MARKOWITZ Andrew · KAHLENBERG
49rank
+28.0Butler · 50 bds
+0.56per board
±4.1swing
+0.07adjusted /bd
by round
Strength of schedule: opponents averaged -0.49/bd (an easy draw) → opponent-adjusted +0.07/bd
By role: declaring +0.36/bd (21) · defending +0.70/bd (29)
By vulnerability: not vulnerable +0.56/bd (50)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | D.Goecker | L.O'Rourke – M.Jacobus | Closed | 10 | -0.9 | -0.09 | · |
| Round 2 | D.Goecker | L.Reich – A.Heitner | Open | 10 | +0.5 | +0.05 | · |
| Round 4 | D.Goecker | X.Wang – Y.Wang | Open | 10 | +3.8 | +0.38 | · |
| Round 5 | D.Goecker | J.Barrera – D.Bernal | Closed | 10 | +7.9 | +0.79 | · |
| Round 7 | D.Goecker | S.Conrad – R.Stober | Open | 10 | +16.7 | +1.67 | · |
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 |
|---|---|---|---|---|---|---|---|
| +8.2 | Round 7 | STOBER | 7 | 6♣ | ♠2 | -1 | · |
| +7.4 | Round 1 | O'ROURKE | 7 | 6♣ | ♥2 | -1 | · |
| +7.0 | Round 1 | O'ROURKE | 2 | 3N | ♣2 | = | · |
| +6.8 | Round 2 | FELDMAN | 11 | 3N | ♥K | = | · |
| +6.4 | Round 4 | BEIJING TRINERGY | 5 | 2♥ | ♦Q | +3 | · |
| +6.3 | Round 5 | LATINS | 15 | 1N | ♠6 | -3 | · |
| +5.2 | Round 4 | BEIJING TRINERGY | 6 | 1N | ♠J | +2 | · |
| +4.8 | Round 4 | BEIJING TRINERGY | 8 | 4♥ | ♣2 | -1 | · |
| +4.8 | Round 4 | BEIJING TRINERGY | 9 | 4♥ | ♠3 | = | · |
| +3.9 | Round 1 | O'ROURKE | 6 | 3♥ | ♣2 | = | · |
| +3.6 | Round 7 | STOBER | 6 | 3N | ♥J | -1 | · |
| +3.4 | Round 7 | STOBER | 10 | 2♠ | ♥A | = | · |
| +3.0 | Round 5 | LATINS | 16 | 3N | ♣2 | = | · |
| +2.6 | Round 7 | STOBER | 2 | 4♥ | ♥4 | = | · |
| +2.2 | Round 1 | O'ROURKE | 8 | 3♥ | ♥2 | -1 | · |
| +2.2 | Round 7 | STOBER | 4 | 3♥ | ♠6 | = | · |
| +2.1 | Round 5 | LATINS | 14 | 4♥ | ♦Q | -3 | · |
| +2.1 | Round 5 | LATINS | 20 | 4♠ | ♣2 | +2 | · |
| +1.8 | Round 1 | O'ROURKE | 10 | 4♥ | ♠2 | +2 | · |
| +1.8 | Round 2 | FELDMAN | 15 | 3N | ♠5 | -2 | · |
| +1.4 | Round 7 | STOBER | 1 | 3♠ | ♥2 | -2 | · |
| +1.2 | Round 5 | LATINS | 12 | 1N | ♥4 | -1 | · |
| +0.7 | Round 2 | FELDMAN | 16 | 2♠ | ♦5 | +1 | · |
| +0.7 | Round 5 | LATINS | 18 | 4♥ | ♠4 | +3 | · |
| +0.6 | Round 2 | FELDMAN | 19 | 4♥ | ♠7 | +1 | · |
| +0.4 | Round 2 | FELDMAN | 13 | 2♥ | ♣A | +1 | · |
| +0.4 | Round 7 | STOBER | 3 | 3N | ♥2 | +1 | · |
| +0.3 | Round 4 | BEIJING TRINERGY | 10 | 4♠ | ♥Q | +1 | · |
| +0.2 | Round 2 | FELDMAN | 17 | 5♣ | ♠K | = | · |
| -0.0 | Round 7 | STOBER | 5 | 4♠ | ♦K | +2 | · |
| -0.1 | Round 5 | LATINS | 17 | 3N | ♠5 | +2 | · |
| -0.3 | Round 1 | O'ROURKE | 1 | 4♥ | ♥2 | +1 | · |
| -0.6 | Round 4 | BEIJING TRINERGY | 3 | 4♥ | ♦A | -1 | · |
| -0.6 | Round 5 | LATINS | 19 | 3♠ | ♥6 | -1 | · |
| -1.1 | Round 2 | FELDMAN | 14 | 2♠ | ♣A | = | · |
| -1.4 | Round 2 | FELDMAN | 18 | 3♦ | ♣9 | +1 | · |
| -1.5 | Round 1 | O'ROURKE | 3 | 1N | ♣2 | = | · |
| -1.6 | Round 5 | LATINS | 11 | 4♥ | ♣5 | -1 | · |
| -2.1 | Round 7 | STOBER | 9 | 4♠ | ♥5 | +1 | · |
| -2.4 | Round 4 | BEIJING TRINERGY | 4 | 2♠ | ♣J | +1 | · |
| -2.8 | Round 1 | O'ROURKE | 5 | 2♠ | ♠2 | +1 | · |
| -3.0 | Round 7 | STOBER | 8 | 1N | ♥J | +1 | · |
| -3.3 | Round 2 | FELDMAN | 12 | 5♥ | ♠6 | = | · |
| -3.4 | Round 4 | BEIJING TRINERGY | 2 | 2♠ | ♥5 | -1 | · |
| -4.2 | Round 2 | FELDMAN | 20 | 4♥ | ♥4 | -2 | · |
| -4.7 | Round 1 | O'ROURKE | 4 | 4♠ | ♣2 | +2 | · |
| -5.2 | Round 5 | LATINS | 13 | 3N | ♥9 | -3 | · |
| -5.4 | Round 4 | BEIJING TRINERGY | 7 | 3♥x | ♣6 | -1 | · |
| -5.9 | Round 4 | BEIJING TRINERGY | 1 | 6♥ | ♠3 | = | · |
| -13.9 | Round 1 | O'ROURKE | 9 | 6♠ | ♣2 | -1 | · |