5♥x | ♦K | -4 | +4 |
| +4.8 | Round 22 | 🇨🇳 CHINA | 21 | 3♠ | ♦6 | = | +1 |
| +4.7 | Round 22 | 🇨🇳 CHINA | 15 | 3NT | ♥Q | +1 | +4 |
| +4.3 | Round 7 | 🇺🇸 USA | 5 | 2♠ | ♦A | -2 | +7 |
| +4.3 | Round 21 | 🇩🇰 DENMARK | 12 | 5♥ | ♠K | -1 | -3 |
| +4.2 | Round 10 | 🏴 ENGLAND | 14 | 3NTx | ♥Q | -1 | +6 |
| +4.0 | Round 10 | 🏴 ENGLAND | 19 | 1NT | ♠4 | -1 | +5 |
| +4.0 | Round 21 | 🇩🇰 DENMARK | 2 | 4♥ | ♣2 | +2 | +13 |
| +3.8 | Round 21 | 🇩🇰 DENMARK | 8 | 4♥ | ♦3 | -1 | +5 |
| +3.3 | Round 11 | 🇵🇰 PAKISTAN | 5 | 4♣ | ♦A | +1 | +14 |
| +3.2 | Round 18 | 🇧🇷 BRAZIL | 17 | 3NT | ♦5 | +2 | -11 |
| +3.0 | Round 10 | 🏴 ENGLAND | 22 | 5♣ | ♥10 | +1 | +13 |
| +2.8 | Round 17 | 🇭🇰 CHINA HONG KONG | 11 | 2NT | ♠3 | = | +6 |
| +2.5 | Round 12 | 🇸🇪 SWEDEN | 13 | 1NT | ♣6 | +1 | +0 |
| +2.4 | Round 5 | 🇯🇵 JAPAN | 9 | 3NT | ♦5 | -1 | +5 |
| +2.3 | Round 7 | 🇺🇸 USA | 6 | 4♥ | ♣7 | +1 | +0 |
| +2.3 | Round 11 | 🇵🇰 PAKISTAN | 10 | 3NT | ♦5 | = | -1 |
| +2.2 | Round 12 | 🇸🇪 SWEDEN | 19 | 4♠ | ♦A | = | +0 |
| +2.2 | Round 12 | 🇸🇪 SWEDEN | 21 | 3♠ | ♣6 | = | +7 |
| +2.1 | Round 1 | 🇪🇸 SPAIN | 6 | 1NT | ♦6 | +1 | -1 |
| +2.0 | Round 5 | 🇯🇵 JAPAN | 8 | 2♥ | ♠9 | = | +0 |
| +1.9 | Round 2 | 🇦🇺 AUSTRALIA | 19 | 4♥ | ♠J | +1 | +1 |
| +1.9 | Round 14 | 🇹🇷 TURKEY | 16 | 3NT | ♣6 | +2 | +8 |
| +1.8 | Round 16 | 🇲🇽 MEXICO | 14 | 3♣ | ♥K | -2 | +6 |
| +1.8 | Round 16 | 🇲🇽 MEXICO | 18 | 4♠ | ♥7 | +2 | -13 |
| +1.7 | Round 5 | 🇯🇵 JAPAN | 10 | 3♠ | ♥6 | = | +0 |
| +1.7 | Round 10 | 🏴 ENGLAND | 23 | 3♥ | ♦10 | -1 | +5 |
| +1.7 | Round 11 | 🇵🇰 PAKISTAN | 12 | 4♥ | ♠4 | = | +0 |
| +1.7 | Round 21 | 🇩🇰 DENMARK | 3 | 2NT | ♥Q | +3 | +5 |
| +1.7 | Round 22 | 🇨🇳 CHINA | 24 | 3NT | ♥Q | = | -1 |
| +1.5 | Round 21 | 🇩🇰 DENMARK | 1 | 4♥ | ♠A | = | +8 |
| +1.4 | Round 2 | 🇦🇺 AUSTRALIA | 16 | 3♠ | ♦A | -1 | -8 |
| +1.4 | Round 16 | 🇲🇽 MEXICO | 13 | 4♠ | ♦Q | = | +0 |
| +1.4 | Round 22 | 🇨🇳 CHINA | 22 | 3NT | ♠2 | +2 | +1 |
| +1.3 | Round 17 | 🇭🇰 CHINA HONG KONG | 4 | 1NT | ♦3 | -1 | +0 |
| +1.3 | Round 22 | 🇨🇳 CHINA | 19 | 3♥ | ♦5 | -2 | +11 |
| +1.2 | Round 11 | 🇵🇰 PAKISTAN | 3 | 4♥ | ♣K | -1 | +6 |
| +1.1 | Round 5 | 🇯🇵 JAPAN | 11 | 1NT | ♠Q | +1 | +1 |
| +1.0 | Round 2 | 🇦🇺 AUSTRALIA | 22 | 3NT | ♦5 | -1 | +5 |
| +1.0 | Round 7 | 🇺🇸 USA | 8 | 4♠ | ♥8 | +1 | +0 |
| +1.0 | Round 18 | 🇧🇷 BRAZIL | 13 | 4♠ | ♦4 | = | -1 |
| +1.0 | Round 18 | 🇧🇷 BRAZIL | 14 | 3♦ | ♣3 | +3 | -12 |
| +0.9 | Round 11 | 🇵🇰 PAKISTAN | 9 | 4♠ | ♥7 | +2 | +1 |
| +0.8 | Round 1 | 🇪🇸 SPAIN | 9 | 3NT | ♠4 | +2 | +0 |
| +0.8 | Round 10 | 🏴 ENGLAND | 24 | 4♥ | ♥3 | -1 | -2 |
| +0.8 | Round 12 | 🇸🇪 SWEDEN | 24 | 3♦ | ♠K | +2 | -6 |
| +0.8 | Round 14 | 🇹🇷 TURKEY | 21 | 3NT | ♠3 | +1 | -12 |
| +0.7 | Round 5 | 🇯🇵 JAPAN | 1 | 4♣ | ♠8 | -2 | +1 |
| +0.7 | Round 5 | 🇯🇵 JAPAN | 2 | 4♠ | ♥8 | +1 | +0 |
| +0.7 | Round 5 | 🇯🇵 JAPAN | 4 | 4♥ | ♠J | = | +1 |
| +0.7 | Round 11 | 🇵🇰 PAKISTAN | 11 | 4♥ | ♠K | +1 | +0 |
| +0.6 | Round 5 | 🇯🇵 JAPAN | 7 | 3♠ | ♥K | = | +8 |
| +0.5 | Round 2 | 🇦🇺 AUSTRALIA | 17 | Pass | +3 | ||
| +0.5 | Round 2 | 🇦🇺 AUSTRALIA | 18 | 3NT | ♠7 | = | +2 |
| +0.5 | Round 2 | 🇦🇺 AUSTRALIA | 21 | 2♠ | ♦5 | = | +0 |
| +0.5 | Round 7 | 🇺🇸 USA | 10 | 2♦ | ♦4 | +1 | -10 |
| +0.5 | Round 10 | 🏴 ENGLAND | 20 | 4♠ | ♣K | +1 | +0 |
| +0.5 | Round 16 | 🇲🇽 MEXICO | 22 | 1NT | ♠5 | -1 | +0 |
| +0.4 | Round 7 | 🇺🇸 USA | 1 | 4♠ | ♠2 | = | +1 |
| +0.4 | Round 8 | 🇳🇴 NORWAY | 19 | 4♥ | ♠J | +1 | -11 |
| +0.4 | Round 12 | 🇸🇪 SWEDEN | 16 | Pass | -3 | ||
| +0.4 | Round 14 | 🇹🇷 TURKEY | 19 | 2♦ | ♣4 | +1 | +1 |
| +0.3 | Round 1 | 🇪🇸 SPAIN | 2 | 3♦ | ♦J | +3 | +1 |
| +0.3 | Round 1 | 🇪🇸 SPAIN | 10 | 4♠x | ♥K | -2 | -8 |
| +0.3 | Round 1 | 🇪🇸 SPAIN | 11 | 4♠x | ♥K | -2 | +4 |
| +0.3 | Round 11 | 🇵🇰 PAKISTAN | 6 | 4♠ | ♣6 | = | +1 |
| +0.3 | Round 12 | 🇸🇪 SWEDEN | 18 | 3NT | ♣4 | -2 | +6 |
| +0.2 | Round 7 | 🇺🇸 USA | 11 | Pass | +7 | ||
| +0.1 | Round 17 | 🇭🇰 CHINA HONG KONG | 12 | 4♠ | ♥6 | +1 | +0 |
| +0.1 | Round 18 | 🇧🇷 BRAZIL | 15 | 3♠ | ♣8 | = | +7 |
| +0.1 | Round 22 | 🇨🇳 CHINA | 23 | 2♠ | ♥K | -1 | -1 |
| +0.0 | Round 16 | 🇲🇽 MEXICO | 23 | 2♥ | ♣3 | +1 | -10 |
| +0.0 | Round 22 | 🇨🇳 CHINA | 14 | 3NT | ♦10 | +2 | +0 |
| -0.1 | Round 2 | 🇦🇺 AUSTRALIA | 15 | 3NT | ♠2 | +1 | +0 |
| -0.1 | Round 12 | 🇸🇪 SWEDEN | 14 | 4♠ | ♦2 | +1 | +0 |
| -0.1 | Round 18 | 🇧🇷 BRAZIL | 16 | 4♠ | ♠5 | +2 | -8 |
| -0.2 | Round 10 | 🏴 ENGLAND | 17 | 3♥ | ♠K | = | -7 |
| -0.2 | Round 17 | 🇭🇰 CHINA HONG KONG | 3 | 3♣ | ♦J | -1 | -2 |
| -0.2 | Round 21 | 🇩🇰 DENMARK | 11 | 4♠ | ♦K | = | -3 |
| -0.3 | Round 5 | 🇯🇵 JAPAN | 12 | 1NT | ♥Q | = | +1 |
| -0.3 | Round 7 | 🇺🇸 USA | 2 | 2NT | ♥4 | = | +0 |
| -0.3 | Round 7 | 🇺🇸 USA | 3 | 3NT | ♥2 | -1 | +5 |
| -0.3 | Round 16 | 🇲🇽 MEXICO | 15 | 3♦ | ♣K | +1 | +7 |
| -0.3 | Round 16 | 🇲🇽 MEXICO | 24 | 3♦ | ♥K | +1 | -7 |
| -0.4 | Round 21 | 🇩🇰 DENMARK | 5 | 4♠ | ♣4 | +1 | +0 |
| -0.4 | Round 21 | 🇩🇰 DENMARK | 7 | 4♠ | ♣8 | = | -1 |
| -0.5 | Round 2 | 🇦🇺 AUSTRALIA | 23 | 4♥ | ♣K | +1 | +0 |
| -0.5 | Round 7 | 🇺🇸 USA | 9 | 2♠ | ♥J | +1 | +0 |
| -0.5 | Round 10 | 🏴 ENGLAND | 18 | 3♠ | ♥J | -1 | +1 |
| -0.5 | Round 11 | 🇵🇰 PAKISTAN | 4 | 3♠ | ♣10 | +1 | -10 |
| -0.6 | Round 10 | 🏴 ENGLAND | 15 | 1♠ | ♣3 | +2 | +0 |
| -0.6 | Round 11 | 🇵🇰 PAKISTAN | 7 | 4♠ | ♣A | +1 | +13 |
| -0.6 | Round 14 | 🇹🇷 TURKEY | 18 | 4♥ | ♦6 | -1 | -5 |
| -0.6 | Round 14 | 🇹🇷 TURKEY | 24 | 3NT | ♣6 | +2 | +0 |
| -0.6 | Round 18 | 🇧🇷 BRAZIL | 24 | 4♦ | ♦3 | = | -7 |
| -0.7 | Round 17 | 🇭🇰 CHINA HONG KONG | 5 | 3NT | ♥6 | +1 | -11 |
| -0.8 | Round 1 | 🇪🇸 SPAIN | 7 | 1NT | ♣6 | +1 | +1 |
| -0.8 | Round 2 | 🇦🇺 AUSTRALIA | 14 | 3NT | ♠4 | +2 | +0 |
| -0.8 | Round 17 | 🇭🇰 CHINA HONG KONG | 7 | 3♣ | ♣5 | +1 | -1 |
| -0.9 | Round 5 | 🇯🇵 JAPAN | 6 | 4♠ | ♣A | = | +0 |
| -0.9 | Round 10 | 🏴 ENGLAND | 21 | 4♥ | ♥A | -1 | +5 |
| -1.0 | Round 21 | 🇩🇰 DENMARK | 6 | 4♠ | ♣2 | +2 | -1 |
| -1.0 | Round 22 | 🇨🇳 CHINA | 13 | 3♦ | ♠10 | = | +0 |
| -1.1 | Round 11 | 🇵🇰 PAKISTAN | 8 | 3NT | ♥4 | -1 | -5 |
| -1.2 | Round 18 | 🇧🇷 BRAZIL | 22 | 2♥ | ♦2 | +1 | +0 |
| -1.5 | Round 22 | 🇨🇳 CHINA | 17 | 3NT | ♥6 | +1 | +0 |
| -1.6 | Round 1 | 🇪🇸 SPAIN | 5 | 3NT | ♦8 | +3 | -11 |
| -1.6 | Round 18 | 🇧🇷 BRAZIL | 18 | 4♥ | ♦4 | = | +1 |
| -1.7 | Round 17 | 🇭🇰 CHINA HONG KONG | 6 | 2♠ | ♥6 | -1 | -10 |
| -1.9 | Round 18 | 🇧🇷 BRAZIL | 20 | 4♠ | ♣Q | +2 | +13 |
| -2.0 | Round 8 | 🇳🇴 NORWAY | 14 | 4♠ | ♦Q | -2 | -5 |
| -2.1 | Round 12 | 🇸🇪 SWEDEN | 15 | 2♠ | ♦J | -3 | +3 |
| -2.1 | Round 18 | 🇧🇷 BRAZIL | 23 | 4♣ | ♥J | = | +0 |
| -2.3 | Round 5 | 🇯🇵 JAPAN | 5 | 4♠ | ♦A | -2 | +1 |
| -2.5 | Round 2 | 🇦🇺 AUSTRALIA | 24 | 4♥ | ♣8 | = | -8 |
| -2.6 | Round 8 | 🇳🇴 NORWAY | 13 | 3♣ | ♦6 | +1 | +0 |
| -2.7 | Round 14 | 🇹🇷 TURKEY | 22 | 2♥ | ♣A | +1 | -1 |
| -2.7 | Round 22 | 🇨🇳 CHINA | 16 | 2♠ | ♦2 | = | +0 |
| -2.8 | Round 17 | 🇭🇰 CHINA HONG KONG | 1 | 6♠ | ♣A | +1 | +11 |
| -2.9 | Round 2 | 🇦🇺 AUSTRALIA | 13 | 3♥ | ♣K | +1 | +1 |
| -2.9 | Round 8 | 🇳🇴 NORWAY | 15 | 2♥ | ♥5 | -1 | -5 |
| -3.0 | Round 12 | 🇸🇪 SWEDEN | 23 | 1NT | ♥10 | +4 | -2 |
| -3.2 | Round 8 | 🇳🇴 NORWAY | 23 | 3♠ | ♥K | +2 | -10 |
| -3.2 | Round 8 | 🇳🇴 NORWAY | 24 | 4♠ | ♥5 | = | +0 |
| -3.7 | Round 17 | 🇭🇰 CHINA HONG KONG | 8 | 3♣ | ♦9 | +3 | -1 |
| -3.9 | Round 17 | 🇭🇰 CHINA HONG KONG | 10 | 4♥ | ♣Q | -1 | -6 |
| -4.0 | Round 8 | 🇳🇴 NORWAY | 22 | 3♠ | ♥J | -1 | -5 |
| -4.0 | Round 14 | 🇹🇷 TURKEY | 17 | 4♠x | ♦3 | +1 | -9 |
| -4.3 | Round 8 | 🇳🇴 NORWAY | 21 | 4♥ | ♠A | = | +1 |
| -4.4 | Round 7 | 🇺🇸 USA | 4 | 3♣ | ♥A | -2 | -7 |
| -4.7 | Round 14 | 🇹🇷 TURKEY | 20 | 5♥x | ♠K | = | -8 |
| -5.2 | Round 8 | 🇳🇴 NORWAY | 17 | 3NT | ♠J | +1 | -1 |
| -5.2 | Round 10 | 🏴 ENGLAND | 13 | 4♠x | ♥Q | -3 | +12 |
| -5.3 | Round 1 | 🇪🇸 SPAIN | 1 | 6♣ | ♠7 | +1 | +11 |
| -5.7 | Round 22 | 🇨🇳 CHINA | 20 | 3♥ | ♠K | -2 | -8 |
| -6.0 | Round 12 | 🇸🇪 SWEDEN | 17 | 4♠ | ♣2 | -2 | -11 |
| -6.1 | Round 12 | 🇸🇪 SWEDEN | 20 | 4♠ | ♦5 | -2 | -8 |
| -6.6 | Round 10 | 🏴 ENGLAND | 16 | 6♠ | ♦K | -1 | -11 |
| -6.7 | Round 17 | 🇭🇰 CHINA HONG KONG | 2 | 6♦ | ♦5 | = | -12 |
| -7.9 | Round 11 | 🇵🇰 PAKISTAN | 2 | 4♠ | ♥6 | = | -10 |
| -8.0 | Round 14 | 🇹🇷 TURKEY | 23 | 3NT | ♠J | -3 | -10 |
| -8.1 | Round 21 | 🇩🇰 DENMARK | 4 | 5♥x | ♦8 | -3 | -4 |
| -8.1 | Round 21 | 🇩🇰 DENMARK | 10 | 4♥ | ♣Q | = | -10 |
| -9.2 | Round 7 | 🇺🇸 USA | 12 | 5♣ | ♦J | +2 | -14 |
| -9.9 | Round 22 | 🇨🇳 CHINA | 18 | 6♥ | ♠4 | = | +0 |
| -10.0 | Round 14 | 🇹🇷 TURKEY | 15 | 5♦x | ♣3 | -2 | -8 |
| -10.8 | Round 14 | 🇹🇷 TURKEY | 13 | 7♠ | ♣J | = | +0 |
| -11.1 | Round 7 | 🇺🇸 USA | 7 | 4♠ | ♣Q | -1 | -13 |
| -11.3 | Round 8 | 🇳🇴 NORWAY | 20 | 7♠x | ♣6 | -1 | -12 |
| -11.6 | Round 18 | 🇧🇷 BRAZIL | 19 | 6♦ | ♣Q | = | +0 |