KNSB FIDE
JB

Jan Bol

Rated since January 2023

1836 Classic

RIVALRY

Nemesis
Brandsma, F. (Frits)
Games: 3 · Win rate: 67%
Kryptonite
Koster, A.G. (Bert)
Games: 3 · Win rate: 0%

The good & the bad

Best wins
KAMMINGA, W.R. (ROB) 2014
5867 interne competitie SC Middelstum 2022-2023 Groep A · Tuesday 8 November 2022
SMIT, T. (THEO) 1835
9910 NOSBO competitie 2024-2025 November 2024 · Tuesday 19 November 2024
PLUG, A.J. (ARJAN) 1819
8456 Chess Festival Groningen Compact · Sunday 29 December 2024
BOSVELD, H.E.P. (HENK) 1816
12882 NOSBO-competitie 2025-2026 ronde 4 Groep A · Tuesday 20 January 2026
HOOGEBOOM, B. (BOUDEWIJN) 1724
11232 Chessfestival Groningen Vierkampen Groep A · Tuesday 23 December 2025
Worst losses
PRINS, B.H. (BE) 1416
5867 interne competitie SC Middelstum 2022-2023 Groep A · Tuesday 1 November 2022
SCHOLTEN, E. (EVERT) 1524
5867 interne competitie SC Middelstum 2022-2023 Groep A · Tuesday 11 October 2022
KOSTER, A.G. (BERT) 1571
5867 interne competitie SC Middelstum 2022-2023 Groep A · Tuesday 21 February 2023
POTJER, G.C. (GERARD) 1679
7817 Chess Festival Groningen Vierkampen · Saturday 23 December 2023
FOLKERS, S. (SONO) 1711
7817 Chess Festival Groningen Vierkampen · Friday 22 December 2023
Chessfestival Groningen Vierkampen Groep A Monday 22 December 2025 +3–0=0 +17.8
Chess Festival Groningen Compact Saturday 21 December 2024 +1–2=1 -0.3
Chess Festival Groningen Vierkampen Thursday 21 December 2023 +0–2=1 -21.9
NOSBO-competitie 2025-2026 ronde 4 Groep A Monday 19 January 2026 +1–0=0 +12.5
NOSBO-competitie 2025-2026 ronde 3 Groep A Friday 28 November 2025 +1–0=0
NOSBO-competitie 2025-2026 ronde 2 Groep A Monday 10 November 2025 +0–1=0 -14.4
S.C. Middelstum interne competitie 09-09-2025 t/m 30-09-2025 (020024) Tuesday 9 September 2025 +0–1=1 -19.9
S.C. Middelstum interne competitie 04-06-2025 t/m 05-09-2025 (020024) Wednesday 4 June 2025 +1–1=1 -17.0
NOSBO competitie 2024-2025 Januari 2025 Monday 13 January 2025 +0–0=1 -6.9
NOSBO competitie 2024-2025 Februari 2025 Wednesday 1 January 2025 +1–0=0 +4.7
NOSBO competitie 2024-2025 December 2024 Monday 25 November 2024 +0–0=1 -2.5
NOSBO competitie 2024-2025 November 2024 Monday 14 October 2024 +2–0=0 +20.2
NOSBO-competitie 2023-2024 April 2024 Sunday 1 October 2023 +1–0=1 +5.8
NOSBO-competitie 2023-2024 Maart 2024 Sunday 1 October 2023 +2–0=0 +15.4
NOSBO-competitie 2023-2024 Februari 2024 Sunday 1 October 2023 +1–0=0 +1.2
NOSBO-competitie 2023-2024 Januari 2024 Sunday 1 October 2023 +1–0=0 +12.1
NOSBO-competitie 2023-2024 December 2023 Sunday 1 October 2023 +1–0=0 +3.9
interne competitie SC Middelstum 2022-2023 Groep A Tuesday 13 September 2022 +9–5=4 -2.6

Rating History

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Peak Ratings

Classic 1855 Dec. 1, 2024
Rapid 1829 March 1, 2026
Blitz 1829 March 1, 2026

Games

Wins 25
Losses 12
Draws 11
Win Rate 52%

Performance by Color

Color Wins Draws Losses Win Rate
White 11 7 4 50%
Black 14 4 8 54%

Recent Matches

Bosveld, H.E.P. (Henk) (1816) Tuesday 20 January 2026 WIN +12.5
Zeng, H. (Henry) Wednesday 24 December 2025 WIN
Hoogeboom, B. (Boudewijn) (1724) Tuesday 23 December 2025 WIN +9.9
Hettinga, J. (Jaap) (1662) Monday 22 December 2025 WIN +7.9
Dijkstra, J. (Jaap) Tuesday 2 December 2025 WIN
Ris, G.J.R. (Gert-Jan) (1758) Monday 10 November 2025 LOSS -14.4
Melle van, J.P. (Joost) (1650) Tuesday 23 September 2025 DRAW -6.5
Brandsma, F. (Frits) (1822) Tuesday 9 September 2025 LOSS -13.5
Koster, A.G. (Bert) (1741) Thursday 24 July 2025 LOSS -16.2
Prins, B.H. (Be) (1665) Wednesday 23 July 2025 DRAW -6.0
Bekker, F. (Free) (1619) Thursday 17 July 2025 WIN +5.2
Groothof, J.P. (Jan) (1598) Tuesday 28 January 2025 WIN +4.7
Veenstra, K. (Klaas-Jan) (1634) Friday 17 January 2025 DRAW -6.9
Baars, T. (Tije) (1843) Monday 30 December 2024 DRAW -0.4
Plug, A.J. (Arjan) (1819) Sunday 29 December 2024 WIN +11.3
Omnes, T. (Tiago) (1899) Saturday 28 December 2024 LOSS -5.5
Dam van, N. (Nathan) (1890) Friday 27 December 2024 LOSS -5.6
Serier, J. (Hans) (1782) Tuesday 10 December 2024 DRAW -2.5
Smit, T. (Theo) (1835) Tuesday 19 November 2024 WIN +12.5
Schreuder, E.R. (Edwin) (1691) Tuesday 5 November 2024 WIN +7.7