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| Date | Chess tournament name | Status |
|---|---|---|
| 2016-08-06 to 2016-08-13 | 20th Hogeschool Zeeland Tournament ![]() |
Finished |
| 2015-08-01 to 2015-08-08 | 19th Hogeschool Zeeland Tournament ![]() |
Finished |
| Date | Players & Opening | Result | ECO | View |
|---|---|---|---|---|
| 2016.08.13 | Woudsma, Martijn (2191) vs (2059) Ritsema, Ronald 20th Hogeschool Zeeland Tournament French Advance Winawer |
1-0 | C18 | |
| 2016.08.11 | Praveen, Kumar Chandrasekar (2242) vs (2059) Ritsema, Ronald 20th Hogeschool Zeeland Tournament Modern - Tartakower |
1-0 | A41 | |
| 2016.08.09 | Vedder, Richard (2268) vs (2059) Ritsema, Ronald 20th Hogeschool Zeeland Tournament Nimzovich - Modern |
1-0 | A01 | |
| 2016.08.08 | Ritsema, Ronald (2059) vs (2223) Vos, Tjark 20th Hogeschool Zeeland Tournament Catalan Irregular - Gambit |
1/2-1/2 | E01 | |
| 2016.08.07 | Ritsema, Ronald (2059) vs (2377) Perske, Thore 20th Hogeschool Zeeland Tournament Modern |
0-1 | A41 | |
| 2015.08.08 | Hekhuis, Jeroen (2107) vs (1989) Ritsema, Ronald 19th Hogeschool Zeeland Tournament Gruenfeld - Gruenfeld |
1/2-1/2 | E60 | |
| 2015.08.02 | Ritsema, Ronald (1989) vs (2253) Wunnink, Michael 19th Hogeschool Zeeland Tournament Catalan Irregular - Gambit |
0-1 | E01 |
| Date | Players & Opening | Result | ECO | View |
|---|---|---|---|---|
| 2016.08.13 | Woudsma, M. (2191) vs (2059) Ritsema, R. 20th HZ Open 2016 French Advance Winawer |
1-0 | C18 | |
| 2016.08.11 | Praveen Kumar, C1. (2242) vs (2059) Ritsema, R. 20th HZ Open 2016 Modern - Tartakower |
1-0 | A41 | |
| 2016.08.09 | Vedder, R. (2268) vs (2059) Ritsema, R. 20th HZ Open 2016 Nimzovich - Modern |
1-0 | A01 | |
| 2016.08.08 | Ritsema, R. (2059) vs (2223) Vos, T. 20th HZ Open 2016 Catalan Irregular - Gambit |
1/2-1/2 | E01 | |
| 2016.08.07 | Ritsema, R. (2059) vs (2377) Perske, Thore 20th HZ Open 2016 Modern |
0-1 | A41 | |
| 2018.06.22 | Ten Hertog, H (2453) vs (2052) Ritsema, R HSG Open 2018 English Agincourt - King's Knight |
1-0 | A13 | |
| 2017.08.12 | Lammens, Tim (2304) vs (2058) Ritsema, R. 21st HZ Open 2017 Reti Symmetrical - Barcza |
1-0 | A05 | |
| 2017.08.11 | Beukema, Christiaan (1767) vs (2058) Ritsema, R. 21st HZ Open 2017 French - Schlechter |
1/2-1/2 | C01 | |
| 2017.08.10 | Ritsema, R. (2058) vs (1928) Reichardt, Gert 21st HZ Open 2017 Catalan Open (Classical) |
1/2-1/2 | E04 | |
| 2017.08.08 | Ritsema, R. (2058) vs (2467) Van Foreest, Lucas 21st HZ Open 2017 Queen's Gambit Declined |
0-1 | D30 | |
| 2017.08.06 | Ritsema, R. (2058) vs (2340) Vedder, H. 21st HZ Open 2017 Old Indian - Tartakower |
0-1 | A53 | |
| 2016.06.17 | Pruijssers, R. (2465) vs (2045) Ritsema, R. HSG Open 2016 French Advance - Euwe |
1-0 | C02 | |
| 2017.06.23 | Ten Hertog, H. (2457) vs (2051) Ritsema, R. HSG Open 2017 Nimzovich - Modern |
1-0 | A01 | |
| 2014.08.06 | Taddei, B. (2348) vs (2012) Ritsema, R. 18th HZ Open 2014 French Advance Winawer |
1-0 | C18 | |
| 2014.08.04 | Sanders, I. (2282) vs (2012) Ritsema, R. 18th HZ Open 2014 King's Indian Schwarz (Makogonov) |
1-0 | E71 | |
| 2014.08.03 | Sadikhov, U. (2335) vs (2012) Ritsema, R. 18th HZ Open 2014 French - Chigorin |
1-0 | C00 | |
| 2013.07.07 | Ritsema, R. (1996) vs (2420) Willemze, T. 3rd SPAChess Open English Anglo-Indian |
0-1 | A15 | |
| 2013.10.26 | Krasenkova, I. (2133) vs (2012) Ritsema, R. 17th Unive Open 2013 Irregular Queen's Pawn - Franco-Indian |
1-0 | A40 | |
| 2013.10.25 | Ritsema, R. (2012) vs (2104) Hendriks, Ric 17th Unive Open 2013 English - English |
1/2-1/2 | A40 | |
| 2013.10.24 | Henseler, J. (2088) vs (2012) Ritsema, R. 17th Unive Open 2013 French Advance Winawer |
1/2-1/2 | C18 | |
| 2013.10.23 | Ritsema, R. (2012) vs (2058) Buckels, Valentin 17th Unive Open 2013 English Sicilian |
1/2-1/2 | A20 | |
| 2013.10.22 | Van Foreest, Lucas (2122) vs (2012) Ritsema, R. 17th Unive Open 2013 Queen's Indian Fianchetto - Nimzovich |
1-0 | E15 | |
| 2013.10.21 | Ritsema, R. (2012) vs (2246) Van der Poel, H. 17th Unive Open 2013 English Anglo-Indian - King's Knight |
0-1 | A15 | |
| 2013.10.20 | Knol, G. (2147) vs (2012) Ritsema, R. 17th Unive Open 2013 French - Schlechter |
0-1 | C01 | |
| 2013.10.19 | Ritsema, R. (2012) vs (2114) Sadallah, O. 17th Unive Open 2013 Slav Dutch |
1/2-1/2 | D18 | |
| 2013.10.18 | Dijkhuis, Tycho (2219) vs (2012) Ritsema, R. 17th Unive Open 2013 French Advance Winawer |
1-0 | C18 | |
| 2012.02.18 | Ritsema, R. (2078) vs (1885) Senders, Mischa 72nd Noteboomturnier Open A Gruenfeld |
1-0 | D70 | |
| 2012.02.17 | Van Oosterom, C. (2377) vs (2078) Ritsema, R. 72nd Noteboomturnier Open A French Open Tarrasch |
1-0 | C07 | |
| 2012.10.27 | Ritsema, R. (2058) vs (2243) Vroombout, E. 16th Unive Open Gruenfeld - Classical |
1/2-1/2 | E67 | |
| 2012.10.26 | Kazarian, Anna-Maja (1864) vs (2058) Ritsema, R. 16th Unive Open French - Exchange |
1/2-1/2 | C01 | |
| 2012.10.25 | Ritsema, R. (2058) vs Van Wageningen, Ari 16th Unive Open Catalan Irregular - Closed |
1-0 | E01 | |
| 2012.10.24 | Hoffman, Ro (2107) vs (2058) Ritsema, R. 16th Unive Open Indian East Przepiorka |
1/2-1/2 | A49 | |
| 2012.10.23 | Slingerland, C. (2103) vs (2058) Ritsema, R. 16th Unive Open French Advance Winawer - Bogolubov |
1/2-1/2 | C17 | |
| 2012.10.22 | Ritsema, R. (2058) vs (2175) Go, B. 16th Unive Open Slav - Classical Exchange |
0-1 | D10 | |
| 2012.10.21 | Ritsema, R. (2058) vs (2158) Vogel, Ja 16th Unive Open Irregular Queen's Pawn - Classical (Stonewall) |
0-1 | A90 | |
| 2012.10.20 | Guramishvili, S. (2418) vs (2058) Ritsema, R. 16th Unive Open English Anglo-Indian - King's Knight |
1-0 | A15 | |
| 2012.10.19 | Ritsema, R. (2058) vs (2286) Ben Artzi, I. 16th Unive Open Gruenfeld |
1/2-1/2 | D70 | |
| 2012.07.16 | Bosboom, M. (2375) vs (2054) Ritsema, R. 2nd Science Park Open A Reti Symmetrical |
1-0 | A05 | |
| 2012.07.22 | Ritsema, R. (2054) vs (2045) Weber, Me 2nd Science Park Open A Slav - Old Semi-Slav |
1/2-1/2 | D31 | |
| 2012.07.21 | Van der Lende, I. (2175) vs (2054) Ritsema, R. 2nd Science Park Open A English Symmetrical |
1-0 | A30 | |
| 2012.07.20 | Ritsema, R. (2054) vs (2141) Punt, R. 2nd Science Park Open A Slav |
1/2-1/2 | D10 | |
| 2012.07.19 | Stork, O. (2136) vs (2054) Ritsema, R. 2nd Science Park Open A Queen's Gambit Declined - Old Semi-Slav |
1-0 | D31 | |
| 2012.07.18 | Ritsema, R. (2054) vs (2195) Duijker, R. 2nd Science Park Open A Benko Gambit |
0-1 | A57 | |
| 2012.07.17 | Visser, HJ. (2246) vs (2054) Ritsema, R. 2nd Science Park Open A French Advance Winawer - Konstantinopolsky |
1-0 | C18 | |
| 2012.07.15 | Ritsema, R. (2054) vs (2331) Schneider, Ve 2nd Science Park Open A Gruenfeld |
1-0 | D70 | |
| 2001.07.08 | Ritsema, R. vs (2280) Witt, R. 10th AKN Weekender English Symmetrical |
1/2-1/2 | A30 | |
| 2001.07.08 | Middelhoven, Huib vs Ritsema, R. 10th AKN Weekender French Closed Tarrasch |
0-1 | C06 | |
| 2001.07.07 | Ritsema, R. vs (2173) Luberti, W. 10th AKN Weekender English - Snake |
0-1 | A10 | |
| 2001.07.07 | De Visser, David vs Ritsema, R. 10th AKN Weekender French - Labourdonnais |
0-1 | C00 | |
| 2001.07.06 | Ritsema, R. vs (2221) De Saegher, C. 10th AKN Weekender English - Snake |
0-1 | A10 | |
| 2001.07.06 | Spoelstra, Bas vs Ritsema, R. 10th AKN Weekender French - Two Knights |
0-1 | C00 | |
| 2000.07.02 | Ritsema, R. vs (2172) Overeem, M. AKN Open Indian Knight - London |
1/2-1/2 | A46 | |
| 2000.07.02 | Sala, F. vs Ritsema, R. AKN Open French Advance |
0-1 | C02 | |
| 2000.07.01 | Ritsema, R. vs (2225) Remmel, T. AKN Open Indian Knight - Spielmann |
0-1 | A46 | |
| 2000.07.01 | Boedicker, Rob vs Ritsema, R. AKN Open Irregular Queen's Pawn - Advance |
1/2-1/2 | D34 | |
| 2000.06.30 | Ritsema, R. vs Gorissen, Ad AKN Open English Symmetrical |
1-0 | A30 | |
| 1996.06.29 | Tondivar, B. (2310) vs (1928) Ritsema, R. AKN Reti - King's Knight |
1/2-1/2 | A13 | |
| 1989.01.01 | Van Ritsema, Ronald vs Dopper, Johan cr. English Anglo-Indian (Queen's Knight) |
1/2-1/2 | A16 | |
| 1991.01.01 | Stuart vs Ritsema corr Netherlands French Paulsen - Burn |
1-0 | C11 | |
| 1987.01.01 | Ritsema, R. vs Stuart, A. corr NLD Cup English Anglo-Indian (Queen's Knight) |
0-1 | A16 | |
| 1987.01.01 | Ritsema, R. vs Hage, H. corr Netherlands English Sicilian - Vienna |
0-1 | A21 | |
| 1996.06.30 | Ritsema, R. (1928) vs (2024) Jap Tjoen San, L. AKN English Symmetrical Fianchetto |
1/2-1/2 | A36 | |
| 1996.06.29 | Ritsema, R. (1928) vs (2131) Hopman, P. AKN English Mikenas - Flohr |
1/2-1/2 | A18 | |
| 1996.06.29 | Jongsma, W. (2115) vs (1928) Ritsema, R. AKN English Agincourt |
1/2-1/2 | A13 | |
| 1996.06.30 | Goudsmit, E. (1639) vs (1928) Ritsema, R. AKN French Paulsen - Rubinstein |
1/2-1/2 | C10 |