30th Dutch Open Chess Solving Championship 2025 (Netherlands, Nunspeet 15.03.2025)

Rank Name Cat. Country Rating # Title Round  1 - 120' Round  2 - 120' Total - 240 Perf. Rat. +/-
#2 #3 #4 = H#8 S#3 ⏱ #2 #3 #5 + H#3 S#8 ⏱ Points ⏱
1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 60
1 Joost Michielsen       NED 2322.04 72 - 5 5 5 3 5 5 120 5 5 5 5 5 5 94 58 214 2717.08 16.06
2 Eddy Van Beers       BEL 2568.75 8 GM 5 5 5 3 5 5 105 5 5 5 5 5 0 120 53 225 2594.06 1.03
3 Dmitrijus Chocenka       LTU 2317.76 75 - 5 5 0 3 5 5 120 5 5 5 5 5 0 120 48 240 2471.04 6.23
4 Hans Uitenbroek   s   NED 2366.82 57 IM 5 4 5 0 5 4 120 5 5 5 5 3.5 - 120 46.5 240 2434.13 2.74
5 Roland Ott   s   SUI 2299.78 80 - 5 5 5 5 2.5 3 120 5 5 5 0 5 - 120 45.5 240 2409.53 4.46
6 Dolf Wissmann   s   NED 2320.47 73 GM 5 4 5 0 2.5 5 120 5 5 5 5 3.5 0 120 45 240 2397.23 3.12
7 David Hodge       GBR 2502.54 21 IM 5 5 0 5 2.5 5 120 5 5 3.75 2 5 - 120 43.25 240 2354.17 -6.03
8 Richard Dobiáš       SVK 2238.77 98 - 5 4 5 0 5 5 120 5 5 5 2 - - 120 41 240 2298.81 2.44
9 Omer Friedland       ISR 2383.88 51 FM 5 3 0 0 2.5 5 120 5 5 3.75 5 5 - 120 39.25 240 2255.75 -5.21
10 Michael Pfannkuche   s   GER 2346.76 64 GM 5 5 - 0 2.5 5 120 5 5 5 0 5 0 120 37.5 240 2212.70 -5.45
11 Johan de Boer   s   NED 2215.84 111 FM 5 5 0 0 2.5 5 120 5 5 3.75 0 5 0 120 36.25 240 2181.94 -1.38
12 Wouter van Rijn       NED 2074.07 187 - 5 0 3.75 4 2.5 4 120 5 4 3.75 0 3.5 - 116 35.5 236 2163.49 3.63
13 Andy Ooms       BEL 2272.09 88 - 5 4 0 3 2.5 5 120 5 4 0 2 3.5 0 120 34 240 2126.58 -5.91
14 Jim Wittebol       NED 1769.01 425 - 5 5 - 3 - 4 120 5 3 - 0 3.5 - 120 28.5 240 1991.26 9.03
15 Dirk Borst   s   NED 2212.64 113 - 5 0 - 0 5 0 120 5 5 - 2 5 0 120 27 240 1954.35 -10.50
16 Koen Versmissen       NED 1920.35 277 - 5 - 0 0 2.5 3 120 5 - 3.75 0 5 0 120 24.25 240 1886.69 -1.37
17 Kobe Bleuzé       BEL 1848.20 h - - 5 5 - 0 2.5 1 120 5 0 - 0 3.5 - 120 22 240 1831.33 -
18 Ivo Kroon       NED 1764.53 429 - 5 0 - 0 - - 120 5 4 0 2 5 - 120 21 240 1806.73 1.72
19 Alfred Gaasbeek   s   NED 1876.59 330 - 5 - - 0 2.5 0 120 5 0 - 0 5 - 120 17.5 240 1720.61 -6.34
20 Marcel Van Herck   s   BEL 1911.76 287 - 5 - 1.25 0 2.5 0 120 5 0 1.25 2 - - 120 17 240 1708.31 -8.27
Main Judge: Luc Palmans          Assistant: Axel Steinbrink          Problems Selected by: Luc Palmans

Norms
Name Country Norm
Dmitrijus Chocenka LTU            FM  -
Joost Michielsen NED            FM  -

Date 15.03.2025
Top Ten Average Rating 2370.09
Category 6

Points
Name Country # Points Perf. Rat.
Joost Michielsen NED 1 23 2717.08
Eddy Van Beers BEL 2 19 2594.06
Dmitrijus Chocenka LTU 3 16 2471.04
Hans Uitenbroek NED 4 13 2434.13
Roland Ott SUI 5 10 2409.53
Dolf Wissmann NED 6 8 2397.23
David Hodge GBR 7 6 2354.17
Richard Dobiáš SVK 8 4 2298.81
Omer Friedland ISR 9 2 2255.75
Michael Pfannkuche GER 10 1 2212.70

Tournaments
# Location Date Name Top 10 Cat. Winners
1 SUI 09.11.2024 39th Open Swiss Solving Championship 2024 2453.70 4 Roland Baier
2 BEL 07.12.2024 29th Belgian Championship 2024 2226.67 9 Eddy Van Beers
3 POL 12.01.2025 48th International Polish Championship 2025 2517.21 3 Kacper Piorun
4 GBR 15.02.2025 Winton British Chess Solving Championship 2025 2397.73 6 Eddy Van Beers
5 FIN 15.02.2025 46th Finnish Chess Solving Championship 2025 2179.78 10 Jorma Paavilainen
6 NED 15.03.2025 30th Dutch Open Chess Solving Championship 2025 2370.09 6 Joost Michielsen

Standings
# Name Country Pts. Perf. Rat.
(≤6) 		1. 2. 3. 4. 5. 6.
# Pts. # Pts. # Pts. # Pts. # Pts. # Pts.
1 Eddy Van Beers BEL 65 2557.97 SUI#7 10 BEL#1 13 GBR#1 23 NED#2 19    
2 Joost Michielsen NED 44 2532.89 BEL#3 8 GBR#4 13 NED#1 23      
3 Kevinas Kuznecovas LTU 41 2505.76 SUI#10 4 POL#2 31 FIN#3 6      
4 Roland Ott SUI 39 2409.36 SUI#4 19 BEL#6 2 GBR#6 8 NED#5 10    
5 Kacper Piorun POL 36 2854.63 POL#1 36          
6 Martynas Limontas LTU 35 2490.14 SUI#8 8 POL#4 23 FIN#4 4      
7 Roland Baier SUI 31 3032.65 SUI#1 31          
8 Marek Kolčák SVK 29 2486.70 SUI#3 23 POL#10 6        
9 Thomas Maeder SUI 27 2644.34 SUI#2 27          
10 Nikos Sidiropoulos GRE 27 2585.12 POL#3 27          
11 David Hodge GBR 25 2448.63 GBR#2 19 NED#7 6        
12 Dmitrijus Chocenka LTU 20 2411.25 GBR#8 4 NED#3 16        
13 Dolf Wissmann NED 20 2392.21 BEL#2 10 GBR#9 2 NED#6 8      
14 Piotr Murdzia POL 19 2564.39 POL#5 19          
15 Hans Uitenbroek NED 19 2421.34 BEL#4 6 NED#4 13        
16 Vidmantas Satkus LTU 19 2329.41 SUI#11 2 POL#13 1 GBR#3 16      
17 Piotr Górski POL 16 2564.39 POL#6 16          
18 Ulrich Voigt GER 16 2556.09 SUI#5 16          
19 Igor Yarmonov UKR 13 2538.44 SUI#6 13          
20 Tomáš Peitl SVK 13 2491.82 POL#7 13          
21 Jorma Paavilainen FIN 10 2522.84 FIN#1 10          
22 Jonathan Mestel GBR 10 2434.77 GBR#5 10          
23 Jakub Marciniszyn POL 10 2419.26 POL#8 10          
23 Stasys Steponavičius LTU 10 2419.26 POL#8 10          
25 Kari Karhunen FIN 8 2522.84 FIN#2 8          
26 Arno Zude GER 6 2414.89 SUI#9 6          
27 Luke McShane GBR 6 2368.11 GBR#7 6          
28 Andy Ooms BEL 5 2326.06 BEL#5 4 GBR#10 1        
29 Richard Dobiáš SVK 4 2298.81 NED#8 4          
30 Valery Kopyl UKR 4 2274.14 POL#11 4          
31 Omer Friedland ISR 2 2255.75 NED#9 2          
32 Paavo Tikka FIN 2 2254.81 FIN#5 2          
33 Bogusz Piliczewski POL 2 2180.85 POL#12 2          
34 Andrey Selivanov FID 1 2273.68 SUI#12 1          
35 Michael Pfannkuche GER 1 2212.70 NED#10 1          
36 Terho Marlo FIN 1 2145.92 FIN#6 1          
37 Johan de Boer NED 1 2126.07 BEL#7 1          

ID Tag Difficulty Average 5(Correct Solution) 0 < Pts. < 5 0 (Wrong Solution) - (No Solution)
12 S#8 950 0.25 1 0 8 11
4 = 710 1.45 2 6 12 0
3 #4 650 1.75 6 2 6 6
10 + 580 2.10 6 6 8 0
5 H#8 400 3.00 6 12 0 2
9 #5 400 3.00 8 6 2 4
2 #3 360 3.20 9 5 3 3
6 S#3 310 3.45 10 6 3 1
8 #3 250 3.75 12 4 3 1
11 H#3 190 4.05 12 6 0 2
1 #2 0 5.00 20 0 0 0
7 #2 0 5.00 20 0 0 0


Created by WFCC Solving Tournament Manager