🇸🇷 Ratanlal KALKA · SURINAME
102rank
+28.6Butler · 108 bds
+0.26per board
±4.8swing
-0.76vs par /bd
+0.19adjusted /bd
by match
vs par split: bidding -0.24 · play -0.52
Strength of schedule: opponents averaged -0.07/bd (an easy draw) → opponent-adjusted +0.19/bd
Card play — on target: opening leads 77.8% · declarer play 70.4% · defence 74.0%
Bidding activity — not a pass: 42.0% (121/288)
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 60.0% (5) | 81.8% (22) |
| Declarer play | 53.8% (13) | 85.7% (14) |
| Defence | 61.1% (18) | 81.2% (32) |
Opening leads by suit led: ♠ 60.0% (5) · ♥ 60.0% (5) · ♦ 90.0% (10) · ♣ 85.7% (7)
vs par by strain: NT -0.63 (41) · a suit -0.84 (67)
vs par by level: part-score -0.80 (46) · game -0.33 (57) · slam -5.20 (5)
By role: declaring +0.94/bd (-2.85 vs par · 58) · defending -0.52/bd (+1.66 vs par · 50)
By vulnerability: vulnerable +1.04/bd (-0.78 vs par · 54) · not vulnerable -0.52/bd (-0.74 vs par · 54)
By match↑ top
| Match | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Match 1 | Sahaboeddin RAZAB SEKH | Michael RANIS – Donald DALPE | Closed | 12 | +55.0 | +4.58 | +3.67 |
| Match 2 | Sahaboeddin RAZAB SEKH | Mary Ann WHITE – Nicola BENINGER | Open | 12 | +17.7 | +1.47 | +0.58 |
| Match 3 | Sahaboeddin RAZAB SEKH | Hani ALMARAGHI – Ahmed ALRUWAYEH | Closed | 12 | -15.8 | -1.32 | -2.00 |
| Match 4 | Sahaboeddin RAZAB SEKH | Juan Pablo ZEGARRA – Jose OLMOS | Open | 12 | -0.2 | -0.02 | -2.25 |
| Match 6 | Ann MEYER | Harley MOSELEY – Roglyn HINDS | Closed | 12 | +10.4 | +0.87 | -2.67 |
| Match 9 | Rakesh SOEKHAI | Jean-Claude PELLETIER – Charles GARNIER | Closed | 12 | -17.4 | -1.45 | -1.33 |
| Match 10 | Rakesh SOEKHAI | Revaz BERIASHVILI – Amiran KASRADZE | Open | 12 | -20.5 | -1.71 | -2.25 |
| Match 11 | Jagdiespersad HARPAL | Jacqueline GEORGESCU – Iancu BACALU | Open | 12 | +5.1 | +0.42 | -1.67 |
| Match 12 | Jagdiespersad HARPAL | Emanuel EVACIC – Matko FERENCA | Closed | 12 | -5.7 | -0.48 | +1.08 |
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 |
|---|---|---|---|---|---|---|---|
| +13.0 | Thu 15 Oct 22:15 | PANAMA | 13 | 4♠ | ♥4 | +1 | -10 |
| +12.0 | Thu 15 Oct 22:15 | PANAMA | 20 | 3NT | ♠8 | +4 | +12 |
| +11.6 | Fri 23 Oct 21:30 | 🇧🇧 BARBADOS | 29 | 3NT | ♦4 | = | +0 |
| +11.0 | Thu 15 Oct 22:15 | PANAMA | 19 | 4♦ | ♣A | -1 | +2 |
| +10.1 | Sun 25 Oct 20:15 | 🇭🇷 CROATIA | 67 | 3NT | ♠8 | = | +7 |
| +10.0 | Thu 15 Oct 22:15 | PANAMA | 24 | 3NT | ♠3 | +1 | +7 |
| +9.3 | Fri 16 Oct 22:30 | 🇲🇽 MEXICO | 7 | 5♣ | ♥2 | -2 | +7 |
| +8.6 | Sun 25 Oct 18:30 | 🇷🇴 ROMANIA | 60 | 3NT | ♠3 | -3 | +10 |
| +7.9 | Sun 25 Oct 16:45 | 🇬🇪 GEORGIA | 37 | 5♥x | ♠A | +1 | +7 |
| +7.3 | Sat 17 Oct 18:00 | 🇰🇼 KUWAIT | 10 | 3♣ | ♦2 | -3 | +9 |
| +7.1 | Sun 25 Oct 16:45 | 🇬🇪 GEORGIA | 42 | 4♠ | ♥K | +1 | +0 |
| +6.3 | Sun 25 Oct 20:15 | 🇭🇷 CROATIA | 66 | 3NT | ♦4 | +3 | +1 |
| +6.0 | Thu 15 Oct 22:15 | PANAMA | 14 | 2♥ | ♦Q | -1 | +4 |
| +6.0 | Thu 15 Oct 22:15 | PANAMA | 15 | 2♥ | ♣8 | +3 | +6 |
| +5.0 | Sat 17 Oct 19:45 | 🇧🇴 BOLIVIA | 16 | 3♣ | ♥A | +1 | -5 |
| +4.3 | Sat 17 Oct 18:00 | 🇰🇼 KUWAIT | 12 | 3NT | ♦J | +2 | +0 |
| +4.2 | Fri 23 Oct 21:30 | 🇧🇧 BARBADOS | 27 | 3NT | ♠5 | = | +7 |
| +4.0 | Fri 16 Oct 22:30 | 🇲🇽 MEXICO | 6 | 2♥ | ♠9 | +1 | +0 |
| +3.8 | Fri 16 Oct 22:30 | 🇲🇽 MEXICO | 4 | 3NT | ♥T | = | +0 |
| +3.5 | Sun 25 Oct 18:30 | 🇷🇴 ROMANIA | 51 | 4♠ | ♦T | -2 | +5 |
| +3.4 | Sat 17 Oct 19:45 | 🇧🇴 BOLIVIA | 24 | 3♠ | ♦A | -1 | -9 |
| +3.3 | Fri 16 Oct 22:30 | 🇲🇽 MEXICO | 2 | 3♦ | ♠A | = | +0 |
| +3.3 | Fri 16 Oct 22:30 | 🇲🇽 MEXICO | 9 | 3♦ | ♠K | = | +0 |
| +3.2 | Fri 16 Oct 22:30 | 🇲🇽 MEXICO | 3 | 2♠ | ♥K | +1 | +0 |
| +2.8 | Fri 16 Oct 22:30 | 🇲🇽 MEXICO | 8 | 1NT | ♠2 | = | +0 |
| +2.7 | Sun 25 Oct 18:30 | 🇷🇴 ROMANIA | 52 | 4♠ | ♣A | +1 | +10 |
| +2.6 | Sat 24 Oct 20:15 | 🇬🇵 GUADELOUPE | 59 | 2♦ | ♦4 | +1 | +0 |
| +2.2 | Sat 24 Oct 20:15 | 🇬🇵 GUADELOUPE | 60 | 4♠ | ♦Q | +2 | +11 |
| +2.0 | Fri 16 Oct 22:30 | 🇲🇽 MEXICO | 10 | 3NT | ♥3 | +1 | -12 |
| +1.9 | Sat 17 Oct 18:00 | 🇰🇼 KUWAIT | 7 | 4♥ | ♠5 | +1 | +0 |
| +1.9 | Sun 25 Oct 16:45 | 🇬🇪 GEORGIA | 41 | 3NT | ♦Q | -1 | +10 |
| +1.8 | Sat 17 Oct 19:45 | 🇧🇴 BOLIVIA | 22 | 3♠ | ♥J | -1 | -2 |
| +1.8 | Sat 24 Oct 20:15 | 🇬🇵 GUADELOUPE | 49 | 3NT | ♥4 | +2 | +0 |
| +1.7 | Sat 17 Oct 18:00 | 🇰🇼 KUWAIT | 5 | 1NT | ♠2 | +1 | +6 |
| +1.7 | Sun 25 Oct 18:30 | 🇷🇴 ROMANIA | 55 | 6♦ | ♥3 | +1 | -13 |
| +1.7 | Sun 25 Oct 20:15 | 🇭🇷 CROATIA | 63 | 3♥ | ♦4 | = | +1 |
| +1.2 | Sat 17 Oct 18:00 | 🇰🇼 KUWAIT | 11 | 5♦ | ♠A | +2 | -8 |
| +1.2 | Fri 23 Oct 21:30 | 🇧🇧 BARBADOS | 25 | 3♦ | ♠A | +2 | -7 |
| +1.2 | Fri 23 Oct 21:30 | 🇧🇧 BARBADOS | 26 | 3♦ | ♥6 | = | +0 |
| +0.8 | Fri 23 Oct 21:30 | 🇧🇧 BARBADOS | 31 | 3♠ | ♥A | = | +1 |
| +0.8 | Fri 23 Oct 21:30 | 🇧🇧 BARBADOS | 32 | 3♠ | ♦A | -1 | +6 |
| +0.8 | Fri 23 Oct 21:30 | 🇧🇧 BARBADOS | 36 | 4♦ | ♠4 | +1 | -8 |
| +0.8 | Sat 24 Oct 20:15 | 🇬🇵 GUADELOUPE | 50 | 1NT | ♦3 | = | -5 |
| +0.7 | Fri 16 Oct 22:30 | 🇲🇽 MEXICO | 1 | 1NT | ♠Q | +2 | +6 |
| +0.6 | Sat 24 Oct 20:15 | 🇬🇵 GUADELOUPE | 58 | 2♥ | ♥2 | = | +0 |
| +0.5 | Sun 25 Oct 18:30 | 🇷🇴 ROMANIA | 56 | 3♥ | ♣K | +1 | -6 |
| +0.4 | Sat 17 Oct 19:45 | 🇧🇴 BOLIVIA | 20 | 1NT | ♠5 | +1 | -11 |
| +0.4 | Sat 17 Oct 19:45 | 🇧🇴 BOLIVIA | 21 | 2♣ | ♠6 | +2 | +0 |
| +0.4 | Fri 23 Oct 21:30 | 🇧🇧 BARBADOS | 33 | 2♠ | ♣2 | +1 | -7 |
| +0.3 | Sat 17 Oct 18:00 | 🇰🇼 KUWAIT | 9 | 3NT | ♠6 | +3 | -1 |
| +0.3 | Sun 25 Oct 20:15 | 🇭🇷 CROATIA | 62 | 3♥ | ♠K | +2 | -3 |
| +0.2 | Fri 23 Oct 21:30 | 🇧🇧 BARBADOS | 28 | 3NT | ♥8 | -1 | -12 |
| +0.1 | Sun 25 Oct 20:15 | 🇭🇷 CROATIA | 61 | 3NT | ♣9 | +1 | +0 |
| +0.0 | Thu 15 Oct 22:15 | PANAMA | 16 | 1NT | ♠3 | -1 | +2 |
| +0.0 | Thu 15 Oct 22:15 | PANAMA | 17 | 4♥ | ♠Q | +1 | +0 |
| +0.0 | Thu 15 Oct 22:15 | PANAMA | 18 | 4♠ | ♥J | -1 | +6 |
| +0.0 | Thu 15 Oct 22:15 | PANAMA | 22 | 2♣ | ♠9 | +3 | +10 |
| -0.0 | Fri 16 Oct 22:30 | 🇲🇽 MEXICO | 5 | 3♥ | ♦K | -2 | +11 |
| +0.0 | Fri 23 Oct 21:30 | 🇧🇧 BARBADOS | 34 | 1NT | ♠4 | -1 | -2 |
| +0.0 | Sat 24 Oct 20:15 | 🇬🇵 GUADELOUPE | 51 | 6♥ | ♠8 | = | +0 |
| -0.0 | Sun 25 Oct 18:30 | 🇷🇴 ROMANIA | 50 | 4♥ | ♣6 | +2 | -11 |
| -0.0 | Sun 25 Oct 18:30 | 🇷🇴 ROMANIA | 53 | 4♥ | ♦6 | +1 | +0 |
| -0.1 | Sun 25 Oct 16:45 | 🇬🇪 GEORGIA | 39 | 3♦ | ♣J | +1 | -10 |
| -0.2 | Sat 17 Oct 19:45 | 🇧🇴 BOLIVIA | 18 | 3NT | ♣T | +1 | +1 |
| -0.2 | Sun 25 Oct 18:30 | 🇷🇴 ROMANIA | 49 | 4♥ | ♣8 | +1 | +0 |
| -0.3 | Sun 25 Oct 16:45 | 🇬🇪 GEORGIA | 44 | 3♦ | ♣7 | +2 | -6 |
| -0.4 | Sat 24 Oct 20:15 | 🇬🇵 GUADELOUPE | 54 | 3♠ | ♣6 | = | -1 |
| -0.6 | Sat 17 Oct 19:45 | 🇧🇴 BOLIVIA | 14 | 4♠ | ♥7 | = | -1 |
| -0.6 | Sat 17 Oct 19:45 | 🇧🇴 BOLIVIA | 17 | 2NT | ♥4 | -1 | -2 |
| -0.7 | Sun 25 Oct 20:15 | 🇭🇷 CROATIA | 70 | 3♥ | ♦4 | -1 | +0 |
| -0.7 | Sun 25 Oct 20:15 | 🇭🇷 CROATIA | 72 | 3NT | ♦7 | = | +11 |
| -0.8 | Sat 17 Oct 19:45 | 🇧🇴 BOLIVIA | 19 | 3NT | ♠A | = | -2 |
| -1.0 | Thu 15 Oct 22:15 | PANAMA | 23 | 1NT | ♠6 | = | -1 |
| -1.1 | Sun 25 Oct 18:30 | 🇷🇴 ROMANIA | 58 | 2♥ | ♦9 | = | -1 |
| -1.2 | Sat 17 Oct 19:45 | 🇧🇴 BOLIVIA | 23 | 1NT | ♦Q | +1 | +0 |
| -1.4 | Sat 17 Oct 18:00 | 🇰🇼 KUWAIT | 4 | 4♠ | ♦K | +1 | +13 |
| -1.6 | Sun 25 Oct 20:15 | 🇭🇷 CROATIA | 68 | 3NT | ♥J | +1 | +0 |
| -1.7 | Sun 25 Oct 18:30 | 🇷🇴 ROMANIA | 59 | 4♠ | ♣K | +1 | +0 |
| -1.8 | Fri 23 Oct 21:30 | 🇧🇧 BARBADOS | 30 | 3NT | ♣3 | +1 | +0 |
| -2.0 | Thu 15 Oct 22:15 | PANAMA | 21 | 3♥ | ♠K | +1 | +6 |
| -2.3 | Sun 25 Oct 16:45 | 🇬🇪 GEORGIA | 46 | 2♥ | ♣A | -1 | +1 |
| -2.4 | Sat 24 Oct 20:15 | 🇬🇵 GUADELOUPE | 52 | 6NT | ♠Q | = | -13 |
| -2.4 | Sat 24 Oct 20:15 | 🇬🇵 GUADELOUPE | 55 | 5♦ | ♣2 | +2 | +12 |
| -2.4 | Sun 25 Oct 20:15 | 🇭🇷 CROATIA | 65 | 3NT | ♠J | +1 | +1 |
| -2.5 | Sat 17 Oct 18:00 | 🇰🇼 KUWAIT | 2 | 2♠ | ♥Q | -3 | -10 |
| -2.6 | Sat 17 Oct 19:45 | 🇧🇴 BOLIVIA | 13 | 3NT | ♠3 | +4 | +9 |
| -2.6 | Sun 25 Oct 20:15 | 🇭🇷 CROATIA | 71 | 4♠ | ♦K | +1 | +0 |
| -4.2 | Fri 16 Oct 22:30 | 🇲🇽 MEXICO | 12 | 3NT | ♥8 | -1 | -5 |
| -4.3 | Sun 25 Oct 18:30 | 🇷🇴 ROMANIA | 57 | 4♠x | ♣3 | -3 | -14 |
| -4.6 | Sun 25 Oct 18:30 | 🇷🇴 ROMANIA | 54 | 3♠ | ♣9 | = | +0 |
| -4.6 | Sun 25 Oct 20:15 | 🇭🇷 CROATIA | 64 | 4♠ | ♣8 | = | +0 |
| -4.7 | Sun 25 Oct 16:45 | 🇬🇪 GEORGIA | 40 | 4♥ | ♦Q | = | +0 |
| -5.1 | Sun 25 Oct 16:45 | 🇬🇪 GEORGIA | 38 | 4♠ | ♥5 | +2 | -1 |
| -5.2 | Sat 17 Oct 18:00 | 🇰🇼 KUWAIT | 1 | 3NT | ♣T | -2 | -11 |
| -5.2 | Sat 17 Oct 19:45 | 🇧🇴 BOLIVIA | 15 | 4♥ | ♠A | -1 | -5 |
| -5.6 | Sat 24 Oct 20:15 | 🇬🇵 GUADELOUPE | 57 | 1NT | ♠2 | +2 | -2 |
| -5.7 | Sun 25 Oct 16:45 | 🇬🇪 GEORGIA | 43 | 4♠ | ♦2 | = | +1 |
| -5.7 | Sun 25 Oct 16:45 | 🇬🇪 GEORGIA | 45 | 3♠ | ♦9 | +1 | -10 |
| -6.4 | Sat 24 Oct 20:15 | 🇬🇵 GUADELOUPE | 53 | 3NT | ♥2 | +1 | -7 |
| -6.4 | Sun 25 Oct 16:45 | 🇬🇪 GEORGIA | 48 | 3NT | ♦9 | -2 | -13 |
| -6.7 | Sat 17 Oct 18:00 | 🇰🇼 KUWAIT | 8 | 6♠ | ♠6 | = | +0 |
| -7.1 | Sun 25 Oct 16:45 | 🇬🇪 GEORGIA | 47 | 3NT | ♦4 | -2 | -6 |
| -7.5 | Sat 17 Oct 18:00 | 🇰🇼 KUWAIT | 6 | 4♠ | ♣T | -1 | -14 |
| -8.2 | Sat 24 Oct 20:15 | 🇬🇵 GUADELOUPE | 56 | 3NT | ♠T | -2 | -11 |
| -9.0 | Fri 23 Oct 21:30 | 🇧🇧 BARBADOS | 35 | 4♠ | ♣7 | -1 | -10 |
| -9.2 | Sat 17 Oct 18:00 | 🇰🇼 KUWAIT | 3 | 4♥ | ♠2 | = | -8 |
| -10.5 | Fri 16 Oct 22:30 | 🇲🇽 MEXICO | 11 | 6NT | ♥J | = | +0 |
| -11.6 | Sun 25 Oct 20:15 | 🇭🇷 CROATIA | 69 | 5♦ | ♣A | -1 | -5 |