PROOIJEN Ricco van · NED AUT
9rank
+92.3Butler · 90 bds
+1.03per board
±4.9swing
+0.42vs par /bd · #114/441
+1.45adjusted /bd
by round
vs par split: bidding -0.37 · play +0.79
Strength of schedule: opponents averaged +0.42/bd (a tough draw) → opponent-adjusted +1.45/bd
Card play — on target: opening leads 61.5% #435 of 441 · declarer play 82.8% #82 of 441 · defence 87.5% #96 of 441
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 25.0% (4) | 77.8% (9) |
| Declarer play | 85.7% (7) | 81.8% (22) |
| Defence | 100.0% (10) | 83.3% (30) |
Opening leads by suit led: ♠ 33.3% (3) · ♥ 100.0% (3) · ♦ 66.7% (3) · ♣ 50.0% (4)
vs par by strain: NT +1.27 (22) · a suit +0.15 (68)
vs par by level: part-score +0.12 (34) · game +1.06 (47) · slam -1.78 (9)
By role: declaring +1.27/bd (-1.88 vs par · 50) · defending +0.72/bd (+3.30 vs par · 40)
By vulnerability: vulnerable +1.40/bd (+0.27 vs par · 45) · not vulnerable +0.66/bd (+0.58 vs par · 45)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | M.Michielsen | K.Rubins – M.Romanovska | Closed | 10 | +27.3 | +2.73 | +1.40 |
| Round 2 | M.Michielsen | C.Toorn – C.Westerbeek | Closed | 10 | +10.8 | +1.08 | -1.40 |
| Round 3 | M.Michielsen | J.Caric – M.Pilipovic | Open | 10 | +1.7 | +0.17 | -0.70 |
| Round 8 | M.Michielsen | T.Weigkricht – M.Schifko | Open | 10 | -11.9 | -1.19 | -1.00 |
| Round 9 | M.Michielsen | G.Mihai – R.Mihai | Open | 10 | +32.8 | +3.28 | +1.70 |
| Round 10 | M.Michielsen | M.Yuen – P.Nehmert | Open | 10 | +28.0 | +2.80 | +3.40 |
| Round 11 | M.Michielsen | N.Bekkouche – P.Fredin | Open | 10 | -22.3 | -2.23 | -3.70 |
| Round 12 | M.Michielsen | C.Serek – D.Kazmucha | Open | 10 | +20.0 | +2.00 | +1.50 |
| Round 13 | M.Michielsen | G.Olivieri – R.Zaleski | Open | 10 | +5.9 | +0.59 | +2.60 |
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 |
|---|---|---|---|---|---|---|---|
| +14.2 | Round 3 | CROATIA | 28 | 6♠ | ♣A | = | +12 |
| +11.1 | Round 2 | COCA JOJA | 13 | 5♠x | ♦2 | +2 | +4 |
| +10.8 | Round 9 | GREEN EYES | 29 | 6♦ | ♣2 | +1 | -1 |
| +10.2 | Round 12 | CONNECTOR POLAND | 26 | 4♥ | ♠K | -1 | +12 |
| +10.0 | Round 9 | GREEN EYES | 23 | 6♥ | ♣Q | = | +0 |
| +9.3 | Round 10 | ALERTPLUS | 3 | 3NT | ♥4 | -1 | +12 |
| +9.2 | Round 11 | SCHALTZ | 15 | 3NT | ♠2 | = | -1 |
| +8.1 | Round 1 | BALTIC VIKINGS | 1 | 6♥ | ♦A | +1 | -11 |
| +7.7 | Round 13 | BRENO | 5 | 6♦ | ♠4 | -3 | +11 |
| +7.5 | Round 12 | CONNECTOR POLAND | 30 | 3NT | ♣5 | = | +0 |
| +7.2 | Round 1 | BALTIC VIKINGS | 8 | 4♥ | ♠A | -2 | -1 |
| +6.9 | Round 12 | CONNECTOR POLAND | 25 | 2♥x | ♥8 | -1 | +8 |
| +6.7 | Round 1 | BALTIC VIKINGS | 3 | 5♣x | ♠K | -3 | +12 |
| +6.4 | Round 2 | COCA JOJA | 14 | 3NT | ♠Q | = | -1 |
| +6.1 | Round 10 | ALERTPLUS | 5 | 6♣ | ♦A | = | -2 |
| +6.1 | Round 10 | ALERTPLUS | 7 | 4♥ | ♠2 | -1 | +12 |
| +5.8 | Round 9 | GREEN EYES | 26 | 3NT | ♦2 | = | +0 |
| +5.4 | Round 1 | BALTIC VIKINGS | 2 | 4♠ | ♥Q | -1 | +10 |
| +5.4 | Round 10 | ALERTPLUS | 10 | 1NT | ♣J | +5 | +3 |
| +5.0 | Round 2 | COCA JOJA | 17 | 6♦ | ♦2 | = | -11 |
| +4.6 | Round 13 | BRENO | 9 | 4♦ | ♥7 | -2 | +11 |
| +4.3 | Round 1 | BALTIC VIKINGS | 9 | 4♥ | ♠J | = | +0 |
| +4.1 | Round 13 | BRENO | 3 | 4♥ | ♣3 | = | +0 |
| +3.8 | Round 13 | BRENO | 10 | 3NT | ♣2 | -1 | +12 |
| +3.5 | Round 8 | AUSTRIA | 11 | 2♠ | ♣5 | -2 | +0 |
| +3.5 | Round 12 | CONNECTOR POLAND | 29 | 4♥ | ♦J | -1 | +12 |
| +3.4 | Round 2 | COCA JOJA | 18 | 3♥ | ♠8 | -1 | +5 |
| +3.2 | Round 9 | GREEN EYES | 24 | 3NT | ♦5 | -1 | +10 |
| +2.9 | Round 8 | AUSTRIA | 20 | 3NT | ♣2 | -1 | +12 |
| +2.6 | Round 2 | COCA JOJA | 19 | 1NT | ♥8 | -1 | +5 |
| +2.2 | Round 3 | CROATIA | 23 | 4♥ | ♦Q | -1 | +12 |
| +2.0 | Round 9 | GREEN EYES | 21 | 4♦ | ♣9 | = | +0 |
| +2.0 | Round 12 | CONNECTOR POLAND | 22 | 3♦ | ♠8 | = | +0 |
| +1.9 | Round 3 | CROATIA | 24 | 2♥ | ♦7 | = | +6 |
| +1.9 | Round 10 | ALERTPLUS | 2 | 3♦ | ♠6 | +1 | +0 |
| +1.9 | Round 10 | ALERTPLUS | 9 | 2♠ | ♥J | +2 | +1 |
| +1.8 | Round 10 | ALERTPLUS | 8 | 5♣ | ♥A | -2 | +5 |
| +1.7 | Round 12 | CONNECTOR POLAND | 28 | 3♥ | ♥6 | = | +7 |
| +1.4 | Round 8 | AUSTRIA | 19 | 4♠ | ♦2 | -1 | +12 |
| +1.2 | Round 1 | BALTIC VIKINGS | 4 | 3♣ | ♦2 | -1 | +5 |
| +1.1 | Round 9 | GREEN EYES | 28 | 2♣ | ♥8 | +1 | +0 |
| +1.1 | Round 11 | SCHALTZ | 11 | 2♠ | ♦3 | = | -1 |
| +1.0 | Round 2 | COCA JOJA | 20 | 4♥ | ♦2 | -2 | +3 |
| +0.9 | Round 13 | BRENO | 8 | 4♥ | ♦Q | = | +1 |
| +0.8 | Round 3 | CROATIA | 22 | 3NT | ♠2 | +2 | +0 |
| +0.5 | Round 9 | GREEN EYES | 22 | 4♥ | ♠5 | = | +0 |
| +0.5 | Round 9 | GREEN EYES | 27 | 1NT | ♠Q | = | +5 |
| +0.4 | Round 8 | AUSTRIA | 12 | 2NT | ♠3 | +1 | +1 |
| +0.3 | Round 1 | BALTIC VIKINGS | 6 | 3NT | ♦2 | +3 | +13 |
| +0.2 | Round 9 | GREEN EYES | 30 | 3NT | ♦4 | +1 | +1 |
| +0.1 | Round 13 | BRENO | 7 | 1NT | ♣K | = | +1 |
| -0.0 | Round 10 | ALERTPLUS | 1 | 4♥ | ♠A | -1 | +6 |
| -0.2 | Round 13 | BRENO | 1 | 4♠ | ♦6 | = | +1 |
| -0.2 | Round 13 | BRENO | 6 | 4♥ | ♣2 | +1 | +0 |
| -0.3 | Round 12 | CONNECTOR POLAND | 24 | 4♥ | ♠A | +1 | +0 |
| -0.4 | Round 3 | CROATIA | 25 | 5♣ | ♠9 | -1 | +0 |
| -0.4 | Round 8 | AUSTRIA | 13 | 4♠ | ♥4 | +2 | -13 |
| -0.5 | Round 3 | CROATIA | 26 | 2♥ | ♣7 | -1 | +1 |
| -0.6 | Round 2 | COCA JOJA | 12 | 4♥ | ♠5 | -2 | +5 |
| -0.8 | Round 11 | SCHALTZ | 16 | 3♣ | ♥A | +2 | +1 |
| -0.8 | Round 12 | CONNECTOR POLAND | 27 | 2♥ | ♣Q | +1 | -1 |
| -0.9 | Round 8 | AUSTRIA | 18 | 3♠ | ♥Q | +1 | -1 |
| -1.2 | Round 1 | BALTIC VIKINGS | 10 | 2♠ | ♦K | = | +0 |
| -1.3 | Round 9 | GREEN EYES | 25 | 3♠ | ♦10 | -1 | +2 |
| -1.4 | Round 11 | SCHALTZ | 19 | 5♥ | ♠4 | -2 | +0 |
| -2.1 | Round 1 | BALTIC VIKINGS | 7 | 4♥ | ♦A | -3 | -13 |
| -2.1 | Round 10 | ALERTPLUS | 4 | 3NT | ♥3 | = | -3 |
| -2.3 | Round 11 | SCHALTZ | 13 | 2♥ | ♣2 | +1 | +0 |
| -2.4 | Round 10 | ALERTPLUS | 6 | 3♣ | ♠2 | = | +0 |
| -2.5 | Round 11 | SCHALTZ | 12 | 2NT | ♥4 | = | -10 |
| -2.6 | Round 1 | BALTIC VIKINGS | 5 | 3NT | ♣A | +1 | -1 |
| -2.6 | Round 3 | CROATIA | 21 | 4♠ | ♦9 | -2 | -8 |
| -2.7 | Round 8 | AUSTRIA | 15 | 4♣ | ♣K | -1 | -5 |
| -2.7 | Round 11 | SCHALTZ | 18 | 2♠ | ♣A | +1 | +0 |
| -3.0 | Round 8 | AUSTRIA | 16 | 2♠ | ♠J | = | +0 |
| -3.2 | Round 2 | COCA JOJA | 11 | 4♥ | ♥10 | -1 | -4 |
| -3.2 | Round 11 | SCHALTZ | 20 | 3NT | ♦2 | +3 | -12 |
| -3.5 | Round 3 | CROATIA | 29 | 2♥ | ♣5 | -1 | -14 |
| -3.6 | Round 3 | CROATIA | 27 | 4♣ | ♥3 | -2 | -5 |
| -4.8 | Round 12 | CONNECTOR POLAND | 23 | 2♦ | ♥A | +1 | -11 |
| -5.9 | Round 12 | CONNECTOR POLAND | 21 | 4♠ | ♦Q | -1 | -12 |
| -6.0 | Round 2 | COCA JOJA | 16 | 4♥ | ♣7 | -1 | -10 |
| -6.1 | Round 8 | AUSTRIA | 14 | 5♥x | ♠A | = | -8 |
| -6.8 | Round 3 | CROATIA | 30 | 4♠ | ♥A | = | -11 |
| -7.0 | Round 8 | AUSTRIA | 17 | 3NT | ♦2 | -4 | -8 |
| -7.0 | Round 13 | BRENO | 2 | 3NT | ♦K | -4 | -11 |
| -7.9 | Round 13 | BRENO | 4 | 4♠ | ♥A | +1 | +0 |
| -8.9 | Round 2 | COCA JOJA | 15 | 1♠ | ♣A | -3 | -10 |
| -9.2 | Round 11 | SCHALTZ | 17 | 6♠ | ♥2 | = | +0 |
| -10.5 | Round 11 | SCHALTZ | 14 | 6♣ | ♠Q | -2 | -14 |