🇨🇭 PIEDRA Fernando · Switzerland

101rank
-87.9Butler · 120 bds
-0.73per board
±4.5swing
-0.47vs par /bd
-0.87adjusted /bd
Butler per round: -16.2 -14.2 37.6 -40.2 -32.7 -22.2by round

vs par split: bidding -0.46 · play -0.27

Strength of schedule: opponents averaged -0.13/bd (an easy draw) → opponent-adjusted -0.87/bd

Card play — on target: opening leads 86.8% · declarer play 86.7% · defence 81.8%

Card play by contract type — on target
vs NTvs a suit
Opening leads88.9% (9)86.2% (29)
Declarer play100.0% (4)81.8% (11)
Defence62.5% (16)88.0% (50)

Opening leads by suit led: ♠ 60.0% (10) · ♥ 100.0% (15) · ♦ 100.0% (4) · ♣ 88.9% (9)

vs par by strain: NT -0.86 (28) · a suit -0.69 (83)

vs par by level: part-score -0.15 (41) · game -0.71 (62) · slam -3.88 (8)

By role: declaring +0.33/bd (-2.30 vs par · 47) · defending -1.43/bd (+0.86 vs par · 72)

By vulnerability: vulnerable -0.88/bd (-0.92 vs par · 60) · not vulnerable -0.59/bd (-0.03 vs par · 60)

By round↑ top

RoundPartnerOpponentsRoomBdsButlerAvgvs par
Round 19A.WildavskyD.Padon – A.BirmanOpen20-16.2-0.81+1.25
Round 20A.WildavskyJ.Berg – O.SvendsenClosed20-14.2-0.71-2.50
Round 21A.WildavskyS.Assael – E.KoksoyClosed20+37.6+1.88+0.25
Round 23A.WildavskyJ.Carroll – T.GarveyOpen20-40.2-2.01-1.05
Round 24A.WildavskyJ.Sylvan – F.WrangClosed20-32.7-1.64-2.15
Round 26A.WildavskyP.Karamanlis – M.ProtonotariosOpen20-22.2-1.11+1.35

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
+12.2Round 20🇳🇴 Norway156NT♥10=+0
+11.8Round 24🇸🇪 Sweden74♥♣A=+9
+11.1Round 21🇹🇷 Turkey152♥x♣K-3+9
+6.7Round 21🇹🇷 Turkey31NTx♦2+1+9
+6.7Round 21🇹🇷 Turkey183♠x♥4-2+5
+6.6Round 21🇹🇷 Turkey42♠♥3+1+1
+6.5Round 19🇮🇱 Israel86N♣9-1+11
+5.6Round 19🇮🇱 Israel63N♠7-2+13
+5.6Round 21🇹🇷 Turkey123NT♠2=+0
+5.2Round 26🇬🇷 Greece166♣♠J+1-1
+5.1Round 20🇳🇴 Norway95♣♠A=+0
+4.4Round 19🇮🇱 Israel143♦♠Q=+9
+4.4Round 21🇹🇷 Turkey174♥♦5-1+4
+4.3Round 23🇮🇪 Ireland183♥♦A-1+5
+4.1Round 21🇹🇷 Turkey195♦♠A-1+6
+4.0Round 26🇬🇷 Greece13NT♣6+1+0
+3.9Round 19🇮🇱 Israel34♠♦6=+0
+3.6Round 21🇹🇷 Turkey105♥x♠K-1+0
+3.6Round 21🇹🇷 Turkey114♠♦5=+0
+3.2Round 20🇳🇴 Norway76♠♥4+1-13
+2.9Round 23🇮🇪 Ireland33♣♥4-1+5
+2.9Round 24🇸🇪 Sweden92NT♠Q+1-7
+2.8Round 20🇳🇴 Norway163NT♠J=-1
+2.8Round 21🇹🇷 Turkey135♣♦K-1+7
+2.6Round 26🇬🇷 Greece172NT♠9-1+4
+2.5Round 20🇳🇴 Norway16♣♠3=+0
+2.5Round 21🇹🇷 Turkey74♥♠K+2-9
+2.2Round 20🇳🇴 Norway182♣♣7-2-1
+2.0Round 19🇮🇱 Israel193N♣T-1+16
+1.7Round 20🇳🇴 Norway145♦x♠3-2+0
+1.6Round 20🇳🇴 Norway115♣x♥A-1+0
+1.6Round 23🇮🇪 Ireland73♠♣K+1+10
+1.5Round 21🇹🇷 Turkey63NT♥4=+0
+1.5Round 26🇬🇷 Greece153NT♥4-2+6
+1.2Round 19🇮🇱 Israel204♠♠3-1-1
+1.1Round 20🇳🇴 Norway103NT♠4+2+0
+1.1Round 21🇹🇷 Turkey51NT♥K=+1
+1.1Round 24🇸🇪 Sweden114♥♦K+1+0
+1.0Round 23🇮🇪 Ireland95♦x♥K-3+0
+1.0Round 24🇸🇪 Sweden173NT♥9+2+0
+0.8Round 23🇮🇪 Ireland124♠♥J+2+11
+0.6Round 20🇳🇴 Norway83NT♥Q+1+1
+0.5Round 24🇸🇪 Sweden193NT♣A+2+1
+0.4Round 19🇮🇱 Israel41N♠2+1+0
+0.4Round 19🇮🇱 Israel111N♣6+1+1
+0.4Round 23🇮🇪 Ireland133♠♣K=+0
+0.3Round 21🇹🇷 Turkey142♠♠4+1+0
+0.3Round 26🇬🇷 Greece92♠♦2+2+10
+0.3Round 26🇬🇷 Greece102♥♣10+1+1
+0.2Round 26🇬🇷 Greece131NT♠2=+0
-0.1Round 20🇳🇴 Norway133♥♣Q=+0
-0.1Round 24🇸🇪 Sweden184♥♠10+1+0
-0.2Round 19🇮🇱 Israel173♥♠4=+7
-0.2Round 20🇳🇴 Norway205♦x♥A-1+0
-0.3Round 19🇮🇱 Israel15Pass-11
-0.3Round 19🇮🇱 Israel184♥♠4+1+0
-0.4Round 19🇮🇱 Israel23N♠K=+0
-0.4Round 23🇮🇪 Ireland113♥♦2+1+4
-0.4Round 23🇮🇪 Ireland194♠♦J=-1
-0.4Round 24🇸🇪 Sweden154♠♦2=+0
-0.4Round 26🇬🇷 Greece21NT♥6+1+0
-0.5Round 24🇸🇪 Sweden144♠♥6+1+0
-0.6Round 23🇮🇪 Ireland153NT♣Q=+0
-0.8Round 21🇹🇷 Turkey84♠♠2+1+0
-0.8Round 23🇮🇪 Ireland85♣♦K-2-11
-0.9Round 23🇮🇪 Ireland102♦♣7=+1
-0.9Round 26🇬🇷 Greece82♥♠3=+0
-1.2Round 19🇮🇱 Israel71♠♣5+3-8
-1.3Round 26🇬🇷 Greece45♣♦7=+1
-1.3Round 26🇬🇷 Greece184♠♣K+1+0
-1.4Round 21🇹🇷 Turkey25♣♦5+1-10
-1.4Round 26🇬🇷 Greece143♥♠J-1-3
-1.5Round 20🇳🇴 Norway19Pass+4
-1.5Round 23🇮🇪 Ireland142♠♦4+2-6
-1.6Round 26🇬🇷 Greece54♠♣7=+1
-1.7Round 26🇬🇷 Greece126♥♠7-1+13
-1.8Round 26🇬🇷 Greece64♠♣10+1+0
-2.0Round 24🇸🇪 Sweden53♦♥Q+1+7
-2.1Round 19🇮🇱 Israel13♣♠9-2+1
-2.1Round 20🇳🇴 Norway174♥♠Q=-3
-2.1Round 24🇸🇪 Sweden23NT♥7+1-1
-2.1Round 24🇸🇪 Sweden161NT♦3+1+0
-2.2Round 24🇸🇪 Sweden63NT♣3+1+0
-2.5Round 23🇮🇪 Ireland162♠♥7=+1
-2.5Round 26🇬🇷 Greece74♠♣9-1-1
-2.6Round 24🇸🇪 Sweden34♥♣A-2-5
-2.8Round 20🇳🇴 Norway53♥♠9+2-7
-3.0Round 19🇮🇱 Israel165♥♣6+1+3
-3.1Round 21🇹🇷 Turkey14♠♣Q+1+0
-3.3Round 26🇬🇷 Greece192♦♥Q+3-7
-3.4Round 20🇳🇴 Norway43NT♥6+3-2
-3.5Round 24🇸🇪 Sweden134♥♥3=+0
-3.6Round 23🇮🇪 Ireland173♠♣A=-1
-3.7Round 23🇮🇪 Ireland204♥x♣Q-1-7
-3.8Round 19🇮🇱 Israel54♠♥Q+1+0
-3.9Round 26🇬🇷 Greece204♥♠2+1+13
-4.1Round 23🇮🇪 Ireland45♦x♠Q-1-10
-4.8Round 23🇮🇪 Ireland65♣♥9=-3
-4.8Round 24🇸🇪 Sweden201NT♥7-1-11
-5.0Round 21🇹🇷 Turkey202NT♠3+1-7
-5.2Round 24🇸🇪 Sweden121NT♥5+1-5
-5.3Round 21🇹🇷 Turkey162NT♥J=-1
-5.6Round 19🇮🇱 Israel94♥♠J+2-1
-5.6Round 23🇮🇪 Ireland53NT♣6+3-1
-5.6Round 24🇸🇪 Sweden42♠♥J=-12
-5.8Round 23🇮🇪 Ireland14♠♥Q=+0
-5.8Round 24🇸🇪 Sweden103NT♦J=+0
-6.0Round 24🇸🇪 Sweden82♦♦3+2-7
-6.6Round 26🇬🇷 Greece114♠♥2=+0
-6.9Round 19🇮🇱 Israel134♣♦2=-7
-7.1Round 24🇸🇪 Sweden15♣x♦K-3-12
-7.4Round 21🇹🇷 Turkey94♠♦10+3-10
-7.5Round 20🇳🇴 Norway26♥♦A=+0
-8.2Round 19🇮🇱 Israel103N♣4+1-10
-8.2Round 20🇳🇴 Norway66♠♥9-3-12
-8.6Round 19🇮🇱 Israel125♥♣4=+2
-9.6Round 26🇬🇷 Greece35♦x♥K=-10
-10.2Round 20🇳🇴 Norway124♣♥K-1-6
-11.2Round 20🇳🇴 Norway33NT♥6=-10
-16.5Round 23🇮🇪 Ireland27♣xx♣3-1-18