GROSSACK Adam · JUSTER
91rank
+46.7Butler · 100 bds
+0.47per board
±4.1swing
+0.53vs par /bd · #125/478
+0.73adjusted /bd
by round
vs par split: bidding +0.51 · play +0.02
Strength of schedule: opponents averaged +0.26/bd (a tough draw) → opponent-adjusted +0.73/bd
Card play — on target: opening leads 80.0% #154 of 476 · declarer play 69.6% #367 of 478 · defence 88.6% #138 of 478
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 80.0% (10) | 80.0% (15) |
| Declarer play | 72.7% (11) | 66.7% (12) |
| Defence | 92.3% (13) | 87.1% (31) |
Opening leads by suit led: ♠ 100.0% (1) · ♥ 81.8% (11) · ♦ 71.4% (7) · ♣ 83.3% (6)
vs par by strain: NT +0.42 (38) · a suit +0.60 (62)
vs par by level: part-score +0.72 (39) · game +0.48 (54) · slam -0.14 (7)
By role: declaring +0.74/bd (-1.00 vs par · 56) · defending +0.12/bd (+2.48 vs par · 44)
By vulnerability: vulnerable +0.30/bd (+0.44 vs par · 50) · not vulnerable +0.63/bd (+0.62 vs par · 50)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | Z.Grossack | F.Nystrom – J.Upmark | Open | 10 | -1.3 | -0.13 | +2.40 |
| Round 2 | Z.Grossack | J.Kranyak – V.Demuy | Open | 10 | +16.2 | +1.62 | +1.00 |
| Round 3 | Z.Grossack | K.Venkataraman – A.Goel | Open | 10 | -13.9 | -1.39 | -1.30 |
| Round 4 | Z.Grossack | B.Rigal – G.Milgrim | Closed | 10 | +4.4 | +0.44 | +0.00 |
| Round 5 | Z.Grossack | D.Korbel – S.Shi | Open | 10 | +21.2 | +2.12 | +0.60 |
| Round 6 | Z.Grossack | M.Sheng – W.Tian | Open | 10 | +9.9 | +0.99 | +3.20 |
| Round 7 | Z.Grossack | G.Donati – M.Tokay | Closed | 10 | -14.7 | -1.47 | +0.00 |
| Round 8 | Z.Grossack | E.Rodwell – J.Meckstroth | Closed | 10 | +14.0 | +1.40 | -0.50 |
| Round 9 | Z.Grossack | R.Nistor – I.Rotaru | Open | 10 | +16.7 | +1.67 | +2.20 |
| Round 10 | Z.Grossack | J.Gu – H.Ao | Open | 10 | -5.8 | -0.58 | -2.30 |
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 |
|---|---|---|---|---|---|---|---|
| +10.6 | Round 5 | COACH K | 23 | 4♠x | ♣5 | = | +7 |
| +8.7 | Round 6 | FEIXIANG | 9 | 1NTx | ♠Q | +1 | +10 |
| +7.4 | Round 1 | GUPTA | 9 | 3NT | ♣4 | -1 | +10 |
| +7.1 | Round 1 | GUPTA | 8 | 5♥ | ♠2 | -2 | +11 |
| +6.6 | Round 8 | NICKELL | 8 | 4♠ | ♣5 | -2 | +6 |
| +5.7 | Round 5 | COACH K | 21 | 6♣ | ♥3 | = | -2 |
| +5.6 | Round 8 | NICKELL | 6 | 2NT | ♣7 | +1 | +6 |
| +5.5 | Round 8 | NICKELL | 9 | 4♠ | ♥2 | -1 | +5 |
| +5.4 | Round 6 | FEIXIANG | 3 | 2♥ | ♥A | +2 | +7 |
| +4.9 | Round 2 | SPECTOR | 11 | 1NTx | ♥A | +1 | +4 |
| +4.8 | Round 6 | FEIXIANG | 7 | 5♣ | ♠A | -1 | +6 |
| +4.8 | Round 7 | CAYNE | 20 | 2♥ | ♣5 | -3 | +4 |
| +4.4 | Round 8 | NICKELL | 1 | 3NT | ♠8 | +1 | +7 |
| +4.3 | Round 6 | FEIXIANG | 1 | 2NT | ♠3 | +1 | +2 |
| +4.2 | Round 8 | NICKELL | 10 | 2NT | ♥2 | = | +6 |
| +4.1 | Round 9 | MORAN | 11 | 2♥ | ♦3 | -3 | +7 |
| +4.0 | Round 4 | GOWER | 19 | 4♥ | ♠3 | -1 | +5 |
| +4.0 | Round 5 | COACH K | 27 | 1♦x | ♣5 | = | +0 |
| +3.8 | Round 3 | DHAMPUR SUGAR MILLS | 2 | 4♠ | ♦J | -1 | +9 |
| +3.7 | Round 2 | SPECTOR | 15 | 5♥ | ♠A | = | +6 |
| +3.6 | Round 4 | GOWER | 15 | 5♦ | ♣K | +2 | +1 |
| +3.6 | Round 10 | BASEGGIO | 26 | 3NT | ♥10 | = | +0 |
| +3.5 | Round 5 | COACH K | 28 | 2♠ | ♥Q | = | +5 |
| +3.5 | Round 9 | MORAN | 18 | 3NT | ♥10 | -1 | +6 |
| +3.4 | Round 4 | GOWER | 14 | 3NT | ♣2 | +1 | +1 |
| +3.3 | Round 4 | GOWER | 17 | 3NT | ♦Q | +2 | +1 |
| +3.3 | Round 6 | FEIXIANG | 10 | 3NT | ♣5 | -2 | +8 |
| +3.2 | Round 2 | SPECTOR | 14 | 3♣ | ♠6 | = | +0 |
| +3.0 | Round 9 | MORAN | 17 | 5♠ | ♣K | = | +0 |
| +2.8 | Round 9 | MORAN | 14 | 1♠ | ♦3 | +2 | +0 |
| +2.7 | Round 1 | GUPTA | 6 | 3NT | ♥3 | = | -1 |
| +2.6 | Round 4 | GOWER | 12 | 3♣ | ♦9 | = | +5 |
| +2.5 | Round 1 | GUPTA | 7 | 3NT | ♠4 | = | +0 |
| +2.2 | Round 3 | DHAMPUR SUGAR MILLS | 3 | 2♦ | ♥A | -2 | -1 |
| +2.2 | Round 7 | CAYNE | 17 | 3♥ | ♣J | -1 | +4 |
| +2.1 | Round 2 | SPECTOR | 20 | 1NT | ♦2 | +1 | +0 |
| +2.0 | Round 7 | CAYNE | 11 | 3NT | ♥3 | -1 | +5 |
| +1.8 | Round 2 | SPECTOR | 17 | 3NT | ♠7 | +1 | +0 |
| +1.8 | Round 9 | MORAN | 13 | 3NT | ♣9 | +2 | +0 |
| +1.8 | Round 10 | BASEGGIO | 21 | 3NT | ♣2 | +1 | +1 |
| +1.7 | Round 1 | GUPTA | 4 | 5♦ | ♥6 | +1 | +10 |
| +1.6 | Round 9 | MORAN | 15 | 4♠ | ♥J | +1 | +0 |
| +1.2 | Round 8 | NICKELL | 2 | 1NT | ♥6 | +2 | -6 |
| +1.2 | Round 10 | BASEGGIO | 24 | 6NT | ♠J | = | +0 |
| +1.1 | Round 3 | DHAMPUR SUGAR MILLS | 7 | 3NT | ♥10 | +2 | +1 |
| +1.1 | Round 5 | COACH K | 24 | 6♦ | ♣K | = | -2 |
| +1.0 | Round 4 | GOWER | 18 | 2♥ | ♠3 | +1 | +1 |
| +0.9 | Round 2 | SPECTOR | 16 | 4♠ | ♦2 | +2 | +11 |
| +0.9 | Round 9 | MORAN | 20 | 3NT | ♥7 | +1 | +13 |
| +0.7 | Round 2 | SPECTOR | 13 | 4♥ | ♦10 | +1 | +0 |
| +0.7 | Round 9 | MORAN | 19 | 3♦ | ♠3 | = | +0 |
| +0.6 | Round 10 | BASEGGIO | 29 | 3NT | ♥7 | = | +1 |
| +0.5 | Round 7 | CAYNE | 18 | 3NT | ♥2 | +1 | -1 |
| +0.4 | Round 5 | COACH K | 25 | 3NT | ♥5 | +1 | +0 |
| +0.2 | Round 6 | FEIXIANG | 4 | 3♦ | ♠Q | = | +10 |
| +0.1 | Round 3 | DHAMPUR SUGAR MILLS | 4 | 2♥ | ♦6 | = | +0 |
| -0.0 | Round 2 | SPECTOR | 12 | 2♥ | ♦2 | = | +1 |
| -0.0 | Round 3 | DHAMPUR SUGAR MILLS | 9 | 3NT | ♣6 | = | -1 |
| +0.0 | Round 5 | COACH K | 30 | 4♠ | ♣8 | = | +0 |
| -0.1 | Round 2 | SPECTOR | 18 | 3NT | ♦2 | +1 | +0 |
| -0.3 | Round 9 | MORAN | 16 | 5♥ | ♠K | = | -4 |
| -0.4 | Round 1 | GUPTA | 10 | 4♥ | ♠K | +1 | +0 |
| -0.4 | Round 5 | COACH K | 22 | 2♠ | ♥3 | = | +0 |
| -0.5 | Round 7 | CAYNE | 13 | 6♠ | ♥10 | +1 | -8 |
| -0.8 | Round 5 | COACH K | 29 | 4NT | ♦5 | +1 | +0 |
| -0.8 | Round 10 | BASEGGIO | 25 | 3NT | ♥10 | +2 | +0 |
| -0.9 | Round 6 | FEIXIANG | 8 | 2♥ | ♦3 | -1 | +1 |
| -0.9 | Round 8 | NICKELL | 5 | 5♣ | ♥4 | = | +2 |
| -1.0 | Round 2 | SPECTOR | 19 | 3NT | ♦2 | -1 | -12 |
| -1.0 | Round 3 | DHAMPUR SUGAR MILLS | 1 | 2♦ | ♦3 | -2 | +0 |
| -1.1 | Round 10 | BASEGGIO | 23 | 5♦ | ♣A | -1 | -1 |
| -1.2 | Round 7 | CAYNE | 12 | 3♣ | ♦A | +2 | -1 |
| -1.4 | Round 4 | GOWER | 16 | 1NT | ♣2 | +1 | +0 |
| -1.4 | Round 9 | MORAN | 12 | 6NT | ♥3 | = | +0 |
| -1.5 | Round 7 | CAYNE | 16 | 6♠ | ♥Q | = | +11 |
| -1.6 | Round 10 | BASEGGIO | 28 | 2♠ | ♥3 | = | +0 |
| -1.7 | Round 3 | DHAMPUR SUGAR MILLS | 5 | 2♥ | ♦K | = | +0 |
| -1.9 | Round 1 | GUPTA | 2 | 3♥ | ♦10 | = | +0 |
| -2.3 | Round 3 | DHAMPUR SUGAR MILLS | 6 | 2♠ | ♦2 | -1 | -5 |
| -2.5 | Round 6 | FEIXIANG | 2 | 5♠x | ♥5 | -3 | +0 |
| -2.6 | Round 10 | BASEGGIO | 30 | 4♥ | ♠A | -1 | -4 |
| -2.7 | Round 6 | FEIXIANG | 6 | 2♠ | ♣A | +1 | -1 |
| -2.9 | Round 5 | COACH K | 26 | 3♥ | ♠J | -2 | -2 |
| -3.0 | Round 4 | GOWER | 11 | 5♣ | ♦K | = | +1 |
| -3.1 | Round 7 | CAYNE | 15 | 4♥ | ♦6 | +2 | -2 |
| -3.1 | Round 8 | NICKELL | 4 | 4♥ | ♠9 | -1 | -6 |
| -3.1 | Round 10 | BASEGGIO | 27 | 4♥ | ♦Q | -1 | -10 |
| -3.4 | Round 3 | DHAMPUR SUGAR MILLS | 8 | 2♠ | ♣K | +1 | -1 |
| -3.8 | Round 1 | GUPTA | 1 | 4♠ | ♥J | -1 | -5 |
| -3.8 | Round 10 | BASEGGIO | 22 | 2NT | ♦9 | +2 | -10 |
| -4.0 | Round 4 | GOWER | 20 | 2♦x | ♣J | -1 | -7 |
| -4.1 | Round 8 | NICKELL | 3 | 3NT | ♦10 | -2 | -13 |
| -4.8 | Round 1 | GUPTA | 5 | 2♥ | ♦10 | -2 | -1 |
| -5.1 | Round 4 | GOWER | 13 | 2NT | ♠J | -2 | -8 |
| -5.4 | Round 7 | CAYNE | 19 | 1NTx | ♥Q | -2 | -2 |
| -5.4 | Round 8 | NICKELL | 7 | 3NT | ♣J | -1 | -12 |
| -10.7 | Round 6 | FEIXIANG | 5 | 4♥ | ♦4 | = | -11 |
| -11.8 | Round 1 | GUPTA | 3 | 7♠ | ♦3 | = | +0 |
| -12.5 | Round 7 | CAYNE | 14 | 4♥x | ♥2 | = | -10 |
| -12.7 | Round 3 | DHAMPUR SUGAR MILLS | 10 | 4♥xx | ♣9 | -2 | -15 |