Name: Niels Ondersteijn
Federation:  Netherlands
Sex:  Male
Born: 1984
 FIDE ID: 1011162 FIDE Profile
Title: International Master
ELO Classic: 2397
ELO Blitz: 2368
Years: 1995 - 2019
Total Games: 239
Wins: 88 (36.82 %)
Draws: 61 (25.52 %)
Losses: 90 (37.66 %)
Score: 49.58 %

Niels Ondersteijn

Last tournaments played

Tournament Date Elo Avg. Country
GRENKE Chess Open 2019 04/18/2019 2284  Germany
Dutch League 2017-18 09/16/2017 2383  Netherlands
GRENKE Chess Open 2018 03/29/2018 2351  Germany
Dutch League 2016-17 09/17/2016 2387  Netherlands

Niels Ondersteijn Repertoire with White pieces (most played)

ECO Opening Games
B23 Sicilian, closed 18 games
A00 Polish (Sokolsky) opening 10 games
A01 Nimzovich-Larsen attack 4 games
E71 King's Indian, Makagonov system (5.h3) 4 games

Niels Ondersteijn Repertoire with Black pieces (most played)

ECO Opening Games
C41 Philidor's defence 18 games
D85 Gruenfeld, exchange variation 10 games
B36 Sicilian, accelerated fianchetto, Maroczy bind 10 games
B34 Sicilian, accelerated fianchetto, exchange variation 5 games

Games played by Niels Ondersteijn

Download games
White ELO W Black ELO B Result Moves ECO Date Tournament View
Hoffmann, H 2258 Ondersteijn, N 2390 0-1 26 C41 2019 GRENKE Chess Open 2019
Ondersteijn, N 2390 Kunin, V 2520 0-1 36 A10 2019 GRENKE Chess Open 2019
Paltrinieri, N 2276 Ondersteijn, N 2390 0-1 48 A45 2019 GRENKE Chess Open 2019
Ondersteijn, N 2390 Rahul Kumar, P 2216 1-0 68 A10 2019 GRENKE Chess Open 2019
Ondersteijn, N 2390 Di Benedetto, D 2231 0-1 0 2019 GRENKE Chess Open 2019
Korobov, A 2675 Ondersteijn, N 2390 1-0 39 D80 2019 GRENKE Chess Open 2019
Ondersteijn, N 2390 Schlichtmann, R 2186 1-0 21 A16 2019 GRENKE Chess Open 2019
Fier, A 2574 Ondersteijn, N 2379 1-0 28 B36 2018 Dutch League 2017-18
Ondersteijn, N 2379 Vedder, R 2253 1-0 19 A20 2018 Dutch League 2017-18
Blees, A 2374 Ondersteijn, N 2379 0-1 38 A10 2018 Dutch League 2017-18
Ondersteijn, N 2376 Bacrot, E 2718 ½-½ 56 A20 2018 GRENKE Chess Open 2018
Sadzikowski, D 2583 Ondersteijn, N 2376 1-0 40 B36 2018 GRENKE Chess Open 2018
Kollars, D 2534 Ondersteijn, N 2376 1-0 47 C41 2018 GRENKE Chess Open 2018
Ondersteijn, N 2376 Korpa, B 2502 ½-½ 45 A36 2018 GRENKE Chess Open 2018
Ondersteijn, N 2379 Braun, C 2369 0-1 39 A15 2017 Dutch League 2017-18
Kleijn, C 2443 Ondersteijn, N 2379 ½-½ 38 C41 2017 Dutch League 2017-18
Erwich, F 2346 Ondersteijn, N 2379 ½-½ 25 C41 2017 Dutch League 2017-18
Vandenbussche, T 2401 Ondersteijn, N 2391 1-0 0 A00 2017 Dutch League 2016-17
Maatman, N 2341 Ondersteijn, N 2380 ½-½ 43 D85 2017 Dutch League 2017-18
Van der Werf, M 2400 Ondersteijn, N 2379 1-0 26 A15 2017 Dutch League 2017-18
Ondersteijn, N 2391 Van der Lende, I 2347 0-1 45 A01 2017 Dutch League 2016-17
Geurink, J 2359 Ondersteijn, N 2391 0-1 62 C41 2017 Dutch League 2016-17
Ondersteijn, N 2367 Ruck, R 2557 0-1 22 A01 2017 GRENKE Chess Open 2017
Sadzikowski, D 2547 Ondersteijn, N 2367 1-0 48 B36 2017 GRENKE Chess Open 2017
Ondersteijn, N 2391 Van Foreest, J 2615 0-1 49 A01 2016 Dutch League 2016-17
Ondersteijn, N 2415 Vereggen, L 2340 ½-½ 44 D97 2016 Dutch League 2015-16
Ondersteijn, N 2415 Meng, R 2357 ½-½ 91 E46 2016 Dutch League 2015-16
Ondersteijn, N 2391 Wiersma, E 2346 ½-½ 39 A01 2016 Dutch League 2016-17
De Groote, E 2315 Ondersteijn, N 2415 ½-½ 77 C41 2016 Dutch League 2015-16
Meissner, F 2298 Ondersteijn, N 2415 0-1 28 C41 2016 Dutch League 2015-16
Ikonnikov, V 2538 Ondersteijn, N 2391 1-0 40 B39 2016 Dutch League 2016-17
Den Hartog, M 2190 Ondersteijn, N 2391 1-0 36 B04 2016 Dutch League 2016-17
Ondersteijn, N 2415 Beekman, R 2235 1-0 27 E71 2016 Dutch League 2015-16
Ondersteijn, N 2415 Dambacher, M 2493 0-1 36 A80 2015 31st ECC Open 2015
Ondersteijn, N 2415 Maki Uuro, M 2329 0-1 41 D11 2015 31st ECC Open 2015
Diermair, A 2446 Ondersteijn, N 2415 1-0 21 D85 2015 31st ECC Open 2015
Jensen, B 2366 Ondersteijn, N 2415 0-1 62 C41 2015 31st ECC Open 2015
Ondersteijn, N 2415 Markus, R 2617 0-1 45 E71 2015 31st ECC Open 2015
Ondersteijn, N 2415 O'Donnell, C 2326 ½-½ 39 E46 2015 31st ECC Open 2015
Harikrishna, P 2737 Ondersteijn, N 2415 1-0 49 C41 2015 31st ECC Open 2015
Ondersteijn, N 2415 Sprenger, J 2510 ½-½ 18 D25 2015 Dutch League 2015-16
Ondersteijn, N 2324 Nieuwenhuis, P 2216 1-0 46 A41 2015 Dutch League 2014-15
Ondersteijn, N 2324 Otten, R ½-½ 23 D97 2015 Dutch League 2014-15
Ondersteijn, N 2415 Leenhouts, K 2420 ½-½ 46 D97 2015 Dutch League 2015-16
Bosboom, M 2424 Ondersteijn, N 2324 0-1 61 D91 2015 Dutch League 2014-15
Klein, D 2509 Ondersteijn, N 2415 1-0 62 C41 2015 Dutch League 2015-16
Ikonnikov, V 2518 Ondersteijn, N 2415 1-0 38 D90 2015 Dutch League 2015-16
Rietman, F 2244 Ondersteijn, N 2324 1-0 99 C41 2015 Dutch League 2014-15
Ondersteijn, N 2324 Wempe, J 2266 1-0 29 A40 2015 Dutch League 2014-15
Kollars, D 2424 Ondersteijn, N 2349 0-1 41 C41 2015 19th Neckar Open 2015
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