JB
Jan Boersma
RIVALRY
The good & the bad
Best wins
GOES, S.F. (STEN)
2243
10470 Tata Steel Chess Tournament 2026 Tienkampen · 2026-01-25
PIJKEREN, J. (JAN)
2187
7802 KNSB competitie 2023-2024 Klasse 1 ronde 4 · 2023-11-25
6250 Chess Festival Groningen Compact A · 2022-12-30
9791 Hoogeveen Schaaktoernooi Amateur Middag · 2024-10-30
ROORDA, C. (CAS)
2109
9837 K.S.C. Philidor 1847 interne competitie 29-10-2024 t/m 19-11-2024 (010026) · 2024-11-05
Worst losses
7338 playoffs philidor Ronde 1 t/m n · 2023-03-28
ROORDA, C. (CAS)
1879
7581 K.S.C. Philidor 1847 interne competitie 12-09-2023 t/m 19-09-2023 (010026) · 2023-09-19
ETIENNE, G. (GHILON)
1955
11706 Open NK Schaken 2025 Reserve A · 2025-07-24
9791 Hoogeveen Schaaktoernooi Amateur Middag · 2024-11-02
ZECHA, O.A. (OSCAR)
1987
7753 Hoogeveen 2023 Open Groep A · 2023-10-26
K.S.C. Philidor 1847 interne competitie 29-10-2024 t/m 19-11-2024 (010026)
Mon, Sep 9, 2024
+1–0=0
+12.9
K.S.C. Philidor 1847 interne competitie 01-10-2024 t/m 22-10-2024 (010026)
Mon, Sep 9, 2024
+4–0=0
+25.9
K.S.C. Philidor 1847 interne competitie 10-09-2024 t/m 24-09-2024 (010026)
Mon, Sep 9, 2024
+2–0=1
+20.5
K.S.C. Philidor 1847 interne competitie 19-03-2024 t/m 28-05-2024 (010026)
Tue, Mar 19, 2024
+3–0=0
+13.6
K.S.C. Philidor 1847 interne competitie 31-10-2023 t/m 21-11-2023 (010026)
Tue, Sep 12, 2023
+3–0=0
+21.2
K.S.C. Philidor 1847 interne competitie 26-09-2023 t/m 24-10-2023 (010026)
Tue, Sep 12, 2023
+1–0=1
+7.0
K.S.C. Philidor 1847 interne competitie 12-09-2023 t/m 19-09-2023 (010026)
Tue, Sep 12, 2023
+1–1=0
-2.4
K.S.C. Philidor 1847 interne competitie 30-11-2022 t/m 20-12-2022 (010026)
Sun, Nov 27, 2022
+2–0=2
+26.0
K.S.C. Philidor 1847 interne competitie 28-02-2023 t/m 28-02-2023 (010026)
Tue, Sep 13, 2022
+1–0=0
+10.7
K.S.C. Philidor 1847 interne competitie 27-12-2022 t/m 21-02-2023 (010026)
Tue, Sep 13, 2022
+0–0=2
+3.0
K.S.C. Philidor 1847 interne competitie 02-11-2022 t/m 23-11-2022 (010026)
Tue, Sep 13, 2022
+1–0=1
+18.6
Rating History
Loading rating history...
Peak Ratings
Classic
2149
Feb. 1, 2025
Rapid
2142
March 1, 2026
Blitz
2142
March 1, 2026
Games
Wins
66
Losses
21
Draws
92
Win Rate
37%
Performance by Color
| Color | Wins | Draws | Losses | Win Rate |
|---|---|---|---|---|
| White | 35 | 47 | 8 | 39% |
| Black | 31 | 45 | 13 | 35% |
Recent Matches
WIM Weersel van, A. (Arlette)
(2141)
2026-02-07
DRAW
+0.7
Borst, F. (Filip)
(2026)
2026-01-31
DRAW
-2.4
Termeulen, A. (Albert)
(2070)
2026-01-30
DRAW
-0.8
Frans, R.P. (Richard)
(2099)
2026-01-28
DRAW
+0.2
Vries de, L.J.A. (Leon)
(2062)
2026-01-27
DRAW
-1.1
Pavoordt van de, M. (Max)
(2178)
2026-01-26
DRAW
+2.9
Goes, S.F. (Sten)
(2243)
2026-01-25
WIN
+17.5
Woudsma, M. (Martijn)
(2151)
2026-01-24
DRAW
+2.0
Schlette, M. (Marc)
(2189)
2026-01-23
DRAW
+3.3
Abma, K. (Klaas)
(1885)
2026-01-15
WIN
+5.8
Putten van, H.T. (Henk)
(2089)
2025-12-30
DRAW
-0.1
CM Dam ten, B. (Bram)
(2192)
2025-12-29
LOSS
-9.1
Vroombout, E.G.A. (Enrico)
(2128)
2025-12-28
WIN
+13.7
Sijpkens, M. (Michiel)
(1979)
2025-12-27
WIN
+8.6
Buurstra, R. (Richard)
(1942)
2025-12-26
WIN
+7.5
Mil van, L.H.F. (Lucas)
(2126)
2025-12-13
DRAW
+1.2
Sleeckx, A. (Alexander)
(2096)
2025-11-22
DRAW
-0.1
Urk van, A. (Auke)
(1863)
2025-11-20
DRAW
-7.4
Oorebeek, E. (Erwin)
(2162)
2025-11-01
DRAW
+2.2
Witte de, W. (Wiebe)
(1965)
2025-10-25
DRAW
-3.7