DRENKELFORD Herman · HET WITTE 1

403rank
-9.1Butler · 150 bds
-0.06per board
±4.8swing
-0.07vs par /bd · #396/695
+0.16adjusted /bd
Butler per round: 8.4 18.6 -0.8 19.1 -17.2 2.7 6.3 -8.2 -22.1 13 -21.8 32.3 -26.9 -16.3 3.8by round

vs par split: bidding +0.56 · play -0.64

Strength of schedule: opponents averaged +0.22/bd (a tough draw) → opponent-adjusted +0.16/bd

Card play — on target: opening leads 70.6% #626 of 694 · declarer play 71.8% #438 of 694 · defence 83.5% #383 of 695

Card play by contract type — on target
vs NTvs a suit
Opening leads69.2% (13)71.4% (21)
Declarer play57.1% (7)75.0% (32)
Defence83.3% (30)83.7% (49)

Opening leads by suit led: ♠ 71.4% (7) · ♥ 75.0% (8) · ♦ 62.5% (8) · ♣ 72.7% (11)

vs par by strain: NT +0.00 (47) · a suit -0.11 (103)

vs par by level: part-score -0.39 (49) · game -0.17 (94) · slam +3.43 (7)

By role: declaring -0.02/bd (-2.59 vs par · 70) · defending -0.10/bd (+2.12 vs par · 80)

By vulnerability: vulnerable +0.45/bd (+0.78 vs par · 76) · not vulnerable -0.58/bd (-0.95 vs par · 74)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 1R.HermansF.Pigeaud – M.GayetClosed10+8.4+0.84+0.30
Round 2R.HermansP.Wijen – F.BeerensClosed10+18.6+1.86+0.70
Round 3R.HermansM.Verseput – R.StienenClosed10-0.8-0.08+0.10
Round 4R.HermansB.Gierulski – J.SkrzypczakClosed10+19.1+1.91+1.00
Round 5R.HermansM.Krupowicz – S.ZawislakClosed10-17.2-1.72-2.10
Round 6R.HermansF.Brondum – J.RonClosed10+2.7+0.27+0.70
Round 7R.HermansI.Coldea – B.MarinaClosed10+6.3+0.63+2.70
Round 8R.HermansL.Majdanski – M.KupnickiClosed10-8.2-0.82-3.30
Round 9R.HermansA.Gromov – M.KrasnosselskiClosed10-22.1-2.21-1.90
Round 10R.HermansS.Srinivasan – P.SridharanClosed10+13.0+1.30+0.80
Round 11R.HermansD.Padon – A.BirmanClosed10-21.8-2.18-5.40
Round 12R.HermansR.Parasian Tobing – T.AsbiClosed10+32.3+3.23+7.90
Round 13R.HermansX.Hou – M.ShiClosed10-26.9-2.69-2.00
Round 14R.HermansY.Lv – X.GanClosed10-16.3-1.63-0.10
Round 15R.HermansJ.Pszczola – M.KwiecienClosed10+3.8+0.38-0.50

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.

ButlerRoundOpponentsBdContractLeadResvs par
+13.3Round 4SIWIK MRAGOWO107♠♣8-1+17
+11.6Round 4SIWIK MRAGOWO94♠x♥K-4+12
+10.4Round 1GAYET65♣♠4=+0
+10.4Round 2PRIO112193♦x♠A=+14
+10.1Round 2PRIO112136♦♣A=-2
+9.6Round 2PRIO112115♥x♦K-3+9
+9.0Round 5POLAND155♥♣J+1+13
+8.9Round 12INDONESIA234♥♥6-1+12
+8.1Round 7ROM COLDEA63NT♥3=+7
+8.0Round 12INDONESIA303NT♦6-1+14
+7.3Round 10TEXAN ACES54♥♣8+2+9
+6.2Round 12INDONESIA264♠♣Q-2+8
+6.2Round 14SHANGHAI HYX LTD164♥x♠A-1+9
+6.0Round 7ROM COLDEA86♠♥3=+0
+5.8Round 9PARIMATCH234♥♠J=+0
+5.7Round 2PRIO112166♥♠K-2+7
+5.7Round 12INDONESIA223♦♥3-4+8
+5.6Round 3PEGASUS 2232♠♠2+1+7
+5.5Round 6DENMARK214♠♣10-1+5
+5.3Round 6DENMARK262NT♠2-2+7
+4.9Round 5POLAND195♣♠A-2+11
+4.6Round 12INDONESIA283NT♥A-1+6
+4.2Round 11ISRAEL JUNIORS184♠♠6+1+4
+3.9Round 10TEXAN ACES93NT♣Q-2+8
+3.7Round 3PEGASUS 2245♣♥K-3+2
+3.7Round 8CONSUS RED204♥♠9=+0
+3.7Round 10TEXAN ACES72NT♠Q-3+4
+3.4Round 8CONSUS RED171NT♣4+1+0
+3.3Round 1GAYET13♦♣A=+0
+3.2Round 10TEXAN ACES43♠♠2=+7
+3.1Round 12INDONESIA296NT♠10+1+13
+3.0Round 15MAHAFFEY303NT♣2+2+0
+2.6Round 1GAYET33NT♠2=+0
+2.6Round 2PRIO112184♣♠3-2+6
+2.6Round 6DENMARK253♦♥9-1+5
+2.5Round 6DENMARK222♠♥3+1-7
+2.4Round 14SHANGHAI HYX LTD176♠♥J=-10
+2.3Round 7ROM COLDEA42♠♦3-1+5
+2.3Round 9PARIMATCH225♥♣K+2+2
+2.2Round 4SIWIK MRAGOWO64♠♥A+1+0
+2.2Round 12INDONESIA251NT♠2+2+6
+2.2Round 15MAHAFFEY235♣♦7-1+6
+2.1Round 1GAYET82♦♠A+1-1
+2.1Round 3PEGASUS 2213NT♥Q+1+1
+2.1Round 6DENMARK273♠♣5-1+8
+2.1Round 8CONSUS RED184♥x♣Q-3+4
+2.0Round 14SHANGHAI HYX LTD124♣♠4=+0
+1.8Round 11ISRAEL JUNIORS122♠♣5=+7
+1.7Round 9PARIMATCH244♣♦5-1-2
+1.6Round 10TEXAN ACES31NT♠3=+0
+1.5Round 4SIWIK MRAGOWO35♦♦3-1+3
+1.4Round 8CONSUS RED135♣x♥Q-2+0
+1.4Round 9PARIMATCH301NT♠4+1+7
+1.2Round 10TEXAN ACES63NT♦6+1+1
+1.2Round 12INDONESIA213NT♠4=+13
+1.2Round 15MAHAFFEY274♠♥Q=-1
+1.1Round 1GAYET103♠♣2=+0
+1.0Round 11ISRAEL JUNIORS193NT♥3+2-11
+1.0Round 15MAHAFFEY244♠♠4+1+0
+1.0Round 15MAHAFFEY294♠♣Q+1+0
+0.9Round 10TEXAN ACES101♣♥8+2+1
+0.8Round 6DENMARK234♥♣Q=-1
+0.7Round 3PEGASUS 2304♦♣J-1-2
+0.7Round 10TEXAN ACES13NT♠2+2+0
+0.6Round 1GAYET44♥♠3+2+13
+0.6Round 9PARIMATCH285♥♣K+1-12
+0.5Round 7ROM COLDEA104♥♥3+3+17
+0.4Round 4SIWIK MRAGOWO44♥♦J+1+1
+0.3Round 13CHINA OPEN13NT♣J+1-1
+0.3Round 14SHANGHAI HYX LTD143NT♦J=+11
+0.2Round 2PRIO112205♥♦5-2-12
+0.2Round 4SIWIK MRAGOWO54♥x♣K-1-5
+0.2Round 13CHINA OPEN62♥♣10+2-6
-0.0Round 5POLAND124♥♦4+1+0
-0.1Round 5POLAND165♥♠7+1-1
-0.1Round 14SHANGHAI HYX LTD194♠♦2+1+0
-0.1Round 15MAHAFFEY223NT♥8+1+0
-0.2Round 9PARIMATCH293NT♠J=+2
-0.2Round 14SHANGHAI HYX LTD134♥♠Q+1+13
-0.2Round 15MAHAFFEY264♠♣J=+0
-0.3Round 5POLAND114♠♠10=+0
-0.4Round 11ISRAEL JUNIORS153NT♦4+1+0
-0.4Round 13CHINA OPEN53NT♣2=+1
-0.5Round 7ROM COLDEA33NT♥6+1-1
-0.5Round 7ROM COLDEA52♥♥5+1+0
-0.5Round 8CONSUS RED154♠♠2+1+0
-0.5Round 15MAHAFFEY284♠♦Q+1+0
-0.6Round 3PEGASUS 2262♠♠K-2+2
-0.6Round 4SIWIK MRAGOWO23♥♣J=-7
-0.7Round 3PEGASUS 2271NT♦5+2+0
-0.7Round 4SIWIK MRAGOWO72♠♦3=+0
-0.7Round 7ROM COLDEA74♠♥3=+0
-0.8Round 7ROM COLDEA23NT♠6+1+0
-1.0Round 11ISRAEL JUNIORS204♠♣3+2-12
-1.0Round 13CHINA OPEN93NT♠6+3+12
-1.1Round 2PRIO112153♦♣5-1+1
-1.1Round 6DENMARK303♦♠7=+0
-1.1Round 14SHANGHAI HYX LTD111NT♣6=+0
-1.4Round 13CHINA OPEN81NT♦4-2-7
-1.4Round 15MAHAFFEY214♥♣7=+1
-1.5Round 1GAYET24♥♠4-1+2
-1.5Round 12INDONESIA274♥♠A+1+0
-1.6Round 4SIWIK MRAGOWO83♦♠8-2+0
-1.6Round 8CONSUS RED191NT♣3+1-6
-1.6Round 9PARIMATCH273NT♠2=-3
-1.7Round 1GAYET91NT♥7=-5
-1.7Round 2PRIO112144♠♣7-2+0
-1.7Round 8CONSUS RED144♥♣J-1-4
-1.7Round 13CHINA OPEN42♠♣J=+1
-2.3Round 5POLAND133NT♣6+4-12
-2.3Round 11ISRAEL JUNIORS134♥♦7+1+0
-2.4Round 3PEGASUS 2222♣♠J+1+0
-2.4Round 3PEGASUS 2284♠♥K+1-1
-2.4Round 13CHINA OPEN73♠♠5=+0
-2.4Round 15MAHAFFEY253♦♣3-2-11
-2.6Round 11ISRAEL JUNIORS163NT♠3-2-11
-2.9Round 1GAYET73NT♣7+1-1
-2.9Round 7ROM COLDEA93NT♦Q+1-1
-2.9Round 13CHINA OPEN21♠♠10-1-10
-3.1Round 3PEGASUS 2292♠♠2-2-2
-3.4Round 6DENMARK293NT♣10=+2
-3.4Round 8CONSUS RED113♣♦6-1-5
-3.7Round 3PEGASUS 2255♦x♠3-1-6
-3.7Round 5POLAND143♥♠10-2-5
-4.1Round 5POLAND181NT♥3+2-1
-4.3Round 8CONSUS RED163NT♠5-2-12
-4.6Round 6DENMARK282♠♦7+2-2
-4.7Round 10TEXAN ACES83♠♣6-1-10
-4.8Round 10TEXAN ACES24♠♦9-1-12
-5.2Round 7ROM COLDEA13NT♦6+1+0
-5.3Round 11ISRAEL JUNIORS115NT♣8=-11
-5.6Round 1GAYET55♣♦2-2-5
-6.1Round 12INDONESIA246♠♣7+1-1
-7.0Round 6DENMARK243NT♥4-1-10
-7.2Round 4SIWIK MRAGOWO14♥♦3+1-11
-7.3Round 8CONSUS RED124♠♥K=-10
-7.4Round 5POLAND204♣♦Q=-12
-7.6Round 11ISRAEL JUNIORS174♥♣10=-8
-7.7Round 9PARIMATCH264♥♣10+3+12
-7.7Round 13CHINA OPEN103NT♠Q=+1
-7.9Round 2PRIO112124♥♠A+1-7
-7.9Round 14SHANGHAI HYX LTD203NT♣2=+0
-8.6Round 14SHANGHAI HYX LTD154♥x♠J-2-12
-9.3Round 2PRIO112174♠x♦A-3-9
-9.3Round 14SHANGHAI HYX LTD185♥♠2-2-12
-9.6Round 11ISRAEL JUNIORS144NTx♥9-2-12
-9.9Round 13CHINA OPEN33NT♠A=-11
-11.0Round 9PARIMATCH254♥♣A=-11
-13.2Round 5POLAND175♦x♦5-4-14
-13.4Round 9PARIMATCH214♦x♦2-4-14