🇩🇪 PIEPER Jonathan · GERMANY U26
vs par split: bidding +1.00 · play +0.47
Strength of schedule: opponents averaged +0.50/bd (a tough draw) → opponent-adjusted +0.29/bd
Card play — on target: opening leads 63.6% #75 of 79 · declarer play 60.0% #71 of 78 · defence 66.7% #72 of 79
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 71.4% (7) | 50.0% (4) |
| Declarer play | 75.0% (4) | 0.0% (1) |
| Defence | 41.7% (12) | 91.7% (12) |
Opening leads by suit led: ♠ 100.0% (3) · ♥ 33.3% (3) · ♦ 0.0% (1) · ♣ 75.0% (4)
vs par by strain: NT +1.61 (18) · a suit +1.33 (18)
vs par by level: part-score -1.46 (11) · game +2.56 (23) · slam +5.00 (2)
By role: declaring -1.48/bd (-2.83 vs par · 12) · defending +0.42/bd (+3.62 vs par · 24)
By vulnerability: vulnerable -0.79/bd (-0.25 vs par · 16) · not vulnerable +0.25/bd (+2.85 vs par · 20)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 2 | M.Stepper | K.Rosenberg – Z.Grossack | Closed | 6 | -16.1 | -2.68 | -3.00 |
| Round 3 | M.Stepper | C.Bens – M.Roches | Closed | 6 | +5.4 | +0.90 | +5.50 |
| Round 5 | M.Stepper | P.Bortak – S.Kentos | Open | 6 | +28.6 | +4.77 | +8.17 |
| Round 6 | M.Stepper | G.Donati – G.Giubilo | Closed | 6 | -7.3 | -1.22 | -0.17 |
| Round 7 | M.Stepper | T.Chowdhury – PRAJJWAL - | Open | 6 | -7.7 | -1.28 | -0.67 |
| Round 8 | M.Stepper | E.Hansson – C.Mann | Open | 6 | -10.6 | -1.77 | -1.00 |
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 |
|---|---|---|---|---|---|---|---|
| +10.9 | Round 6 | 🇮🇹 ITALY U26 GREEN | 6 | 3NT | ♣8 | -1 | +12 |
| +9.5 | Round 5 | 🇸🇰 SLOVAKIA | 29 | 3NT | ♥5 | +2 | +11 |
| +9.1 | Round 5 | 🇸🇰 SLOVAKIA | 25 | 4♥ | ♠K | -1 | +14 |
| +7.0 | Round 3 | 🇫🇷 FRANCE U22 | 14 | 6♦ | ♠A | -1 | +10 |
| +6.9 | Round 5 | 🇸🇰 SLOVAKIA | 26 | 5♣x | ♠K | -2 | +15 |
| +5.0 | Round 7 | 🇮🇳 INDIA | 10 | 4♠ | ♦4 | -1 | -1 |
| +4.5 | Round 6 | 🇮🇹 ITALY U26 GREEN | 3 | 3NT | ♠K | -2 | +8 |
| +4.3 | Round 5 | 🇸🇰 SLOVAKIA | 30 | 4♥ | ♦3 | -1 | +10 |
| +3.7 | Round 2 | 🇺🇸 USA U26 | 7 | 4♠ | ♣A | = | +0 |
| +3.7 | Round 7 | 🇮🇳 INDIA | 9 | 3NT | ♠Q | +2 | +0 |
| +3.1 | Round 3 | 🇫🇷 FRANCE U22 | 15 | 3NT | ♣Q | -1 | +12 |
| +1.5 | Round 8 | BRIDGESTARS | 16 | 3NT | ♣3 | = | +3 |
| +1.1 | Round 8 | BRIDGESTARS | 17 | 2♣ | ♠5 | +4 | +7 |
| +0.9 | Round 8 | BRIDGESTARS | 18 | 4♥ | ♦J | +1 | +1 |
| +0.4 | Round 3 | 🇫🇷 FRANCE U22 | 13 | 4♥ | ♠Q | = | +0 |
| +0.1 | Round 3 | 🇫🇷 FRANCE U22 | 16 | 3NT | ♠5 | +2 | +0 |
| +0.1 | Round 5 | 🇸🇰 SLOVAKIA | 28 | 1NT | ♥6 | +1 | +0 |
| -0.9 | Round 8 | BRIDGESTARS | 14 | 1NT | ♣6 | +1 | +0 |
| -1.1 | Round 2 | 🇺🇸 USA U26 | 9 | 4♠ | ♥7 | = | +0 |
| -1.3 | Round 5 | 🇸🇰 SLOVAKIA | 27 | 3NT | ♥3 | +3 | -1 |
| -1.5 | Round 7 | 🇮🇳 INDIA | 8 | 1NT | ♥10 | -2 | -1 |
| -1.6 | Round 3 | 🇫🇷 FRANCE U22 | 18 | 3NT | ♠2 | +1 | +12 |
| -1.6 | Round 6 | 🇮🇹 ITALY U26 GREEN | 4 | 1NT | ♦J | -2 | -2 |
| -1.7 | Round 8 | BRIDGESTARS | 15 | 1NT | ♣2 | +1 | +0 |
| -2.3 | Round 6 | 🇮🇹 ITALY U26 GREEN | 1 | 4♦ | ♥A | = | -5 |
| -3.0 | Round 2 | 🇺🇸 USA U26 | 8 | 4♥ | ♦K | = | +0 |
| -3.6 | Round 3 | 🇫🇷 FRANCE U22 | 17 | 4♠ | ♣3 | +1 | -1 |
| -3.7 | Round 7 | 🇮🇳 INDIA | 11 | 2NT | ♠6 | = | -1 |
| -4.1 | Round 2 | 🇺🇸 USA U26 | 12 | 3♥ | ♥4 | -2 | +0 |
| -4.3 | Round 7 | 🇮🇳 INDIA | 12 | 3♥ | ♣3 | = | -1 |
| -4.7 | Round 2 | 🇺🇸 USA U26 | 10 | 4♠ | ♦7 | -1 | -12 |
| -5.9 | Round 6 | 🇮🇹 ITALY U26 GREEN | 2 | 3NT | ♥K | +2 | -1 |
| -6.9 | Round 2 | 🇺🇸 USA U26 | 11 | 3NT | ♠Q | = | -6 |
| -6.9 | Round 7 | 🇮🇳 INDIA | 7 | 6♠ | ♣5 | = | +0 |
| -11.5 | Round 8 | BRIDGESTARS | 13 | 3NT | ♠2 | -3 | -17 |
| -12.9 | Round 6 | 🇮🇹 ITALY U26 GREEN | 5 | 2♣x | ♠K | -3 | -13 |