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WIM Rosa Ratsma

* 1996 (29)
Rosa Ratsma (Hoogeveen, 2021)
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Lennart Ootes
Hoogeveen (2021)
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Best Elo
2306
Latest Elo
2219
Birthyear
1996
Fide
20112011201220122013201320142014201520152016201620172017201820182019201920202020202120212022202220232023202420242400230022002100200019001800170016001500
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Favourite opponent Louise Beukema (3/1/0)
Least favourite opponent Anne Haast (1/2/5)
Strongest win Roeland Pruijssers (2502) 0-1 Rosa Ratsma (2137)
Weakest loss Paraskevi Antoniadou (1764) 1-0 Rosa Ratsma (2265)

Openings Played as White (20)

B11 - Caro-Kann, Two Knights, 3...Bg4
Average Elo: 2268
Result: 7/13 = 53.85%
B42 - Sicilian, Kan
Average Elo: 2227
Result: 5.5/8 = 68.75%
B90 - Sicilian, Najdorf
Average Elo: 2117
Result: 6/8 = 75%
C01 - French, Exchange
Average Elo: 2234
Result: 6/8 = 75%
C78 - Ruy Lopez
Average Elo: 2127
Result: 3.5/7 = 50%
C90 - Ruy Lopez, Closed
Average Elo: 2041
Result: 5/6 = 83.33%
B47 - Sicilian, Taimanov (Bastrikov) Variation
Average Elo: 2184
Result: 4/6 = 66.67%
B01 - Scandinavian
Average Elo: 2018
Result: 1/4 = 25%
B23 - Sicilian, Closed
Average Elo: 1355
Result: 1.5/4 = 37.5%
B48 - Sicilian, Taimanov Variation
Average Elo: 2188
Result: 3/4 = 75%
B06 - Robatsch
Average Elo: 2216
Result: 2.5/4 = 62.5%
C77 - Ruy Lopez
Average Elo: 2218
Result: 2/4 = 50%
C57 - Two Knights
Average Elo: 556
Result: 3/3 = 100%
C06 - French, Tarrasch
Average Elo: 2302
Result: 1.5/3 = 50%
B32 - Sicilian
Average Elo: 2190
Result: 2/3 = 66.67%
C07 - French, Tarrasch
Average Elo: 1580
Result: 2/3 = 66.67%
C10 - French
Average Elo: 1812
Result: 1.5/3 = 50%
B52 - Sicilian, Canal-Sokolsky (Rossolimo) Attack
Average Elo: 2244
Result: 1/3 = 33.33%
C63 - Ruy Lopez, Schliemann Defense
Average Elo: 1946
Result: 1/3 = 33.33%
C84 - Ruy Lopez, Closed
Average Elo: 2308
Result: 1.5/3 = 50%

Openings Played as Black (20)

B90 - Sicilian, Najdorf
Average Elo: 1984
Result: 7/22 = 31.82%
B50 - Sicilian
Average Elo: 1746
Result: 6.5/13 = 50%
B22 - Sicilian, Alapin
Average Elo: 1728
Result: 4/7 = 57.14%
B51 - Sicilian, Canal-Sokolsky (Rossolimo) Attack
Average Elo: 2154
Result: 2.5/7 = 35.71%
B94 - Sicilian, Najdorf
Average Elo: 2031
Result: 2/6 = 33.33%
B80 - Sicilian, Scheveningen
Average Elo: 1791
Result: 4.5/6 = 75%
B81 - Sicilian, Scheveningen, Keres Attack
Average Elo: 2201
Result: 0.5/5 = 10%
B53 - Sicilian
Average Elo: 2100
Result: 2/5 = 40%
C54 - Giuoco Piano
Average Elo: 2085
Result: 3/4 = 75%
B52 - Sicilian, Canal-Sokolsky (Rossolimo) Attack
Average Elo: 2171
Result: 2/4 = 50%
E05 - Catalan, Open, Classical line
Average Elo: 2234
Result: 2/4 = 50%
C50 - Giuoco Piano
Average Elo: 844
Result: 2/3 = 66.67%
B92 - Sicilian, Najdorf, Opocensky Variation
Average Elo: 1683
Result: 2/3 = 66.67%
B23 - Sicilian, Closed
Average Elo: 1888
Result: 1.5/3 = 50%
A65 - Benoni, 6.e4
Average Elo: 2279
Result: 1/3 = 33.33%
A01 - Nimzovich-Larsen Attack
Average Elo: 2030
Result: 2/3 = 66.67%
D00 - Queen's Pawn Game
Average Elo: 2207
Result: 1.5/3 = 50%
D16 - Queen's Gambit Declined Slav
Average Elo: 2134
Result: 0.5/2 = 25%
C45 - Scotch Game
Average Elo: 1741
Result: 0/2 = 0%
E97 - King's Indian
Average Elo: 2046
Result: 1/2 = 50%
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1.d4 Nf6 2.Nc3 d5 3.Bf4 c5 4.e4 Nxe4 5.Nxe4 dxe4 6.dxc5 Qxd1+ 7.Rxd1 Bd7 8.Bc4 e6 9.Be3 Nc6 10.a3 Be7 11.b4 a5 12.Bb5 Bf6 13.Ne2 axb4 14.axb4 Ke7 15.0-0 Rhd8 16.Bxc6 Bxc6 17.c4 Ba4 18.Rc1 Bb2 19.Rb1 Be5 20.Rfc1 Be8 21.b5 h6 22.g4 f5 23.c6 bxc6 24.b6 g5 25.gxf5 exf5 26.b7 Ra6 27.Bb6 Rb8 28.Rd1 Bh5 29.Bc5+ Ke8 30.Rd2 Bf3 31.Ng3 f4 32.Nxe4 Rxb7 33.Re1 Kf7 34.Bd4 Bxe4 35.Bxe5 Bf3 36.Rd3 Bg4 37.Rd6 Re7 38.Rxh6 Rxe5 39.Rb1 Re7 40.Rh7+ Kf6 41.Rh6+ Kg7 42.Rd6 Bf3 43.h4 Rea7 44.Re1 Ra1 45.Rde6 Rxe1+ 46.Rxe1 Kg6 47.Kf1 Rh7 48.Re8 Rd7 49.Re1 gxh4 50.Kg1 Rd1 0–1
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WhiteEloWBlackEloBResYearECOEventRnd
Richards,H2146Ratsma,R22260–12022D00Olympiad Women-4411.3
Ratsma,R2226Gomes,M23240–12022B42Olympiad Women-4410.3
Cramling Bellon,A2065Ratsma,R2226½–½2022E00Olympiad Women-449.3
Ushenina,A2423Ratsma,R22261–02022E48Olympiad Women-447.3
Ratsma,R2226Savina,A23771–02022C41Olympiad Women-446.3
Ratsma,R2226Mordido,K2023½–½2022B42Olympiad Women-445.4
Mahdian,A2161Ratsma,R22260–12022A18Olympiad Women-443.3
Guo,Y1630Ratsma,R22260–12022E70Olympiad Women-442.4
Curwin,N1499Ratsma,R22260–12022D02Olympiad Women-441.3
Lombaers,P2355Ratsma,R22340–12022D24Utrecht OKU Masters 47th9
Ratsma,R2234Ootes,L23540–12022B09Utrecht OKU Masters 47th8
Lammens,T2249Ratsma,R22341–02022D73Utrecht OKU Masters 47th7
Ratsma,R2234Margarido,J21271–02022B32Utrecht OKU Masters 47th6
Kerigan,D2354Ratsma,R22341–02022B23Utrecht OKU Masters 47th5
Ratsma,R2234Dorokhin,M23570–12022B01Utrecht OKU Masters 47th4
Kokje,J2275Ratsma,R2234½–½2022E04Utrecht OKU Masters 47th3
Ratsma,R2234Helgason,R22831–02022B11Utrecht OKU Masters 47th2
Wemmers,X2375Ratsma,R22340–12022E76Utrecht OKU Masters 47th1
Ratsma,R2272Kiolbasa,O2403½–½2021C84EU-chT (Women) 23rd8.3
Ratsma,R2272Zaritovskaja,M20401–02021B81EU-chT (Women) 23rd6.3
Cosma,E2281Ratsma,R2272½–½2021D33EU-chT (Women) 23rd5.3
Machlik,M2096Ratsma,R2272½–½2021E32EU-chT (Women) 23rd4.12
Ratsma,R2272Pavlidou,E21720–12021C54EU-chT (Women) 23rd3.8
Gaponenko,I2339Ratsma,R22721–02021B90EU-chT (Women) 23rd2.4
Lanchava,T2214Ratsma,R22970–12021A34NED-ch (Women)7
Ratsma,R2297Peng,Z23590–12021C01NED-ch (Women)6
Haast,A2310Ratsma,R22971–02021B50NED-ch (Women)5
Ratsma,R2297Kazarian,A2125½–½2021B45NED-ch (Women)4
Ratsma,R2297Van Foreest,M2132½–½2021C12NED-ch (Women)3
Roebers,E2283Ratsma,R22970–12021B94NED-ch (Women)2
Ratsma,R2297Keetman,M2145½–½2021C13NED-ch (Women)1
Ratsma,R2306Alboredo,J21830–12021B67Online Olym Div Top-D5.5
Ratsma,R2306Chirivi Castiblanco,J21241–02021B42Online Olym Div Top-D6.1
Cyfka,K2405Ratsma,R23061–02021E05Online Olym Div Top-D2.3
Krush,I2429Ratsma,R23061–02021E14Online Olym Div Top-D3.4
Ratsma,R2306Miranda Llanes,Y22590–12021C78Online Olym Div Top-D1.3
Myshakov,F2292Ratsma,R2306½–½2021D36World Corporate East D5.1
Ratsma,R2306Limbourg,M20581–02021B42World Corporate East D4.2
Ratsma,R2306Von Krogh,C22231–02021B11World Corporate East D6.2
Belohlavek,P2097Ratsma,R23060–12021B80World Corporate East D3.3
Mishra,S-Ratsma,R23060–12021B50World Corporate East D1.3
Ratsma,R2306Oosthuizen,J-1–02021C01World Corporate East D2.3
Ratsma,R2300Maslikova,V22301–02020B42Online Olym Div Top-B9.4
Sebag,M2443Ratsma,R23000–12020B53Online Olym Div Top-B8.4
Dolzhikova,O2194Ratsma,R23001–02020A01Online Olym Div Top-B6.4
Ratsma,R2300Fisher,M16681–02020C63Online Olym Div Top-B5.4
Dauletova,G2299Ratsma,R2300½–½2020C92Online Olym Div Top-B2.4
Ratsma,R2300Gara,T23830–12020B56Online Olym Div Top-B3.4
Stojkovska,M2106Ratsma,R23001–02020C20Online Olym Div2 C8.3
Boshra,A2017Ratsma,R2300½–½2020C77Online Olym Div2 C4.3
Janzelj,L2207Ratsma,R23000–12020E05Online Olym Div2 C1.4
Karba,K-Ratsma,R23000–12020B25Online Olym Div2 C3.4
Muhren,B2249Ratsma,R22741–02019B85NED-ch rapid (Women) 5th5
Paulet,I2288Ratsma,R22741–02019B87NED-ch rapid (Women) 5th7
Peng,Z2364Ratsma,R22741–02019D02NED-ch rapid (Women) 5th3
Ratsma,R2274Haast,A22881–02019B48NED-ch rapid (Women) 5th2
Ratsma,R2274Keetman,M2203½–½2019C01NED-ch rapid (Women) 5th1
Ratsma,R2274Lanchava,T22361–02019B06NED-ch rapid (Women) 5th6
Ratsma,R2274Roebers,E20621–02019B48NED-ch rapid (Women) 5th4
Ratsma,R2283Gueci,T22650–12019B31EU-chT (Women) 22nd9.4
Calzetta Ruiz,M2251Ratsma,R22830–12019C77EU-chT (Women) 22nd8.4
Bhatia,K2038Ratsma,R22830–12019C54EU-chT (Women) 22nd7.4
Ratsma,R2283Donghvani,N19031–02019B72EU-chT (Women) 22nd6.4
Caglar,S2242Ratsma,R22831–02019C45EU-chT (Women) 22nd5.8
Ratsma,R2283Teuschler,B21361–02019C90EU-chT (Women) 22nd4.10
Ratsma,R2283Osmak,I2409½–½2019C01EU-chT (Women) 22nd3.6
Lehaci,M2131Ratsma,R22831–02019D45EU-chT (Women) 22nd2.6
Ratsma,R2282Otruba,M20411–02019B90Pardubice Czech op-A 30th9
Martynyuk,E2125Ratsma,R22820–12019C54Pardubice Czech op-A 30th8
Ratsma,R2282Rakshitta,R21120–12019C63Pardubice Czech op-A 30th7
Salimova,N2416Ratsma,R22821–02019B99Pardubice Czech op-A 30th6
Ratsma,R2282Teclaf,P2454½–½2019B42Pardubice Czech op-A 30th5
Pcola,J2093Ratsma,R22820–12019C54Pardubice Czech op-A 30th4
Ratsma,R2282Ponnio,T2102½–½2019B11Pardubice Czech op-A 30th3
Ratsma,R2282Van Foreest,M20580–12019C63NED-ch (Women)7
Lanchava,T2315Ratsma,R22820–12019E14NED-ch (Women)6
Van Weersel,A2176Ratsma,R22820–12019B40NED-ch (Women)5
Ratsma,R2282Kazarian,A21421–02019B13NED-ch (Women)4
Keetman,M2153Ratsma,R22820–12019B90NED-ch (Women)3
Ratsma,R2282Roebers,E20691–02019B84NED-ch (Women)2
Paulet,I2262Ratsma,R22821–02019B51NED-ch (Women)1
Haast,A2309Ratsma,R22691–02018B90NED-ch rapid (Women) 4th1
Kazarian,A2194Ratsma,R22691–02018E06NED-ch rapid (Women) 4th2
Muhren,B2243Ratsma,R22691–02018B36NED-ch rapid (Women) 4th6
Ratsma,R2269Keetman,M21761–02018C01NED-ch rapid (Women) 4th7
Ratsma,R2269Lanchava,T23140–12018B08NED-ch rapid (Women) 4th5
Ratsma,R2269Paulet,I22811–02018C01NED-ch rapid (Women) 4th3
Van Foreest,M2003Ratsma,R22690–12018B96NED-ch rapid (Women) 4th4
Ratsma,R2260Zwirs,N2407½–½2018B42BEL-chT 18193.6
Nithyalakshmi,S1866Ratsma,R22600–12018A01Olympiad Women-4311.4
Ratsma,R2260Caballero Quijano,M2034½–½2018C11Olympiad Women-439.4
Girya,O2462Ratsma,R22601–02018E36Olympiad Women-438.4
Bakalarz,G1849Ratsma,R22600–12018D24Olympiad Women-436.11
Ratsma,R2260Radosevic,N16001–02018B47Olympiad Women-435.17
Kyrkjebo,H1947Ratsma,R22600–12018B51Olympiad Women-434.18
Ratsma,R2260Vidic,T21161–02018B31Olympiad Women-433.14
Gonzalez,Y1727Ratsma,R22600–12018B50Olympiad Women-431.15
Ratsma,R2286Lai,H24590–12018B11Bruges Masters op3
Ratsma,R2265Galunova,T22041–02018B40GRE-chT 46th7.7
Koutsogiannopoulou,T1852Ratsma,R22650–12018B98GRE-chT 46th6.9