ROSENBERG Debbie · SIVY B
5rank
+152.2Butler · 112 bds
+1.36per board
±4.5swing
+1.54vs par /bd · #3/488
+1.52adjusted /bd
by round
vs par split: bidding +1.05 · play +0.49
Strength of schedule: opponents averaged +0.17/bd (a tough draw) → opponent-adjusted +1.52/bd
Card play — on target: opening leads 75.9% #363 of 488 · declarer play 65.0% #409 of 488 · defence 91.8% #102 of 488
Bidding activity — not a pass: 34.3% #474 of 488 (113/329)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 77.8% (9) | 75.0% (20) |
| Declarer play | 83.3% (6) | 57.1% (14) |
| Defence | 78.6% (14) | 95.7% (47) |
Opening leads by suit led: ♠ 85.7% (7) · ♥ 85.7% (7) · ♦ 50.0% (6) · ♣ 77.8% (9)
vs par by strain: NT -0.34 (29) · a suit +2.21 (83)
vs par by level: part-score +0.82 (39) · game +1.92 (65) · slam +2.00 (8)
By role: declaring +1.43/bd (-1.63 vs par · 51) · defending +1.30/bd (+4.20 vs par · 61)
By vulnerability: vulnerable +1.91/bd (+2.84 vs par · 56) · not vulnerable +0.81/bd (+0.25 vs par · 56)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | M.Rosenberg | J.Ciechomski – L.Ostrowska | Open | 14 | +18.2 | +1.30 | -1.07 |
| Round 2 | M.Rosenberg | T.Wnuk – A.Kreglewska-Wnuk | Open | 14 | +32.2 | +2.30 | +3.29 |
| Round 3 | M.Rosenberg | M.Mestric – T.Brkljacic | Closed | 14 | -17.4 | -1.24 | -0.79 |
| Round 4 | M.Rosenberg | O.Schireson – Z.Grossack | Closed | 14 | +15.3 | +1.09 | +1.36 |
| Round 5 | M.Rosenberg | P.Zatorski – K.Dufrat | Closed | 14 | +8.9 | +0.64 | +1.86 |
| Round 6 | M.Rosenberg | D.Wang – Y.Liu | Closed | 14 | +45.9 | +3.28 | +4.79 |
| Round 7 | M.Rosenberg | A.Grossack – E.Kolesnik | Open | 14 | +30.5 | +2.18 | +2.07 |
| Round 8 | M.Rosenberg | S.Rimstedt – S.Huang | Open | 14 | +18.6 | +1.33 | +0.86 |
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 |
|---|---|---|---|---|---|---|---|
| +12.2 | Round 8 | MILLENS | 17 | 7♥ | ♦5 | -2 | +14 |
| +11.9 | Round 6 | JIN SHUO | 23 | 4♣x | ♥J | -3 | +14 |
| +11.1 | Round 4 | YETTICK | 21 | 2♠x | ♥3 | = | +11 |
| +11.0 | Round 1 | PLAY SMALL | 8 | 3♥x | ♠6 | +2 | +12 |
| +9.7 | Round 7 | TICKET TO RIDE | 9 | 3♠ | ♣A | -5 | +15 |
| +9.6 | Round 1 | PLAY SMALL | 7 | 4♠x | ♦A | = | +11 |
| +9.4 | Round 6 | JIN SHUO | 27 | 6♥ | ♠A | -2 | +11 |
| +9.3 | Round 4 | YETTICK | 15 | 4♠ | ♣J | -1 | +11 |
| +9.3 | Round 7 | TICKET TO RIDE | 4 | 4♠ | ♥8 | -2 | +8 |
| +8.7 | Round 6 | JIN SHUO | 20 | 3NT | ♣3 | = | +10 |
| +8.3 | Round 2 | WNUKOWAN | 23 | 5♣ | ♦2 | +1 | +17 |
| +7.9 | Round 8 | MILLENS | 23 | 3NT | ♣K | = | +3 |
| +7.8 | Round 5 | EDMONDS | 8 | 6♣ | ♥6 | = | -2 |
| +7.4 | Round 6 | JIN SHUO | 24 | 4♠ | ♥K | -1 | +8 |
| +7.1 | Round 2 | WNUKOWAN | 21 | 4♥ | ♦K | = | +3 |
| +6.6 | Round 7 | TICKET TO RIDE | 7 | 6♦ | ♠A | +1 | -7 |
| +6.2 | Round 3 | DITI | 12 | 4♥ | ♠2 | +1 | +1 |
| +6.0 | Round 4 | YETTICK | 19 | 4NT | ♠Q | +2 | +16 |
| +5.9 | Round 2 | WNUKOWAN | 18 | 3NT | ♦K | = | +10 |
| +5.6 | Round 8 | MILLENS | 15 | 4♠ | ♣3 | = | +11 |
| +5.3 | Round 5 | EDMONDS | 4 | 4♥ | ♣Q | -1 | +12 |
| +5.2 | Round 2 | WNUKOWAN | 27 | 3♥ | ♣2 | +2 | +6 |
| +5.1 | Round 6 | JIN SHUO | 22 | 4♥ | ♠Q | = | +7 |
| +4.6 | Round 2 | WNUKOWAN | 26 | 3NT | ♣6 | -3 | +10 |
| +4.3 | Round 5 | EDMONDS | 9 | 2♠ | ♦K | -1 | +10 |
| +4.1 | Round 2 | WNUKOWAN | 15 | 1NTx | ♠7 | -1 | +6 |
| +3.5 | Round 4 | YETTICK | 18 | 4♠ | ♣Q | = | +3 |
| +3.5 | Round 5 | EDMONDS | 5 | 4♥ | ♦J | -2 | +7 |
| +3.2 | Round 4 | YETTICK | 17 | 4♥ | ♠8 | = | +0 |
| +3.2 | Round 7 | TICKET TO RIDE | 14 | 5♥ | ♠A | -2 | +0 |
| +3.0 | Round 2 | WNUKOWAN | 24 | 3♥ | ♣J | +1 | +7 |
| +2.9 | Round 1 | PLAY SMALL | 13 | 6♦ | ♥A | = | -13 |
| +2.9 | Round 6 | JIN SHUO | 21 | 3♥ | ♠Q | -1 | +5 |
| +2.9 | Round 8 | MILLENS | 19 | 2♠ | ♥K | +1 | +10 |
| +2.8 | Round 4 | YETTICK | 26 | 4♠ | ♦A | -1 | +12 |
| +2.5 | Round 2 | WNUKOWAN | 17 | 4♥ | ♠2 | +1 | +11 |
| +2.5 | Round 6 | JIN SHUO | 15 | 3NT | ♣6 | -2 | +0 |
| +2.4 | Round 2 | WNUKOWAN | 20 | 4♠ | ♠5 | +1 | +0 |
| +2.3 | Round 7 | TICKET TO RIDE | 5 | 2♠ | ♠3 | -1 | +4 |
| +2.2 | Round 1 | PLAY SMALL | 12 | 4♥ | ♣2 | +1 | +0 |
| +2.2 | Round 2 | WNUKOWAN | 25 | 3NT | ♣6 | -1 | +0 |
| +2.2 | Round 3 | DITI | 1 | 4♣ | ♥K | -1 | +4 |
| +2.0 | Round 3 | DITI | 3 | 3NT | ♣2 | -1 | +5 |
| +1.7 | Round 5 | EDMONDS | 3 | 3NT | ♦3 | +3 | -13 |
| +1.6 | Round 1 | PLAY SMALL | 4 | 2♠ | ♥8 | +1 | +0 |
| +1.6 | Round 6 | JIN SHUO | 19 | 3NT | ♥2 | = | -1 |
| +1.6 | Round 8 | MILLENS | 25 | 3NT | ♥2 | = | +2 |
| +1.5 | Round 7 | TICKET TO RIDE | 10 | 3NT | ♠9 | +2 | +0 |
| +1.5 | Round 8 | MILLENS | 18 | 3♠ | ♥8 | = | +7 |
| +1.5 | Round 8 | MILLENS | 26 | 2♥ | ♠K | -1 | +0 |
| +1.4 | Round 7 | TICKET TO RIDE | 11 | 2♦ | ♥2 | = | +8 |
| +1.3 | Round 6 | JIN SHUO | 18 | 5♣ | ♥A | -1 | +5 |
| +1.3 | Round 8 | MILLENS | 22 | 4♠ | ♦K | +3 | -10 |
| +1.3 | Round 8 | MILLENS | 28 | 4♠x | ♥Q | -2 | -7 |
| +1.1 | Round 4 | YETTICK | 23 | 4♠ | ♥T | -1 | +6 |
| +1.1 | Round 7 | TICKET TO RIDE | 1 | 3♥ | ♠2 | = | -7 |
| +1.0 | Round 1 | PLAY SMALL | 6 | 4♥ | ♣A | = | +0 |
| +1.0 | Round 5 | EDMONDS | 14 | 2♦ | ♥J | +1 | +0 |
| +0.9 | Round 5 | EDMONDS | 11 | 4♠ | ♥5 | +1 | +1 |
| +0.7 | Round 8 | MILLENS | 16 | 3NT | ♥8 | +1 | +0 |
| +0.6 | Round 1 | PLAY SMALL | 3 | 4♠ | ♦3 | = | +0 |
| +0.6 | Round 4 | YETTICK | 20 | 2NT | ♠5 | -1 | +1 |
| +0.5 | Round 7 | TICKET TO RIDE | 13 | 6♥ | ♥2 | +1 | +13 |
| +0.4 | Round 4 | YETTICK | 27 | 4♣ | ♣5 | -3 | -7 |
| +0.3 | Round 1 | PLAY SMALL | 1 | 4♥ | ♥9 | +3 | -10 |
| +0.3 | Round 3 | DITI | 2 | 3♥ | ♦Q | -1 | -5 |
| +0.3 | Round 7 | TICKET TO RIDE | 6 | 4♥ | ♦A | = | +0 |
| +0.2 | Round 4 | YETTICK | 22 | 2♥ | ♥5 | +2 | -6 |
| +0.2 | Round 6 | JIN SHUO | 25 | 4♠ | ♥J | +1 | +0 |
| -0.1 | Round 1 | PLAY SMALL | 11 | 3♠ | ♣T | = | +6 |
| -0.1 | Round 6 | JIN SHUO | 28 | 4♠ | ♦2 | +1 | +11 |
| -0.2 | Round 3 | DITI | 11 | 4♥ | ♣K | +1 | +0 |
| -0.3 | Round 6 | JIN SHUO | 16 | 4♥ | ♦8 | = | +0 |
| -0.3 | Round 7 | TICKET TO RIDE | 8 | 4♥ | ♣T | = | +0 |
| -0.4 | Round 3 | DITI | 7 | 3NT | ♦5 | +1 | +0 |
| -0.5 | Round 5 | EDMONDS | 12 | 3♦ | ♦7 | -1 | +2 |
| -0.5 | Round 7 | TICKET TO RIDE | 2 | 1♠x | ♠7 | -1 | -2 |
| -0.6 | Round 1 | PLAY SMALL | 5 | 2♣ | ♥A | -1 | -3 |
| -0.6 | Round 3 | DITI | 6 | 2♠ | ♥2 | -1 | -7 |
| -0.8 | Round 1 | PLAY SMALL | 10 | 4♥ | ♠6 | +1 | +0 |
| -0.9 | Round 5 | EDMONDS | 2 | 3NT | ♣J | = | +0 |
| -1.1 | Round 3 | DITI | 5 | 4♥ | ♦2 | +1 | +0 |
| -1.1 | Round 3 | DITI | 14 | 4♠ | ♦Q | +1 | +0 |
| -1.1 | Round 5 | EDMONDS | 13 | 5♣ | ♥J | = | +13 |
| -1.1 | Round 7 | TICKET TO RIDE | 12 | 4♠ | ♥2 | -1 | +3 |
| -1.2 | Round 3 | DITI | 10 | 2NT | ♦K | +1 | +0 |
| -1.5 | Round 1 | PLAY SMALL | 14 | 4♥ | ♣T | +1 | +0 |
| -1.7 | Round 3 | DITI | 13 | 6♥ | ♣3 | = | -13 |
| -1.7 | Round 5 | EDMONDS | 1 | 3♥ | ♦A | -1 | -4 |
| -1.9 | Round 2 | WNUKOWAN | 28 | 4♥ | ♦K | = | +1 |
| -1.9 | Round 6 | JIN SHUO | 26 | 4♠ | ♦J | = | +0 |
| -2.0 | Round 2 | WNUKOWAN | 19 | 3NT | ♠2 | -2 | -11 |
| -2.1 | Round 8 | MILLENS | 27 | 2♠ | ♣T | -1 | -4 |
| -2.2 | Round 1 | PLAY SMALL | 9 | 2♠ | ♥A | +1 | -7 |
| -2.5 | Round 4 | YETTICK | 28 | 1NT | ♥2 | = | -5 |
| -2.5 | Round 5 | EDMONDS | 7 | 4♥ | ♣2 | = | +10 |
| -2.7 | Round 8 | MILLENS | 20 | 3♠ | ♣6 | = | +0 |
| -2.8 | Round 6 | JIN SHUO | 17 | 4♥ | ♥2 | = | -3 |
| -3.0 | Round 4 | YETTICK | 16 | 1NT | ♦Q | = | -5 |
| -3.3 | Round 2 | WNUKOWAN | 16 | 2♥ | ♠8 | = | -1 |
| -3.5 | Round 7 | TICKET TO RIDE | 3 | 3NT | ♣K | -2 | -6 |
| -3.8 | Round 5 | EDMONDS | 10 | 1NT | ♣A | +2 | -10 |
| -4.5 | Round 4 | YETTICK | 25 | 3NTx | ♥Q | -1 | -6 |
| -5.0 | Round 3 | DITI | 9 | 1NT | ♥6 | = | +1 |
| -5.1 | Round 5 | EDMONDS | 6 | 5♦ | ♥6 | = | +0 |
| -5.6 | Round 8 | MILLENS | 24 | 3NT | ♣6 | +1 | -7 |
| -5.7 | Round 3 | DITI | 8 | 3NT | ♣3 | -1 | -10 |
| -5.8 | Round 1 | PLAY SMALL | 2 | 3♠ | ♥A | +3 | -11 |
| -5.9 | Round 2 | WNUKOWAN | 22 | 2NT | ♥8 | = | -13 |
| -7.5 | Round 8 | MILLENS | 21 | 4♠ | ♥6 | = | -7 |
| -11.1 | Round 3 | DITI | 4 | 6NT | ♦3 | = | +13 |
| -12.9 | Round 4 | YETTICK | 24 | 4♥x | ♠7 | -4 | -12 |