KNSB FIDE
MR

Mart Ran

Rated since January 2023

1763 Classic
1725 Rapid
1775 Blitz

RIVALRY

Nemesis
Mank, A.H.C. (Ad)
Games: 4 · Win rate: 50%
Kryptonite
Wastiaux, R. (Roland)
Games: 6 · Win rate: 0%
Easy Target
Kok, P. (Pieter)
Games: 5 · Win rate: 100%

The good & the bad

Best wins
VELDEN VAN, R. (RUDOLF) 1948
11862 S.V. EsPion interne competitie 01-12-2025 t/m 22-12-2025 (080015) · Monday 1 December 2025
MANK, A.H.C. (AD) 1797
13957 S.V. EsPion interne competitie 15-06-2026 t/m 06-08-2026 (080015) · Monday 8 June 2026
TJONG-AKIET, R. (RAF) 1796
11760 S.V. EsPion interne competitie 28-07-2025 t/m 25-08-2025 (080015) · Monday 18 August 2025
VELLEKOOP, A. (ALFRED) 1781
11675 S.V. EsPion interne competitie 30-06-2025 t/m 21-07-2025 (080015) · Monday 7 July 2025
STEENSMA, F. (FRANK) 1776
13652 DecaChess Groep C · Sunday 12 April 2026
Worst losses
KRAAY, J. (JOS) 1400
11675 S.V. EsPion interne competitie 30-06-2025 t/m 21-07-2025 (080015) · Monday 14 July 2025
NIEBERG, D. (DEBBY) 1416
7881 SGA Competitie 2023-2024 3e Klasse A ronde 2 · Monday 6 November 2023
DERNIER, R.P. (RAYMOND) 1513
7712 EsPion interne competitie 2023-2024 Ronde 1-4 · Monday 9 October 2023
KOOLSTRA, J.R. (JAN) 1585
14154 S.V. EsPion interne competitie 06-07-2026 t/m 27-07-2026 (080015) · Monday 20 July 2026
TJONG-AKIET, R. (RAF) 1603
8436 EsPion interne competitie 2023-2024 Ronde 15 - 17 · Monday 12 February 2024
No FIDE-rated tournaments found.
S.V. EsPion interne competitie 06-07-2026 t/m 27-07-2026 (080015) Monday 8 June 2026 +4–5=3 -53.7
S.V. EsPion interne competitie 15-06-2026 t/m 06-08-2026 (080015) Monday 8 June 2026 +2–7=3 -26.2
SGA Rapidcompetitie 2026 3e Klasse voorronde Monday 18 May 2026 +1–3=2 -29.4
DecaChess Groep C Sunday 12 April 2026 +5–0=4 +48.7
S.V. EsPion interne competitie 11-05-2026 t/m 25-05-2026 (080015) Monday 2 February 2026 +1–0=1 +6.5
S.V. EsPion interne competitie 31-03-2026 t/m 20-04-2026 (080015) Monday 2 February 2026 +0–2=0 -14.0
S.V. EsPion interne competitie 02-03-2026 t/m 23-03-2026 (080015) Monday 2 February 2026 +2–1=0 +9.5
S.V. EsPion interne competitie 02-02-2026 t/m 23-02-2026 (080015) Monday 2 February 2026 +1–0=0 +6.5
SGA Competitie 2025-2026 3e Klasse A ronde 7 Wednesday 1 October 2025 +0–0=1 +9.1
SGA Competitie 2025-2026 Bronzen Beker Halve finale en finale Wednesday 1 October 2025 +0–1=1 -14.3
SGA Competitie 2025-2026 3e Klasse A ronde 5 en 6 Wednesday 1 October 2025 +0–2=0 -23.3
SGA Competitie 2025-2026 2e Klasse A ronde 4 Wednesday 1 October 2025 +0–1=0 -12.6
SGA Competitie 2025-2026 Bronzen Beker Kwartfinale Wednesday 1 October 2025 +1–0=0 +7.6
SGA Competitie 2025-2026 3e Klasse A ronde 4 Wednesday 1 October 2025 +1–0=0 +10.4
SGA Competitie 2025-2026 Bronzen Beker ronde 1 Wednesday 1 October 2025 +0–0=1 +1.0
SGA Competitie 2025-2026 3e Klasse A ronde 2 Wednesday 1 October 2025 +1–0=0 +5.6
SGA Competitie 2025-2026 3e Klasse A ronde 1 Wednesday 1 October 2025 +0–1=0
S.V. EsPion interne competitie 05-01-2026 t/m 26-01-2026 (080015) Monday 22 September 2025 +0–1=1 +5.2
S.V. EsPion interne competitie 01-12-2025 t/m 22-12-2025 (080015) Monday 22 September 2025 +1–0=0 +18.8
S.V. EsPion interne competitie 03-11-2025 t/m 24-11-2025 (080015) Monday 22 September 2025 +2–0=1 +17.5
S.V. EsPion interne competitie 29-09-2025 t/m 27-10-2025 (080015) Monday 22 September 2025 +0–2=0 -17.8
S.V. EsPion interne competitie 28-07-2025 t/m 25-08-2025 (080015) Monday 2 June 2025 +7–2=0 +33.6
S.V. EsPion interne competitie 30-06-2025 t/m 21-07-2025 (080015) Monday 2 June 2025 +7–1=0 +36.4
S.V. EsPion interne competitie 02-06-2025 t/m 23-06-2025 (080015) Monday 2 June 2025 +3–2=3 -7.4
SGA Rapidcompetitie 2025 3e Klasse voorrondes Monday 19 May 2025 +3–4=2 -32.0
S.V. EsPion interne competitie 12-05-2025 t/m 26-05-2025 (080015) Monday 3 February 2025 +0–0=2 -2.4
S.V. EsPion interne competitie 31-03-2025 t/m 28-04-2025 (080015) Monday 3 February 2025 +1–2=0 -23.9
S.V. EsPion interne competitie 03-03-2025 t/m 24-03-2025 (080015) Monday 3 February 2025 +1–1=1 +9.4
S.V. EsPion interne competitie 03-02-2025 t/m 24-02-2025 (080015) Monday 3 February 2025 +2–1=0 +1.9
Kees Besselink Groep B Sunday 17 November 2024 +2–3=2 -43.5
SGA Competitie 2024-2025 4e Klasse ronde 7 Monday 30 September 2024 +0–1=0 -10.4
SGA Competitie 2024-2025 2e Klasse B Ronde 7 Monday 30 September 2024 +0–1=0 -4.0
SGA Competitie 2024-2025 4e Klasse ronde 6 Monday 30 September 2024 +0–0=1 -1.3
SGA Competitie 2024-2025 4e Klasse ronde 5 Monday 30 September 2024 +0–0=1 +1.7
SGA Competitie 2024-2025 4e Klasse ronde 4 Monday 30 September 2024 +0–0=1 -2.3
SGA Competitie 2024-2025 2e Klasse B Ronde 3 Monday 30 September 2024 +0–0=1 +0.6
SGA Competitie 2024-2025 4e Klasse ronde 2 Monday 30 September 2024 +0–0=1
SGA Competitie 2024-2025 4e Klasse ronde 1 Monday 30 September 2024 +1–0=0 +7.8
S.V. EsPion interne competitie 27-01-2025 t/m 27-01-2025 (080015) Monday 23 September 2024 +0–0=1 -2.9
S.V. EsPion interne competitie 06-01-2025 t/m 20-01-2025 (080015) Monday 23 September 2024 +1–0=1 +8.9
S.V. EsPion interne competitie 28-10-2024 t/m 23-12-2024 (080015) Monday 23 September 2024 +0–2=1 -26.3
S.V. EsPion interne competitie 23-09-2024 t/m 21-10-2024 (080015) Monday 23 September 2024 +1–0=3 +13.0
EsPion interne competitie 2023-2024 Voorjaar ronde 15-17 Monday 2 October 2023 +1–0=1 +8.8
EsPion interne competitie 2023-2024 Voorjaar ronde 11-14 Monday 2 October 2023 +1–1=1 +2.3
EsPion interne competitie 2023-2024 Voorjaar ronde 6-10 Monday 2 October 2023 +1–2=0 -15.9
EsPion interne competitie 2023-2024 Voorjaar ronde 2-5 Monday 2 October 2023 +2–2=0 -7.2
EsPion interne competitie 2023-2024 Ronde 1 Monday 2 October 2023 +1–0=0 +6.7
EsPion interne competitie 2023-2024 Ronde 15 - 17 Monday 2 October 2023 +0–2=0 -16.2
EsPion interne competitie 2023-2024 Ronde 12 - 14 Monday 2 October 2023 +0–0=2 +13.3
EsPion interne competitie 2023-2024 Ronde 9 - 11 Monday 2 October 2023 +1–1=0 +2.8
EsPion interne competitie 2023-2024 Ronde 5-8 Monday 2 October 2023 +2–0=0 +11.9
EsPion interne competitie 2023-2024 Ronde 1-4 Monday 2 October 2023 +1–1=2 -28.5
SGA Competitie 2023-2024 3e Klasse A ronde 6 en 7 Sunday 1 October 2023 +1–0=1 +10.0
SGA Competitie 2023-2024 3e Klasse A ronde 5 Sunday 1 October 2023 +0–0=1 -3.7
SGA Competitie 2023-2024 3e Klasse A ronde 4 Sunday 1 October 2023 +1–0=0 +6.0
SGA Competitie 2023-2024 3e Klasse A ronde 2 Sunday 1 October 2023 +0–1=0 -19.4
KNSB competitie 2023-2024 Klasse 5 ronde 5 Saturday 16 September 2023 +0–0=1 +0.3
SGA Competitie 2022-2023 3e Klasse A ronde 7 Saturday 1 October 2022 +0–0=1 -9.9
SGA Competitie 2022-2023 3e Klasse A ronde 5 en 6 Saturday 1 October 2022 +1–0=1 +1.5
SGA Competitie 2022-2023 3e Klasse A ronde 4 Saturday 1 October 2022 +1–0=0 +7.1
EsPion Interne competitie 2022-2023 Voorjaar 2023 ronde 17 Monday 26 September 2022 +1–0=0 +12.2
EsPion Interne competitie 2022-2023 Voorjaar 2023 ronde 13 - 16 Monday 26 September 2022 +2–0=1 +17.1
EsPion Interne competitie 2022-2023 Voorjaar 2023 ronde 8 - 12 Monday 26 September 2022 +2–2=1 -0.8
EsPion Interne competitie 2022-2023 Voorjaar 2023 ronde 4 - 7 Monday 26 September 2022 +1–1=1 +3.5
EsPion Interne competitie 2022-2023 Voorjaar 2023 ronde 1 - 3 Monday 26 September 2022 +2–1=0 +7.5
EsPion Interne competitie 2022-2023 Najaar 2022 Ronde 14-16 Monday 26 September 2022 +1–1=0 +4.4
EsPion Interne competitie 2022-2023 Najaar 2022 ronde 10-13 Monday 26 September 2022 +0–1=0 -9.1

Team Competition

Current teams
EsPion
Bronzen Beker · 2025-2026 · 4 games
EsPion 2
2e Klasse A · 2025-2026 · 1 game
EsPion 3
3e Klasse A · 2025-2026 · 6 games
Past teams
EsPion 2
2e Klasse B · 2024-2025
EsPion 3
4e Klasse · 2024-2025
EsPion 1
Klasse 5G · 2023-2024
EsPion 2
3e Klasse A · 2023-2024

Rating History

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Peak Ratings

Classic 1798 Nov. 1, 2024
Rapid 1834 May 1, 2026
Blitz 1789 March 1, 2026

Games

Wins 74
Losses 62
Draws 53
Win Rate 39%

Performance by Color

Color Wins Draws Losses Win Rate
White 37 32 24 40%
Black 37 21 38 39%

Recent Matches

Humerczyk, H.H. (Hubert) (1842) Monday 27 July 2026 LOSS -11.2
Wastiaux, R. (Roland) (1867) Monday 27 July 2026 LOSS -10.4
Rijn van, A. (André) (1667) Monday 27 July 2026 DRAW -4.6
Wieringa, E.A. (Ric) (1743) Monday 20 July 2026 LOSS -14.7
Koolstra, J.R. (Jan) (1585) Monday 20 July 2026 LOSS -19.5
Thoen, H. (Hylke) (1679) Monday 20 July 2026 WIN +8.2
Koolstra, J. (Jacques) (1625) Monday 13 July 2026 DRAW -5.9
Slooten van, R. (Rob) (1727) Monday 13 July 2026 LOSS -15.2
Stagge, W.L.B. (Willem) (1719) Monday 13 July 2026 WIN +9.5
Admiraal, R.M. (Ron) (1646) Monday 6 July 2026 WIN +7.2
Kips, D. (David) (1651) Monday 6 July 2026 WIN +7.4
Blees, G. (Gerard) (1666) Monday 6 July 2026 DRAW -4.7
Alpherts, W.C.J. (Willem) (1795) Monday 29 June 2026 DRAW -1.4
Daalen van, T.M. (Tim) (1906) Monday 29 June 2026 LOSS -10.0
Metz, J. (Johan) (1879) Monday 29 June 2026 LOSS -10.9
Bautista, K.C. (Keith) (2056) Monday 22 June 2026 DRAW +7.0
FM Houben, J.P. (Jaap) (2309) Monday 22 June 2026 LOSS -1.2
Veer, W.N. (Wim) (2170) Monday 22 June 2026 LOSS -3.0
Tjong-Akiet, R. (Raf) (1762) Monday 15 June 2026 WIN +10.0
Dekker, C. (Constantijn) (1999) Monday 15 June 2026 LOSS -7.1