🇩🇪 KATERBAU Janko · Germany
16rank
+63.3Butler · 160 bds
+0.40per board
±4.8swing
+0.39adjusted /bd
by round
Strength of schedule: opponents averaged -0.00/bd (an average draw) → opponent-adjusted +0.39/bd
By role: declaring +0.95/bd (67) · defending +0.01/bd (92)
By vulnerability: not vulnerable +0.40/bd (160)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | M.Rehder | D.Wolkowitz – M.Agica | Open | 10 | +7.3 | +0.73 | · |
| Round 2 | M.Rehder | E.Argelazi – A.Birman | Open | 10 | -20.0 | -2.00 | · |
| Round 3 | M.Rehder | Y.Chen – Z.Lin | Open | 10 | +3.0 | +0.30 | · |
| Round 4 | M.Rehder | M.Meckstroth – K.Dwyer Rimstedt | Open | 10 | +12.4 | +1.24 | · |
| Round 5 | M.Rehder | J.Gosney – N.Edgtton | Open | 10 | +3.3 | +0.33 | · |
| Round 6 | M.Rehder | E.Arvidsson – S.Bech | Open | 10 | +30.1 | +3.01 | · |
| Round 7 | M.Rehder | I.Volozhenin – D.Dobrin | Open | 10 | +6.8 | +0.68 | · |
| Round 8 | M.Rehder | M.Bartnes – E.Berg | Open | 10 | +2.7 | +0.27 | · |
| Round 9 | M.Rehder | A.Tsang – W.Chiu | Open | 10 | +21.5 | +2.15 | · |
| Round 10 | M.Rehder | R.Rajkumar – A.Mohota | Open | 10 | -5.5 | -0.55 | · |
| Round 11 | M.Rehder | F.Ferro – A.Scanavino | Open | 10 | -2.5 | -0.25 | · |
| Round 12 | M.Rehder | F.Volcker – T.Bessis | Open | 10 | -20.2 | -2.02 | · |
| Round 13 | M.Rehder | G.Zind – A.Blagov | Open | 10 | -18.7 | -1.87 | · |
| Round 14 | M.Rehder | N.Nakayama – S.Gotoda | Open | 10 | +14.1 | +1.41 | · |
| Round 15 | M.Rehder | A.Franchi – M.Montanari | Open | 10 | +20.3 | +2.03 | · |
| Round 16 | M.Rehder | B.Van Den Bos – J.Van Lankveld | Open | 10 | +8.7 | +0.87 | · |
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 |
|---|---|---|---|---|---|---|---|
| +15.9 | Round 16 | 🇳🇱 Netherlands | 6 | 7♠ | ♠J | -1 | · |
| +12.9 | Round 8 | 🇳🇴 Norway | 15 | 6♠ | ♠T | = | · |
| +11.2 | Round 6 | 🇸🇪 Sweden | 23 | 4♠x | ♦A | = | · |
| +11.1 | Round 1 | 🇺🇸 USA 1 | 2 | 6♣ | ♥2 | = | · |
| +10.9 | Round 14 | 🇯🇵 Japan | 14 | 5♥x | ♠K | -1 | · |
| +10.4 | Round 9 | 🇭🇰 China Hong Kong | 26 | 6♣ | ♥J | +1 | · |
| +9.3 | Round 3 | 🇨🇳 China | 27 | 2♠x | ♠3 | = | · |
| +9.3 | Round 4 | 🇺🇸 USA 2 | 5 | 4♠ | ♣8 | = | · |
| +9.3 | Round 15 | 🇮🇹 Italy | 25 | 3N | ♠4 | -2 | · |
| +8.8 | Round 3 | 🇨🇳 China | 28 | 6♠ | ♦T | -2 | · |
| +8.4 | Round 10 | 🇮🇳 India | 2 | 5♦x | ♦Q | -4 | · |
| +8.0 | Round 6 | 🇸🇪 Sweden | 26 | 2♦ | ♦4 | +3 | · |
| +8.0 | Round 7 | 🇷🇺 Russia | 8 | 6♠ | ♣3 | -1 | · |
| +7.7 | Round 9 | 🇭🇰 China Hong Kong | 21 | 4♠x | ♠2 | -1 | · |
| +7.7 | Round 11 | 🇦🇷 Argentina | 20 | 5♣x | ♦K | -2 | · |
| +7.0 | Round 14 | 🇯🇵 Japan | 11 | 3N | ♠2 | -1 | · |
| +6.8 | Round 15 | 🇮🇹 Italy | 26 | 3N | ♥2 | -3 | · |
| +6.6 | Round 8 | 🇳🇴 Norway | 16 | 3♣x | ♥2 | = | · |
| +6.1 | Round 6 | 🇸🇪 Sweden | 25 | 5♦ | ♥K | = | · |
| +6.1 | Round 7 | 🇷🇺 Russia | 6 | 4♥ | ♥3 | = | · |
| +6.1 | Round 9 | 🇭🇰 China Hong Kong | 23 | 4♥ | ♣4 | +2 | · |
| +5.9 | Round 7 | 🇷🇺 Russia | 4 | 3♥ | ♥5 | -1 | · |
| +5.5 | Round 13 | 🇨🇦 Canada | 3 | 3N | ♥9 | = | · |
| +5.4 | Round 5 | 🇦🇺 Australia | 11 | 5♥x | ♠3 | -3 | · |
| +5.1 | Round 2 | 🇮🇱 Israel | 11 | 4♠ | ♣K | = | · |
| +5.0 | Round 14 | 🇯🇵 Japan | 13 | 3N | ♣8 | -2 | · |
| +4.8 | Round 12 | 🇫🇷 France | 24 | 4♥ | ♠2 | = | · |
| +4.7 | Round 13 | 🇨🇦 Canada | 9 | 2♥ | ♦6 | +1 | · |
| +4.7 | Round 15 | 🇮🇹 Italy | 30 | 3♥ | ♠Q | = | · |
| +4.5 | Round 1 | 🇺🇸 USA 1 | 6 | 3♦ | ♥9 | +1 | · |
| +4.3 | Round 5 | 🇦🇺 Australia | 18 | 3♠ | ♦3 | +1 | · |
| +4.3 | Round 15 | 🇮🇹 Italy | 21 | 4♥x | ♦3 | -2 | · |
| +4.2 | Round 1 | 🇺🇸 USA 1 | 5 | 2♣ | ♥T | -1 | · |
| +4.2 | Round 15 | 🇮🇹 Italy | 27 | 4♠x | ♣K | -2 | · |
| +4.1 | Round 4 | 🇺🇸 USA 2 | 7 | 3N | ♦3 | -3 | · |
| +4.1 | Round 5 | 🇦🇺 Australia | 20 | 3♣ | ♣A | +1 | · |
| +4.1 | Round 10 | 🇮🇳 India | 5 | 2♥ | ♣K | = | · |
| +3.9 | Round 14 | 🇯🇵 Japan | 12 | 4♠ | ♥J | = | · |
| +3.7 | Round 12 | 🇫🇷 France | 28 | 4♠ | ♦5 | -1 | · |
| +3.6 | Round 4 | 🇺🇸 USA 2 | 1 | 4♥ | ♣Q | -3 | · |
| +3.6 | Round 4 | 🇺🇸 USA 2 | 4 | 1N | ♥T | -2 | · |
| +3.3 | Round 2 | 🇮🇱 Israel | 14 | 5♥ | ♠A | -1 | · |
| +3.2 | Round 5 | 🇦🇺 Australia | 13 | 2♥ | ♣3 | = | · |
| +2.9 | Round 4 | 🇺🇸 USA 2 | 2 | 5♦ | ♠A | = | · |
| +2.9 | Round 7 | 🇷🇺 Russia | 1 | 2♦ | ♠J | = | · |
| +2.8 | Round 6 | 🇸🇪 Sweden | 30 | 3N | ♥Q | -1 | · |
| +2.1 | Round 3 | 🇨🇳 China | 25 | 3♠ | ♠3 | -2 | · |
| +2.0 | Round 10 | 🇮🇳 India | 10 | 2♦x | ♥A | -1 | · |
| +1.9 | Round 3 | 🇨🇳 China | 22 | 5♣ | ♥3 | +1 | · |
| +1.9 | Round 6 | 🇸🇪 Sweden | 22 | 2♠ | ♦2 | +2 | · |
| +1.9 | Round 9 | 🇭🇰 China Hong Kong | 28 | 3N | ♣2 | -1 | · |
| +1.8 | Round 6 | 🇸🇪 Sweden | 27 | 4♠ | ♦2 | -2 | · |
| +1.7 | Round 1 | 🇺🇸 USA 1 | 10 | 2♦ | ♥2 | +2 | · |
| +1.6 | Round 11 | 🇦🇷 Argentina | 15 | 4♥ | ♣2 | +1 | · |
| +1.6 | Round 14 | 🇯🇵 Japan | 19 | 4♠ | ♥9 | +2 | · |
| +1.4 | Round 5 | 🇦🇺 Australia | 19 | 4♠ | ♠3 | +1 | · |
| +1.3 | Round 8 | 🇳🇴 Norway | 17 | 4♥ | ♠K | +2 | · |
| +1.2 | Round 9 | 🇭🇰 China Hong Kong | 27 | 2♠ | ♥5 | +1 | · |
| +1.1 | Round 8 | 🇳🇴 Norway | 18 | 4♠ | ♦2 | -1 | · |
| +0.9 | Round 6 | 🇸🇪 Sweden | 24 | 2♠ | ♦A | -1 | · |
| +0.9 | Round 12 | 🇫🇷 France | 21 | 2♠ | ♦3 | +1 | · |
| +0.9 | Round 15 | 🇮🇹 Italy | 29 | 1N | ♦4 | = | · |
| +0.8 | Round 14 | 🇯🇵 Japan | 18 | 3♥ | ♦2 | +1 | · |
| +0.7 | Round 6 | 🇸🇪 Sweden | 28 | 4♠ | ♠3 | = | · |
| +0.7 | Round 16 | 🇳🇱 Netherlands | 10 | 4♥ | ♠8 | = | · |
| +0.5 | Round 3 | 🇨🇳 China | 21 | 4♥ | ♥6 | = | · |
| +0.5 | Round 10 | 🇮🇳 India | 7 | 3N | ♦5 | +1 | · |
| +0.5 | Round 11 | 🇦🇷 Argentina | 18 | 2♦ | ♣9 | +1 | · |
| +0.5 | Round 12 | 🇫🇷 France | 25 | 2♠ | ♦A | -1 | · |
| +0.3 | Round 3 | 🇨🇳 China | 29 | 5♥ | ♠4 | -1 | · |
| +0.3 | Round 7 | 🇷🇺 Russia | 7 | 3N | ♠4 | = | · |
| +0.2 | Round 13 | 🇨🇦 Canada | 4 | 3N | ♦6 | +1 | · |
| +0.1 | Round 2 | 🇮🇱 Israel | 15 | 1N | ♠T | = | · |
| +0.1 | Round 12 | 🇫🇷 France | 30 | 2♠ | ♥T | +1 | · |
| +0.0 | Round 7 | 🇷🇺 Russia | 3 | 4♠ | ♣J | +1 | · |
| -0.0 | Round 9 | 🇭🇰 China Hong Kong | 25 | 3♠ | ♥A | = | · |
| -0.1 | Round 4 | 🇺🇸 USA 2 | 9 | 3N | ♠2 | +2 | · |
| -0.1 | Round 11 | 🇦🇷 Argentina | 17 | 4♥ | ♠5 | +1 | · |
| -0.3 | Round 4 | 🇺🇸 USA 2 | 3 | 2♠ | ♥J | -1 | · |
| -0.4 | Round 1 | 🇺🇸 USA 1 | 1 | 2♥ | ♦3 | = | · |
| -0.4 | Round 4 | 🇺🇸 USA 2 | 10 | 2♥ | ♣2 | -1 | · |
| -0.4 | Round 7 | 🇷🇺 Russia | 10 | 1♦ | ♠2 | -1 | · |
| -0.4 | Round 9 | 🇭🇰 China Hong Kong | 30 | 4♠ | ♦K | +2 | · |
| -0.4 | Round 10 | 🇮🇳 India | 3 | 4♠ | ♣2 | +1 | · |
| -0.4 | Round 16 | 🇳🇱 Netherlands | 9 | 2N | ♣3 | = | · |
| -0.5 | Round 1 | 🇺🇸 USA 1 | 7 | 1N | ♥4 | = | · |
| -0.5 | Round 9 | 🇭🇰 China Hong Kong | 22 | 4♠ | ♥9 | +2 | · |
| -0.5 | Round 10 | 🇮🇳 India | 4 | 2♥ | ♣A | +3 | · |
| -0.5 | Round 13 | 🇨🇦 Canada | 1 | 1N | ♠7 | +1 | · |
| -0.5 | Round 13 | 🇨🇦 Canada | 6 | 3N | ♥Q | +3 | · |
| -0.6 | Round 5 | 🇦🇺 Australia | 12 | 4♥ | ♠3 | +1 | · |
| -0.6 | Round 11 | 🇦🇷 Argentina | 11 | 6N | ♥4 | +1 | · |
| -0.6 | Round 15 | 🇮🇹 Italy | 22 | 1♥ | ♣4 | = | · |
| -0.7 | Round 16 | 🇳🇱 Netherlands | 3 | 3N | ♠K | -1 | · |
| -0.8 | Round 2 | 🇮🇱 Israel | 13 | 3N | ♦6 | +1 | · |
| -0.8 | Round 8 | 🇳🇴 Norway | 14 | 1N | ♣2 | = | · |
| -0.8 | Round 11 | 🇦🇷 Argentina | 12 | 4♥ | ♣T | -1 | · |
| -0.8 | Round 16 | 🇳🇱 Netherlands | 5 | 4♠ | ♥J | +1 | · |
| -0.9 | Round 14 | 🇯🇵 Japan | 17 | 3♠ | ♦K | = | · |
| -1.1 | Round 1 | 🇺🇸 USA 1 | 3 | 4♠ | ♣Q | = | · |
| -1.1 | Round 16 | 🇳🇱 Netherlands | 1 | 5♦ | ♦A | = | · |
| -1.1 | Round 16 | 🇳🇱 Netherlands | 7 | 4♥ | ♦3 | +1 | · |
| -1.1 | Round 16 | 🇳🇱 Netherlands | 8 | 2N | ♣6 | +1 | · |
| -1.3 | Round 10 | 🇮🇳 India | 1 | 4♠ | ♦2 | -1 | · |
| -1.3 | Round 16 | 🇳🇱 Netherlands | 2 | 4♠ | ♦4 | -1 | · |
| -1.4 | Round 2 | 🇮🇱 Israel | 17 | 3N | ♠Q | = | · |
| -1.4 | Round 6 | 🇸🇪 Sweden | 21 | 4♠ | ♣6 | +1 | · |
| -1.4 | Round 15 | 🇮🇹 Italy | 23 | Pass | · | ||
| -1.4 | Round 16 | 🇳🇱 Netherlands | 4 | 4♠ | ♠3 | +1 | · |
| -1.7 | Round 11 | 🇦🇷 Argentina | 14 | 1N | ♥5 | -2 | · |
| -1.9 | Round 6 | 🇸🇪 Sweden | 29 | 3♣ | ♠8 | +1 | · |
| -1.9 | Round 8 | 🇳🇴 Norway | 13 | 3♥ | ♣6 | = | · |
| -2.0 | Round 8 | 🇳🇴 Norway | 19 | 2♥ | ♦A | -1 | · |
| -2.0 | Round 11 | 🇦🇷 Argentina | 16 | 3♦ | ♦6 | = | · |
| -2.1 | Round 10 | 🇮🇳 India | 9 | 3N | ♠7 | -1 | · |
| -2.2 | Round 7 | 🇷🇺 Russia | 9 | 2♥ | ♣2 | = | · |
| -2.2 | Round 11 | 🇦🇷 Argentina | 13 | 4♠x | ♦5 | -2 | · |
| -2.4 | Round 2 | 🇮🇱 Israel | 19 | 3N | ♦Q | +1 | · |
| -2.4 | Round 5 | 🇦🇺 Australia | 16 | 2♠ | ♦3 | = | · |
| -2.4 | Round 9 | 🇭🇰 China Hong Kong | 24 | 3N | ♣3 | +1 | · |
| -2.5 | Round 3 | 🇨🇳 China | 30 | 3♦ | ♥Q | +1 | · |
| -2.5 | Round 9 | 🇭🇰 China Hong Kong | 29 | 2♥ | ♦K | -1 | · |
| -2.7 | Round 2 | 🇮🇱 Israel | 18 | 4♠ | ♠J | +1 | · |
| -2.7 | Round 5 | 🇦🇺 Australia | 17 | 2♠ | ♣3 | = | · |
| -2.8 | Round 8 | 🇳🇴 Norway | 12 | 1♠ | ♦Q | +2 | · |
| -2.9 | Round 2 | 🇮🇱 Israel | 12 | 3♠ | ♥K | = | · |
| -2.9 | Round 14 | 🇯🇵 Japan | 15 | 4♠ | ♠A | +1 | · |
| -3.0 | Round 13 | 🇨🇦 Canada | 2 | 4♠ | ♣J | -2 | · |
| -3.1 | Round 8 | 🇳🇴 Norway | 11 | 5♥ | ♣Q | = | · |
| -3.1 | Round 12 | 🇫🇷 France | 22 | 4♠ | ♥6 | -1 | · |
| -3.1 | Round 12 | 🇫🇷 France | 27 | 4♠ | ♦2 | -2 | · |
| -3.1 | Round 15 | 🇮🇹 Italy | 24 | 3♣x | ♥A | -3 | · |
| -3.3 | Round 5 | 🇦🇺 Australia | 15 | 6♥ | ♠3 | -1 | · |
| -3.4 | Round 1 | 🇺🇸 USA 1 | 4 | 2♠ | ♣K | = | · |
| -3.7 | Round 7 | 🇷🇺 Russia | 5 | 5♦ | ♠K | = | · |
| -3.8 | Round 13 | 🇨🇦 Canada | 8 | 2♠ | ♥A | +1 | · |
| -3.9 | Round 1 | 🇺🇸 USA 1 | 9 | 4♠ | ♦9 | = | · |
| -3.9 | Round 4 | 🇺🇸 USA 2 | 8 | 4♥ | ♥3 | -1 | · |
| -4.3 | Round 3 | 🇨🇳 China | 24 | 4♥ | ♦2 | -1 | · |
| -4.5 | Round 10 | 🇮🇳 India | 6 | 4♥x | ♣2 | +1 | · |
| -4.8 | Round 13 | 🇨🇦 Canada | 5 | 5♣x | ♥A | -2 | · |
| -4.8 | Round 15 | 🇮🇹 Italy | 28 | 3N | ♣4 | +3 | · |
| -4.9 | Round 1 | 🇺🇸 USA 1 | 8 | 4♠ | ♦A | = | · |
| -4.9 | Round 11 | 🇦🇷 Argentina | 19 | 3N | ♦K | -1 | · |
| -5.3 | Round 14 | 🇯🇵 Japan | 20 | 1N | ♥T | +1 | · |
| -5.6 | Round 12 | 🇫🇷 France | 26 | 3N | ♠6 | = | · |
| -5.7 | Round 2 | 🇮🇱 Israel | 16 | 6♠ | ♣5 | +1 | · |
| -6.0 | Round 14 | 🇯🇵 Japan | 16 | 2♣ | ♣3 | +2 | · |
| -6.1 | Round 3 | 🇨🇳 China | 23 | 2N | ♥3 | = | · |
| -6.1 | Round 5 | 🇦🇺 Australia | 14 | 2♦ | ♠3 | -1 | · |
| -6.4 | Round 4 | 🇺🇸 USA 2 | 6 | 3N | ♣5 | = | · |
| -7.0 | Round 3 | 🇨🇳 China | 26 | 4♥ | ♦A | = | · |
| -7.9 | Round 12 | 🇫🇷 France | 29 | 6♣ | ♣2 | = | · |
| -8.0 | Round 13 | 🇨🇦 Canada | 10 | 3N | ♥3 | = | · |
| -8.5 | Round 13 | 🇨🇦 Canada | 7 | 3N | ♥Q | -3 | · |
| -8.6 | Round 8 | 🇳🇴 Norway | 20 | 3N | ♣2 | +1 | · |
| -10.1 | Round 7 | 🇷🇺 Russia | 2 | 4♦ | ♥A | +1 | · |
| -10.5 | Round 12 | 🇫🇷 France | 23 | 5♠ | ♦2 | -2 | · |
| -11.7 | Round 10 | 🇮🇳 India | 8 | 7♣ | ♣2 | = | · |
| -12.6 | Round 2 | 🇮🇱 Israel | 20 | 6♦ | ♠Q | = | · |