RENGSTORFF John · EISENSTEIN
90rank
-1.0Butler · 80 bds
-0.01per board
±3.4swing
-0.01vs par /bd · #74/148
-0.10adjusted /bd
by round
vs par split: bidding -0.46 · play +0.45
Strength of schedule: opponents averaged -0.09/bd (an easy draw) → opponent-adjusted -0.10/bd
Card play — on target: opening leads 68.4% #132 of 148 · declarer play 68.4% #113 of 148 · defence 84.2% #80 of 148
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 50.0% (8) | 81.8% (11) |
| Declarer play | 83.3% (6) | 61.5% (13) |
| Defence | 78.6% (14) | 87.5% (24) |
Opening leads by suit led: ♠ 40.0% (5) · ♥ 80.0% (5) · ♦ 100.0% (4) · ♣ 60.0% (5)
vs par by strain: NT -1.07 (28) · a suit +0.56 (52)
vs par by level: part-score +0.17 (41) · game -0.14 (36) · slam -1.00 (3)
By role: declaring +0.09/bd (-1.48 vs par · 42) · defending -0.13/bd (+1.60 vs par · 38)
By vulnerability: vulnerable +0.34/bd (+0.17 vs par · 42) · not vulnerable -0.41/bd (-0.21 vs par · 38)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | G.Eisenstein | X.Shen – M.Shen | Closed | 10 | -7.3 | -0.73 | -3.40 |
| Round 2 | G.Eisenstein | L.Proto – H.Oliveira | Closed | 10 | +4.6 | +0.46 | -1.90 |
| Round 3 | G.Eisenstein | F.Stewart – R.Lebi | Closed | 10 | -9.8 | -0.98 | +0.90 |
| Round 4 | G.Eisenstein | I.Herman – A.Kahn | Closed | 10 | -2.6 | -0.26 | -0.70 |
| Round 6 | G.Eisenstein | R.Passal – L.Griffey | Open | 10 | -11.0 | -1.10 | +0.40 |
| Round 7 | G.Brod | T.Reynolds – L.Kerr | Closed | 10 | +20.7 | +2.07 | +4.80 |
| Round 8 | G.Eisenstein | R.Mcnay – J.Datloff | Open | 10 | +4.1 | +0.41 | +0.70 |
| Round 9 | G.Brod | H.Lam – R.Ling | Closed | 10 | +0.3 | +0.03 | -0.90 |
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 |
|---|---|---|---|---|---|---|---|
| +6.9 | Round 7 | REYNOLDS | 18 | 5♥ | ♠9 | -1 | +11 |
| +6.3 | Round 2 | PROTO | 14 | 4♠ | ♦7 | -1 | -2 |
| +6.2 | Round 3 | SILVERMAN | 3 | 3NT | ♦J | -2 | +13 |
| +6.0 | Round 7 | REYNOLDS | 14 | 4♠ | ♥3 | = | +11 |
| +5.4 | Round 9 | MASTERMIND | 10 | 4♠ | ♣3 | -1 | +12 |
| +5.0 | Round 8 | NORTHWEST PLUS | 30 | 3NT | ♠6 | -1 | +10 |
| +4.8 | Round 8 | NORTHWEST PLUS | 26 | 4♥ | ♦Q | -1 | +6 |
| +4.2 | Round 8 | NORTHWEST PLUS | 24 | 2NT | ♥Q | +3 | +6 |
| +4.2 | Round 9 | MASTERMIND | 2 | 2NT | ♦K | = | -1 |
| +3.9 | Round 7 | REYNOLDS | 20 | 5♠ | ♣A | = | +0 |
| +3.8 | Round 7 | REYNOLDS | 13 | 1♠ | ♣5 | = | +5 |
| +3.7 | Round 8 | NORTHWEST PLUS | 25 | 4♥ | ♠6 | = | +0 |
| +3.0 | Round 7 | REYNOLDS | 16 | 3♠ | ♦9 | -1 | +6 |
| +2.8 | Round 6 | PREMO | 2 | 4♥ | ♦K | = | -1 |
| +2.6 | Round 1 | CHINA EVERTRUST | 5 | 3♥ | ♣8 | = | +1 |
| +2.5 | Round 4 | NEW YORK | 11 | 3NT | ♣Q | = | -1 |
| +2.4 | Round 2 | PROTO | 16 | 6♠ | ♦6 | +1 | -11 |
| +2.3 | Round 7 | REYNOLDS | 17 | 2♦x | ♣K | -3 | +14 |
| +2.2 | Round 4 | NEW YORK | 12 | 6NT | ♠9 | = | +0 |
| +1.9 | Round 2 | PROTO | 13 | 6♠ | ♥J | +1 | +8 |
| +1.9 | Round 4 | NEW YORK | 18 | 3♠ | ♥4 | = | +0 |
| +1.9 | Round 9 | MASTERMIND | 3 | 1NT | ♣4 | -1 | +4 |
| +1.7 | Round 8 | NORTHWEST PLUS | 29 | 3♣ | ♥J | -1 | +5 |
| +1.5 | Round 2 | PROTO | 20 | 3♣ | ♦5 | -1 | +1 |
| +1.4 | Round 2 | PROTO | 11 | 1NT | ♥A | -1 | -2 |
| +1.4 | Round 7 | REYNOLDS | 15 | 3♣ | ♦10 | -1 | -2 |
| +1.0 | Round 4 | NEW YORK | 20 | 3NT | ♦10 | +3 | -13 |
| +1.0 | Round 6 | PREMO | 10 | 2♠ | ♣5 | +1 | +0 |
| +1.0 | Round 7 | REYNOLDS | 12 | 2♥ | ♦A | -1 | +7 |
| +0.9 | Round 4 | NEW YORK | 17 | 5♣x | ♥A | -2 | +4 |
| +0.8 | Round 9 | MASTERMIND | 8 | 4♠ | ♣J | = | +0 |
| +0.7 | Round 1 | CHINA EVERTRUST | 3 | 1NT | ♦K | = | -2 |
| +0.6 | Round 1 | CHINA EVERTRUST | 4 | 2♠ | ♥K | = | -10 |
| +0.6 | Round 1 | CHINA EVERTRUST | 6 | 3♦ | ♥5 | = | +0 |
| +0.5 | Round 3 | SILVERMAN | 5 | 3NT | ♥K | +1 | -1 |
| +0.5 | Round 6 | PREMO | 9 | 3♥ | ♣7 | -2 | +5 |
| +0.3 | Round 3 | SILVERMAN | 9 | 2♠ | ♣6 | +1 | +0 |
| +0.2 | Round 3 | SILVERMAN | 7 | 2♦ | ♣K | +1 | +10 |
| +0.1 | Round 1 | CHINA EVERTRUST | 7 | 2♣ | ♥7 | +2 | +0 |
| +0.1 | Round 2 | PROTO | 12 | 1NT | ♥9 | +1 | +0 |
| +0.1 | Round 8 | NORTHWEST PLUS | 28 | 1NT | ♥K | = | +1 |
| -0.0 | Round 2 | PROTO | 15 | 4♥ | ♦7 | = | +0 |
| +0.0 | Round 3 | SILVERMAN | 6 | 3NT | ♦9 | = | +0 |
| -0.0 | Round 9 | MASTERMIND | 4 | 4♥ | ♣A | +1 | +0 |
| -0.1 | Round 6 | PREMO | 7 | 4♥ | ♠J | +1 | +0 |
| -0.1 | Round 9 | MASTERMIND | 6 | 2♥ | ♣4 | +1 | +0 |
| -0.4 | Round 8 | NORTHWEST PLUS | 21 | 3NT | ♠6 | +1 | -1 |
| -0.4 | Round 8 | NORTHWEST PLUS | 23 | 3NT | ♥8 | +1 | +0 |
| -0.4 | Round 9 | MASTERMIND | 9 | 4♠ | ♦A | +1 | -1 |
| -0.5 | Round 1 | CHINA EVERTRUST | 10 | 2NT | ♣10 | -1 | -6 |
| -0.5 | Round 2 | PROTO | 17 | 2♠ | ♦A | -1 | -2 |
| -0.6 | Round 6 | PREMO | 6 | 2♠ | ♣2 | -1 | +1 |
| -0.7 | Round 2 | PROTO | 18 | 3NT | ♥4 | +2 | +0 |
| -0.7 | Round 4 | NEW YORK | 19 | 2♦ | ♠3 | +1 | +0 |
| -0.9 | Round 3 | SILVERMAN | 2 | 1NT | ♥6 | +2 | +6 |
| -1.2 | Round 6 | PREMO | 4 | 4♥ | ♣A | = | -3 |
| -1.3 | Round 1 | CHINA EVERTRUST | 9 | 2♥ | ♣K | -1 | -4 |
| -1.4 | Round 7 | REYNOLDS | 19 | 1NT | ♠4 | +1 | +9 |
| -1.8 | Round 4 | NEW YORK | 16 | 5♥ | ♠A | +1 | +3 |
| -1.8 | Round 8 | NORTHWEST PLUS | 27 | 3NT | ♠3 | -1 | -5 |
| -2.0 | Round 6 | PREMO | 1 | 2♣ | ♥K | +2 | -1 |
| -2.1 | Round 6 | PREMO | 5 | 1NT | ♠Q | +3 | +2 |
| -2.6 | Round 1 | CHINA EVERTRUST | 2 | 4♦ | ♠3 | +2 | -8 |
| -2.7 | Round 3 | SILVERMAN | 4 | 3♥ | ♠10 | = | +0 |
| -2.7 | Round 4 | NEW YORK | 14 | 1♠ | ♦9 | +2 | +0 |
| -2.8 | Round 4 | NEW YORK | 15 | 4♠ | ♥4 | +1 | +0 |
| -3.1 | Round 4 | NEW YORK | 13 | 3NT | ♣9 | +2 | +0 |
| -3.2 | Round 3 | SILVERMAN | 1 | 3NT | ♠8 | +1 | -7 |
| -3.3 | Round 9 | MASTERMIND | 5 | 4♠ | ♥6 | -2 | +0 |
| -3.7 | Round 1 | CHINA EVERTRUST | 8 | 2♣ | ♦3 | +1 | -5 |
| -3.7 | Round 6 | PREMO | 8 | 5♣ | ♥A | = | +14 |
| -3.8 | Round 1 | CHINA EVERTRUST | 1 | 2♥ | ♣2 | -2 | +0 |
| -3.9 | Round 9 | MASTERMIND | 1 | 3NT | ♥J | -2 | -11 |
| -4.1 | Round 3 | SILVERMAN | 10 | 2NT | ♠10 | +1 | -6 |
| -4.3 | Round 9 | MASTERMIND | 7 | 1NT | ♥7 | -1 | -12 |
| -5.6 | Round 6 | PREMO | 3 | 4NT | ♦6 | +1 | -13 |
| -6.1 | Round 3 | SILVERMAN | 8 | 4♠ | ♣5 | -2 | -6 |
| -6.2 | Round 7 | REYNOLDS | 11 | 4♠ | ♥3 | -4 | -13 |
| -7.8 | Round 2 | PROTO | 19 | 4♥ | ♠5 | -2 | -11 |
| -12.8 | Round 8 | NORTHWEST PLUS | 22 | 3♥x | ♣A | = | -15 |