GROETHEIM Glenn · VIKING NATURAL
108rank
+38.7Butler · 100 bds
+0.39per board
±3.9swing
+1.12vs par /bd · #41/478
+0.21adjusted /bd
by round
vs par split: bidding +1.18 · play -0.16
Strength of schedule: opponents averaged -0.18/bd (an easy draw) → opponent-adjusted +0.21/bd
Card play — on target: opening leads 88.0% #49 of 476 · declarer play 74.1% #293 of 478 · defence 84.9% #265 of 478
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 85.7% (7) | 88.9% (18) |
| Declarer play | 66.7% (12) | 80.0% (15) |
| Defence | 68.8% (16) | 91.9% (37) |
Opening leads by suit led: ♠ 85.7% (7) · ♥ 100.0% (4) · ♦ 100.0% (7) · ♣ 71.4% (7)
vs par by strain: NT +0.14 (36) · a suit +1.52 (63)
vs par by level: part-score +0.61 (39) · game +0.56 (52) · slam +6.00 (8)
By role: declaring +0.50/bd (-0.60 vs par · 47) · defending +0.28/bd (+2.64 vs par · 53)
By vulnerability: vulnerable +0.22/bd (+0.54 vs par · 52) · not vulnerable +0.57/bd (+1.75 vs par · 48)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | P.Tondel | J.Hurd – J.Wooldridge | Open | 10 | -6.0 | -0.60 | +2.20 |
| Round 2 | P.Tondel | B.Miller – V.Gupta | Open | 10 | +24.3 | +2.43 | +2.00 |
| Round 3 | P.Tondel | B.Efraimsson – A.Zack Efraimsson | Open | 10 | +22.8 | +2.28 | +1.80 |
| Round 4 | P.Tondel | W.Strzemecki – P.Zawada | Open | 10 | +15.5 | +1.55 | +2.60 |
| Round 5 | P.Tondel | W.Watson – E.Hung | Open | 10 | -7.8 | -0.78 | +0.60 |
| Round 6 | P.Tondel | A.Palma – S.Bahbout | Open | 10 | +2.1 | +0.21 | +2.30 |
| Round 7 | P.Tondel | P.Bertheau – D.Zagorin | Open | 10 | +7.8 | +0.78 | +2.60 |
| Round 8 | P.Tondel | V.Kiljan – L.Tijssen | Open | 10 | -1.4 | -0.14 | -2.20 |
| Round 9 | P.Tondel | A.Schwartz – A.Lo | Open | 10 | -12.6 | -1.26 | -1.80 |
| Round 10 | P.Tondel | I.Tsonchev – V.Marashev | Open | 10 | -6.0 | -0.60 | +1.10 |
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 |
|---|---|---|---|---|---|---|---|
| +10.7 | Round 2 | GUPTA | 20 | 3NT | ♣7 | = | +10 |
| +9.2 | Round 6 | VENTIN | 2 | 6♦ | ♦2 | -1 | +12 |
| +9.0 | Round 9 | BASEGGIO | 15 | 6♣ | ♥4 | -1 | +11 |
| +7.9 | Round 4 | ZAWADA | 14 | 3NT | ♣10 | -2 | +11 |
| +5.4 | Round 4 | ZAWADA | 15 | 6♦x | ♥2 | -1 | +11 |
| +5.3 | Round 7 | BERTHEAU | 12 | 2♠ | ♦A | -1 | +6 |
| +5.2 | Round 7 | BERTHEAU | 14 | 4♠ | ♥2 | +1 | +11 |
| +5.0 | Round 2 | GUPTA | 12 | 3♠ | ♥A | -1 | +6 |
| +4.8 | Round 6 | VENTIN | 7 | 5♣ | ♦2 | -1 | +6 |
| +4.7 | Round 10 | ROSE | 27 | 4♥ | ♠7 | -2 | +11 |
| +4.6 | Round 8 | NETHERLANDS JUNIORS | 10 | 2NT | ♠10 | +1 | +6 |
| +4.4 | Round 8 | NETHERLANDS JUNIORS | 1 | 3NT | ♠4 | +1 | +7 |
| +4.2 | Round 6 | VENTIN | 3 | 4♠ | ♦Q | -2 | +6 |
| +4.1 | Round 10 | ROSE | 30 | 2♣ | ♥2 | +1 | +5 |
| +4.0 | Round 5 | MANDALA | 21 | 3NT | ♥3 | +3 | +11 |
| +3.9 | Round 5 | MANDALA | 28 | 3♥ | ♣Q | +1 | +2 |
| +3.8 | Round 3 | ANNA | 2 | 4♠ | ♣A | -1 | +9 |
| +3.7 | Round 2 | GUPTA | 15 | 4♥ | ♦6 | +1 | +6 |
| +3.7 | Round 8 | NETHERLANDS JUNIORS | 4 | 3♥ | ♦5 | +1 | +1 |
| +3.6 | Round 1 | SPECTOR | 6 | 3NT | ♥2 | +1 | +0 |
| +3.6 | Round 9 | BASEGGIO | 14 | 3NT | ♥4 | -2 | +6 |
| +3.5 | Round 2 | GUPTA | 14 | 2NT | ♣2 | = | +1 |
| +3.5 | Round 3 | ANNA | 3 | 3♦ | ♠A | -3 | +0 |
| +3.3 | Round 3 | ANNA | 6 | 2♠ | ♦2 | +1 | +1 |
| +3.3 | Round 4 | ZAWADA | 12 | 3♠ | ♣6 | = | +1 |
| +3.1 | Round 6 | VENTIN | 1 | 2♠ | ♦2 | -2 | +0 |
| +3.1 | Round 7 | BERTHEAU | 19 | 3♥ | ♦3 | = | +7 |
| +3.0 | Round 3 | ANNA | 8 | 4♠ | ♣K | -2 | +5 |
| +2.9 | Round 3 | ANNA | 1 | 2NT | ♣5 | -1 | +4 |
| +2.9 | Round 4 | ZAWADA | 13 | 2NT | ♥A | -1 | +6 |
| +2.7 | Round 1 | SPECTOR | 5 | 3NT | ♥6 | -2 | +7 |
| +2.7 | Round 3 | ANNA | 4 | 3♦ | ♥A | -2 | +3 |
| +2.5 | Round 1 | SPECTOR | 7 | 3NT | ♠7 | = | +0 |
| +2.5 | Round 3 | ANNA | 10 | 4♥ | ♠4 | -1 | -6 |
| +1.9 | Round 6 | VENTIN | 4 | Adj. | ♦2 | +11 | |
| +1.8 | Round 2 | GUPTA | 17 | 3NT | ♠7 | +1 | +0 |
| +1.7 | Round 1 | SPECTOR | 4 | 5♦ | ♥4 | +1 | +10 |
| +1.7 | Round 10 | ROSE | 25 | 3NT | ♦8 | +3 | +1 |
| +1.6 | Round 4 | ZAWADA | 20 | 2♥ | ♦A | = | +5 |
| +1.5 | Round 2 | GUPTA | 16 | 4♠ | ♦A | +1 | +11 |
| +1.2 | Round 1 | SPECTOR | 1 | 3♠ | ♥J | = | +0 |
| +1.2 | Round 8 | NETHERLANDS JUNIORS | 2 | 1NT | ♥8 | +2 | -6 |
| +1.1 | Round 3 | ANNA | 7 | 3NT | ♥2 | +2 | +1 |
| +1.1 | Round 10 | ROSE | 23 | 5♦ | ♣K | -1 | +1 |
| +1.0 | Round 5 | MANDALA | 26 | 2♠ | ♣2 | +1 | +0 |
| +0.8 | Round 5 | MANDALA | 29 | 3NT | ♥8 | +2 | +0 |
| +0.7 | Round 2 | GUPTA | 13 | 4♥ | ♦J | +1 | +0 |
| +0.7 | Round 8 | NETHERLANDS JUNIORS | 9 | 3♠ | ♣4 | = | +0 |
| +0.6 | Round 5 | MANDALA | 25 | 3NT | ♥5 | +2 | +1 |
| +0.5 | Round 7 | BERTHEAU | 18 | 3NT | ♥3 | +1 | -1 |
| +0.4 | Round 4 | ZAWADA | 16 | 1NT | ♥5 | -1 | +0 |
| +0.4 | Round 4 | ZAWADA | 19 | 3♥ | ♣2 | = | +0 |
| +0.4 | Round 7 | BERTHEAU | 13 | 6♠ | ♣2 | = | -8 |
| +0.3 | Round 9 | BASEGGIO | 16 | 5♥ | ♠A | = | +4 |
| +0.1 | Round 9 | BASEGGIO | 20 | 3NT | ♦9 | +2 | -13 |
| -0.0 | Round 3 | ANNA | 5 | 2♠ | ♥3 | -1 | +2 |
| -0.0 | Round 3 | ANNA | 9 | 3NT | ♠4 | = | -1 |
| -0.0 | Round 5 | MANDALA | 30 | 4♠ | ♥A | = | +0 |
| -0.1 | Round 2 | GUPTA | 18 | 3NT | ♠Q | +1 | +0 |
| -0.2 | Round 7 | BERTHEAU | 20 | 2♠ | ♠2 | = | -1 |
| -0.4 | Round 1 | SPECTOR | 10 | 4♥ | ♠3 | +1 | +0 |
| -0.5 | Round 8 | NETHERLANDS JUNIORS | 6 | 3NT | ♠3 | = | +0 |
| -0.6 | Round 10 | ROSE | 29 | 3NT | ♣3 | = | -1 |
| -0.7 | Round 9 | BASEGGIO | 19 | 3♦ | ♣2 | = | +0 |
| -0.9 | Round 8 | NETHERLANDS JUNIORS | 5 | 5♣ | ♥A | = | +2 |
| -1.0 | Round 2 | GUPTA | 19 | 4♠ | ♦A | -1 | -12 |
| -1.0 | Round 4 | ZAWADA | 18 | 2♥ | ♣6 | +1 | -1 |
| -1.2 | Round 10 | ROSE | 24 | 6NT | ♠J | = | +0 |
| -1.3 | Round 7 | BERTHEAU | 15 | 4♥ | ♠9 | = | +0 |
| -1.5 | Round 2 | GUPTA | 11 | 1NT | ♠9 | -1 | -2 |
| -1.5 | Round 7 | BERTHEAU | 16 | 6♠ | ♥K | = | +11 |
| -1.6 | Round 5 | MANDALA | 27 | 3♣ | ♣7 | -1 | +3 |
| -1.8 | Round 7 | BERTHEAU | 17 | 2♥ | ♦J | = | +0 |
| -1.8 | Round 9 | BASEGGIO | 13 | 3NT | ♣9 | +2 | +0 |
| -1.8 | Round 10 | ROSE | 21 | 3NT | ♦4 | +1 | -1 |
| -1.9 | Round 1 | SPECTOR | 2 | 3♥ | ♦10 | = | +0 |
| -1.9 | Round 7 | BERTHEAU | 11 | 2♥ | ♥A | -2 | +1 |
| -2.0 | Round 6 | VENTIN | 9 | 1NT | ♠5 | -1 | +0 |
| -2.1 | Round 4 | ZAWADA | 11 | 3♠ | ♣2 | +1 | -6 |
| -2.2 | Round 6 | VENTIN | 8 | 3♣ | ♦2 | -2 | +0 |
| -2.4 | Round 6 | VENTIN | 5 | 3♥ | ♦2 | = | -1 |
| -2.7 | Round 6 | VENTIN | 6 | 2♠ | ♦2 | +1 | -1 |
| -2.9 | Round 5 | MANDALA | 24 | 6♥ | ♣J | = | +0 |
| -3.0 | Round 9 | BASEGGIO | 17 | 4♥ | ♠2 | +1 | +0 |
| -3.3 | Round 4 | ZAWADA | 17 | 3NT | ♥5 | +2 | -1 |
| -3.4 | Round 5 | MANDALA | 22 | 2♠ | ♥3 | -1 | -5 |
| -3.5 | Round 9 | BASEGGIO | 18 | 3NT | ♥2 | -1 | -6 |
| -3.6 | Round 10 | ROSE | 26 | 3NT | ♥10 | = | +0 |
| -3.8 | Round 1 | SPECTOR | 3 | 6♠ | ♦2 | +1 | +11 |
| -4.1 | Round 8 | NETHERLANDS JUNIORS | 3 | 3NT | ♦J | -2 | -13 |
| -4.1 | Round 9 | BASEGGIO | 11 | 1♠ | ♥J | +2 | -7 |
| -4.6 | Round 10 | ROSE | 28 | 3♥ | ♣J | = | -6 |
| -5.1 | Round 8 | NETHERLANDS JUNIORS | 8 | 4♠ | ♠3 | = | -7 |
| -5.4 | Round 8 | NETHERLANDS JUNIORS | 7 | 3NT | ♣K | -1 | -12 |
| -5.8 | Round 1 | SPECTOR | 8 | 4♠x | ♦7 | -3 | -2 |
| -5.8 | Round 1 | SPECTOR | 9 | 5♦x | ♥3 | = | -4 |
| -5.8 | Round 10 | ROSE | 22 | 4♥ | ♣2 | = | +1 |
| -10.2 | Round 5 | MANDALA | 23 | 5♣x | ♦A | = | -6 |
| -11.8 | Round 6 | VENTIN | 10 | 3NT | ♦Q | = | -10 |
| -12.5 | Round 9 | BASEGGIO | 12 | 5♦ | ♠3 | +1 | -13 |