NANEV Ivan · K ONE
146rank
+11.0Butler · 150 bds
+0.07per board
±4.3swing
-0.28vs par /bd · #215/311
+0.15adjusted /bd
by round
vs par split: bidding -0.21 · play -0.07
Strength of schedule: opponents averaged +0.07/bd (a tough draw) → opponent-adjusted +0.15/bd
Card play — on target: opening leads 76.7% #197 of 310 · declarer play 80.0% #86 of 311 · defence 89.0% #100 of 311
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 70.0% (10) | 78.8% (33) |
| Declarer play | 72.7% (11) | 83.3% (24) |
| Defence | 89.5% (19) | 88.9% (54) |
Opening leads by suit led: ♠ 70.0% (10) · ♥ 80.0% (10) · ♦ 62.5% (8) · ♣ 86.7% (15)
vs par by strain: NT -0.59 (42) · a suit -0.16 (108)
vs par by level: part-score +0.59 (44) · game -0.47 (97) · slam -2.44 (9)
By role: declaring +0.79/bd (-2.04 vs par · 77) · defending -0.68/bd (+1.57 vs par · 73)
By vulnerability: vulnerable +0.03/bd (-0.34 vs par · 74) · not vulnerable +0.12/bd (-0.22 vs par · 76)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | V.Mihov | J.Counil – A.Benoit | Closed | 10 | +7.3 | +0.73 | +0.20 |
| Round 2 | V.Mihov | P.Wiankowski – P.Nawrocki | Closed | 10 | +4.0 | +0.40 | +1.90 |
| Round 3 | V.Mihov | E.Klems – M.Kopecky | Closed | 10 | +4.4 | +0.44 | -0.10 |
| Round 4 | V.Mihov | E.Bourgeaux – C.Cros | Closed | 10 | +19.9 | +1.99 | +0.40 |
| Round 5 | V.Mihov | M.Schollaardt – M.Groenenboom | Closed | 10 | -18.4 | -1.84 | -1.30 |
| Round 6 | V.Mihov | S.De Wijs – B.Muller | Closed | 10 | -8.8 | -0.88 | -0.20 |
| Round 7 | V.Mihov | M.Bompis – M.Abecassis | Closed | 10 | -10.3 | -1.03 | -0.80 |
| Round 8 | V.Mihov | S.Auken – R.Welland | Open | 10 | -0.9 | -0.09 | +0.40 |
| Round 9 | V.Mihov | ROOT STEVEN – J.Harris | Closed | 10 | -3.8 | -0.38 | -2.40 |
| Round 10 | V.Mihov | A.Buratti – M.Aghemo | Closed | 10 | -4.0 | -0.40 | -1.00 |
| Round 11 | V.Mihov | A.Hydes – P.Crouch | Open | 10 | +1.4 | +0.14 | -2.20 |
| Round 12 | V.Mihov | J.Bernard – N.Lhuissier | Open | 10 | -19.2 | -1.92 | -3.20 |
| Round 13 | R.Gunev | S.Lee – S.Kang | Open | 10 | +19.9 | +1.99 | +0.70 |
| Round 14 | J.Stefanov | K.Buras – G.Narkiewicz | Open | 10 | +14.4 | +1.44 | +2.00 |
| Round 15 | J.Stefanov | E.Erichsen – A.Leibowitz | Closed | 10 | +5.1 | +0.51 | +1.40 |
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 13 | SEOUL | 2 | 2♠x | ♦Q | = | +13 |
| +11.7 | Round 13 | SEOUL | 7 | 6♥ | ♦3 | = | +0 |
| +9.6 | Round 4 | ABCT | 2 | 3NT | ♦3 | = | +7 |
| +8.9 | Round 3 | CZECH REPUBLIC | 22 | 6NT | ♦10 | -1 | +14 |
| +8.9 | Round 11 | GILLIS | 11 | 6♠ | ♦9 | = | +0 |
| +8.6 | Round 9 | HARRIS | 23 | 4♥ | ♠5 | = | +0 |
| +8.5 | Round 8 | MISE EN PLACE | 13 | 4♥x | ♠K | = | +5 |
| +8.1 | Round 15 | ERICHSEN | 28 | 4♠ | ♥4 | +3 | +17 |
| +7.7 | Round 8 | MISE EN PLACE | 14 | 3NT | ♥Q | +2 | +1 |
| +7.6 | Round 1 | BRIDGE ACADEMIE | 5 | 4♥ | ♠A | = | +7 |
| +7.6 | Round 9 | HARRIS | 27 | 3♥ | ♠K | = | +10 |
| +7.5 | Round 4 | ABCT | 6 | 4♠x | ♠5 | -3 | +9 |
| +6.9 | Round 1 | BRIDGE ACADEMIE | 7 | 3NT | ♠3 | +1 | +1 |
| +6.9 | Round 11 | GILLIS | 19 | 3NT | ♥4 | = | +10 |
| +6.6 | Round 14 | BERNAL | 18 | 4♥ | ♠A | = | +7 |
| +6.0 | Round 6 | AGRIPORT | 22 | 4♥ | ♦2 | -1 | +10 |
| +5.9 | Round 4 | ABCT | 1 | 4♠ | ♣5 | +2 | +8 |
| +5.8 | Round 2 | MARTENS | 12 | 5♣x | ♠6 | -1 | +12 |
| +5.7 | Round 4 | ABCT | 9 | 3♥ | ♠A | -1 | +5 |
| +5.7 | Round 7 | TEXAN ACES | 10 | 4♥ | ♠K | +1 | +0 |
| +5.6 | Round 14 | BERNAL | 11 | 4♥ | ♦4 | = | +0 |
| +5.4 | Round 10 | WARD PLATT | 2 | 3NT | ♠8 | = | +0 |
| +4.7 | Round 2 | MARTENS | 14 | 6♣ | ♥A | = | +0 |
| +4.7 | Round 14 | BERNAL | 16 | 3NT | ♥9 | -1 | +5 |
| +4.3 | Round 3 | CZECH REPUBLIC | 27 | 3NT | ♥Q | -1 | +10 |
| +3.9 | Round 2 | MARTENS | 13 | 4♦ | ♠9 | +1 | +10 |
| +3.5 | Round 14 | BERNAL | 19 | 5♠x | ♣2 | -1 | +7 |
| +3.3 | Round 13 | SEOUL | 1 | 4♠ | ♣Q | = | +0 |
| +3.1 | Round 7 | TEXAN ACES | 3 | 3♦x | ♠4 | -5 | +10 |
| +3.1 | Round 9 | HARRIS | 24 | 4♠ | ♥3 | +1 | -11 |
| +3.1 | Round 13 | SEOUL | 3 | 7♦ | ♦4 | = | +0 |
| +2.8 | Round 4 | ABCT | 10 | 3NT | ♣J | -1 | +6 |
| +2.7 | Round 9 | HARRIS | 21 | 1NT | ♠8 | +2 | +0 |
| +2.7 | Round 11 | GILLIS | 18 | 3♣ | ♦10 | +2 | +0 |
| +2.6 | Round 5 | NETHERLANDS | 20 | 2♠ | ♥A | +2 | +1 |
| +2.5 | Round 6 | AGRIPORT | 26 | 2♥ | ♦2 | = | +5 |
| +2.4 | Round 12 | ICEBERGS | 25 | 2♠ | ♣10 | = | +5 |
| +1.8 | Round 1 | BRIDGE ACADEMIE | 2 | 3NT | ♠7 | = | +6 |
| +1.8 | Round 2 | MARTENS | 17 | 4♥ | ♠K | +1 | +0 |
| +1.7 | Round 6 | AGRIPORT | 27 | 4♠ | ♥Q | +2 | +11 |
| +1.7 | Round 13 | SEOUL | 10 | 3NT | ♠5 | +2 | +13 |
| +1.7 | Round 15 | ERICHSEN | 22 | 4♥ | ♦K | +1 | +1 |
| +1.4 | Round 1 | BRIDGE ACADEMIE | 8 | 2♥ | ♦9 | -1 | +8 |
| +1.4 | Round 3 | CZECH REPUBLIC | 26 | 3NT | ♦2 | -1 | -6 |
| +1.4 | Round 11 | GILLIS | 16 | 4♠ | ♣A | -1 | +5 |
| +1.3 | Round 10 | WARD PLATT | 3 | 3NT | ♦K | +2 | +10 |
| +1.2 | Round 7 | TEXAN ACES | 6 | 4♠ | ♥3 | = | +0 |
| +1.1 | Round 1 | BRIDGE ACADEMIE | 6 | 4♠ | ♦3 | = | -1 |
| +1.1 | Round 7 | TEXAN ACES | 1 | 3NT | ♣J | +1 | +0 |
| +1.1 | Round 8 | MISE EN PLACE | 20 | 1NT | ♦3 | +1 | +5 |
| +1.0 | Round 6 | AGRIPORT | 30 | 4♠ | ♦K | +1 | +0 |
| +1.0 | Round 8 | MISE EN PLACE | 18 | 2♠ | ♣K | -1 | -1 |
| +0.9 | Round 5 | NETHERLANDS | 15 | 3NT | ♠Q | +3 | -11 |
| +0.9 | Round 10 | WARD PLATT | 10 | 3♠ | ♣K | +1 | -10 |
| +0.9 | Round 14 | BERNAL | 15 | 3♣ | ♠Q | = | +0 |
| +0.8 | Round 3 | CZECH REPUBLIC | 21 | 3NT | ♥2 | +1 | +0 |
| +0.8 | Round 10 | WARD PLATT | 8 | 3♥ | ♠K | -1 | -2 |
| +0.8 | Round 14 | BERNAL | 12 | 2♥ | ♥10 | = | +9 |
| +0.7 | Round 3 | CZECH REPUBLIC | 23 | 3♦ | ♥8 | = | +0 |
| +0.7 | Round 7 | TEXAN ACES | 4 | 1NT | ♦6 | +1 | +0 |
| +0.7 | Round 8 | MISE EN PLACE | 12 | 3♦ | ♣A | +2 | +10 |
| +0.6 | Round 1 | BRIDGE ACADEMIE | 9 | 3NT | ♠5 | +1 | +0 |
| +0.6 | Round 12 | ICEBERGS | 21 | 3NT | ♥7 | = | +0 |
| +0.6 | Round 15 | ERICHSEN | 21 | 3NT | ♦9 | +2 | +0 |
| +0.6 | Round 15 | ERICHSEN | 23 | 3♦ | ♥K | +1 | -1 |
| +0.6 | Round 15 | ERICHSEN | 29 | 4♥ | ♠K | = | +1 |
| +0.5 | Round 7 | TEXAN ACES | 2 | 5♣x | ♥J | -3 | +0 |
| +0.5 | Round 10 | WARD PLATT | 1 | 3NT | ♦3 | +1 | +1 |
| +0.5 | Round 14 | BERNAL | 14 | 5♦ | ♥K | -1 | +5 |
| +0.4 | Round 2 | MARTENS | 15 | 1NT | ♦4 | +1 | +0 |
| +0.4 | Round 12 | ICEBERGS | 24 | 4♠ | ♥A | +1 | +1 |
| +0.4 | Round 15 | ERICHSEN | 26 | 3♦ | ♥8 | = | +0 |
| +0.3 | Round 8 | MISE EN PLACE | 11 | 4♠ | ♦Q | = | +0 |
| +0.3 | Round 13 | SEOUL | 4 | 4♥ | ♠A | +2 | -13 |
| +0.2 | Round 4 | ABCT | 5 | 3NT | ♠6 | +3 | -11 |
| +0.1 | Round 3 | CZECH REPUBLIC | 30 | 2NT | ♦Q | = | -7 |
| +0.1 | Round 4 | ABCT | 7 | 4♠ | ♣K | +1 | +0 |
| -0.0 | Round 15 | ERICHSEN | 25 | 4♠ | ♠3 | = | +0 |
| -0.1 | Round 3 | CZECH REPUBLIC | 24 | 3♣ | ♠K | -2 | +0 |
| -0.1 | Round 11 | GILLIS | 14 | 3♦ | ♠K | = | +0 |
| -0.4 | Round 2 | MARTENS | 11 | 3♣ | ♦10 | +1 | +0 |
| -0.4 | Round 6 | AGRIPORT | 24 | 3NT | ♥8 | +1 | +0 |
| -0.5 | Round 1 | BRIDGE ACADEMIE | 3 | 4♠ | ♥J | +1 | +0 |
| -0.5 | Round 5 | NETHERLANDS | 17 | 3♦ | ♥5 | -1 | -2 |
| -0.6 | Round 10 | WARD PLATT | 4 | 3NT | ♣10 | +1 | +0 |
| -0.7 | Round 11 | GILLIS | 15 | 4♠ | ♥J | = | -1 |
| -0.7 | Round 12 | ICEBERGS | 28 | 3NT | ♦J | = | -11 |
| -0.8 | Round 3 | CZECH REPUBLIC | 29 | 4♠ | ♣6 | -1 | +1 |
| -0.8 | Round 12 | ICEBERGS | 22 | 3NT | ♦J | -1 | -12 |
| -0.9 | Round 5 | NETHERLANDS | 13 | 2♠ | ♣Q | +1 | +0 |
| -0.9 | Round 7 | TEXAN ACES | 8 | 2♥ | ♣A | -1 | +4 |
| -0.9 | Round 15 | ERICHSEN | 27 | 3NT | ♥2 | +2 | +0 |
| -1.1 | Round 5 | NETHERLANDS | 18 | 4♠ | ♥K | +2 | +12 |
| -1.1 | Round 9 | HARRIS | 26 | 3NT | ♣5 | +2 | +0 |
| -1.1 | Round 10 | WARD PLATT | 6 | 4♥ | ♣A | +1 | +0 |
| -1.2 | Round 13 | SEOUL | 9 | 4♠ | ♣Q | +1 | -4 |
| -1.5 | Round 2 | MARTENS | 18 | 4♠ | ♦8 | -2 | +0 |
| -1.5 | Round 8 | MISE EN PLACE | 16 | 4♥ | ♣9 | +1 | +0 |
| -1.5 | Round 9 | HARRIS | 25 | 4♥ | ♣10 | +2 | -1 |
| -1.5 | Round 9 | HARRIS | 29 | 5♣ | ♦Q | = | +0 |
| -1.6 | Round 6 | AGRIPORT | 29 | 3♠ | ♦Q | = | -1 |
| -1.6 | Round 15 | ERICHSEN | 30 | 5♥ | ♣A | = | +0 |
| -1.7 | Round 5 | NETHERLANDS | 14 | 4♠ | ♥K | +1 | +0 |
| -2.0 | Round 1 | BRIDGE ACADEMIE | 4 | 2♠ | ♣3 | = | -6 |
| -2.1 | Round 5 | NETHERLANDS | 11 | 5♣ | ♣3 | = | +0 |
| -2.1 | Round 11 | GILLIS | 12 | 3NT | ♠J | +2 | -11 |
| -2.2 | Round 8 | MISE EN PLACE | 19 | 3♠ | ♥9 | = | +7 |
| -2.4 | Round 2 | MARTENS | 20 | 4♥ | ♣2 | = | +1 |
| -2.5 | Round 12 | ICEBERGS | 29 | 4♠ | ♣8 | = | +0 |
| -2.5 | Round 14 | BERNAL | 13 | 1NT | ♠3 | -1 | +0 |
| -2.5 | Round 14 | BERNAL | 17 | 4♠ | ♠3 | +1 | -1 |
| -2.6 | Round 4 | ABCT | 4 | 3NT | ♣3 | = | +2 |
| -2.6 | Round 10 | WARD PLATT | 7 | 2♥ | ♠Q | = | +0 |
| -2.8 | Round 12 | ICEBERGS | 27 | 4♥ | ♦10 | = | +1 |
| -2.9 | Round 13 | SEOUL | 8 | 3NT | ♠Q | +3 | -1 |
| -3.0 | Round 5 | NETHERLANDS | 16 | 4♠x | ♠8 | -2 | -13 |
| -3.0 | Round 6 | AGRIPORT | 21 | 3♥ | ♦8 | +1 | -2 |
| -3.0 | Round 11 | GILLIS | 17 | 3♣ | ♥4 | = | -5 |
| -3.2 | Round 4 | ABCT | 8 | 3NT | ♥8 | -2 | -6 |
| -3.2 | Round 14 | BERNAL | 20 | 4♠ | ♦J | -1 | -12 |
| -3.4 | Round 2 | MARTENS | 19 | 5♥ | ♦K | -2 | +6 |
| -3.4 | Round 5 | NETHERLANDS | 19 | 3NT | ♥3 | +1 | +0 |
| -3.5 | Round 13 | SEOUL | 6 | 3♦ | ♦9 | +1 | -1 |
| -3.6 | Round 1 | BRIDGE ACADEMIE | 1 | 4♠ | ♥K | = | +0 |
| -3.8 | Round 10 | WARD PLATT | 9 | 2♥ | ♠K | -2 | -3 |
| -4.2 | Round 6 | AGRIPORT | 23 | 3♥ | ♦9 | -2 | -7 |
| -4.2 | Round 12 | ICEBERGS | 30 | 4♠ | ♦A | = | -7 |
| -4.4 | Round 15 | ERICHSEN | 24 | 4♠ | ♦9 | -1 | -4 |
| -4.5 | Round 3 | CZECH REPUBLIC | 25 | 2♠ | ♣J | -2 | -2 |
| -4.5 | Round 9 | HARRIS | 28 | 4♥ | ♣Q | = | +0 |
| -4.6 | Round 7 | TEXAN ACES | 9 | 4♥ | ♦9 | = | +1 |
| -4.8 | Round 10 | WARD PLATT | 5 | 2♦ | ♠J | = | -6 |
| -4.8 | Round 13 | SEOUL | 5 | 6♥x | ♣5 | -3 | +0 |
| -4.9 | Round 2 | MARTENS | 16 | 2♠ | ♥5 | +2 | -10 |
| -4.9 | Round 6 | AGRIPORT | 28 | 3NT | ♣2 | -1 | -5 |
| -5.1 | Round 12 | ICEBERGS | 23 | 2♠ | ♥3 | +2 | -10 |
| -5.2 | Round 11 | GILLIS | 20 | 3NT | ♦J | = | -10 |
| -5.9 | Round 6 | AGRIPORT | 25 | 6NT | ♠5 | +1 | -13 |
| -6.0 | Round 1 | BRIDGE ACADEMIE | 10 | 5♣ | ♥A | -1 | -13 |
| -6.1 | Round 4 | ABCT | 3 | 5♦ | ♠10 | -1 | -16 |
| -6.2 | Round 8 | MISE EN PLACE | 15 | 6♦ | ♥3 | -4 | -12 |
| -6.4 | Round 3 | CZECH REPUBLIC | 28 | 5♠ | ♦A | +1 | -11 |
| -6.5 | Round 12 | ICEBERGS | 26 | 4♥ | ♣7 | = | +1 |
| -7.2 | Round 7 | TEXAN ACES | 7 | 3NT | ♣Q | -1 | -12 |
| -7.4 | Round 9 | HARRIS | 30 | 5♠x | ♦K | -1 | -9 |
| -7.4 | Round 11 | GILLIS | 13 | 4♥ | ♠J | = | -10 |
| -9.2 | Round 5 | NETHERLANDS | 12 | 4♥ | ♥3 | = | +0 |
| -9.8 | Round 9 | HARRIS | 22 | 4♠ | ♦3 | +2 | -13 |
| -9.9 | Round 7 | TEXAN ACES | 5 | 5♠x | ♦A | = | -11 |
| -10.3 | Round 8 | MISE EN PLACE | 17 | 6♣ | ♦10 | -1 | -11 |