KNSB FIDE
FG

Frits Gieltjes

Rated since January 2023

1774 Classic
1764 Rapid
1764 Blitz

Team Competition

Current teams
Wageningen 1
1B · 2025-2026 · 5 games
Wageningen 4
Klasse 5E · 2025-2026 · 6 games
Past teams
Wageningen 4
Klasse 5C · 2024-2025
2 games
Wageningen 4
Klasse 5C · 2023-2024
1 game
Wageningen 1
HKC · 2022-2023
3 games
Wageningen 3
Klasse 5C · 2022-2023
1 game
Wageningen 1
HKC · 2021-2022
1 game
Wageningen 2
2B · 2021-2022
4 games
S.V. Wageningen 1
HKC · 2019-2020
3 games

RIVALRY

Not enough games to determine rivalries yet.

The good & the bad

Best wins
WAL VAN DE, G.J. (GEURT) 1730
10471 Tata Steel Chess Tournament 2026 Weekendvierkampem · Saturday 17 January 2026
HERTOG DEN, A. (ADRIAAN) 1699
12776 SOS competitie 2025/2026 Lijst 1 apr · Wednesday 11 March 2026
BAKKER, J. (JAN) 1691
12777 SOS competitie 2025/2026 Lijst 1 mei · Tuesday 14 April 2026
HOOGERDUIJN, H. (HANS) 1626
5711 SOS Competitie 2022/2023 December 2022 · Wednesday 30 November 2022
DEENIK, K. (KEVIN) 1588
12051 SOS competitie 2025/2026 Lijst 1 Nov · Friday 26 September 2025
Worst losses
BEERDSEN, M.H. (MARCO) 1648
5713 SOS Competitie 2022/2023 Februari 2023 · Wednesday 8 February 2023
MOSTERD, J. (JOHAN) 1692
12992 KNSB competitie 2025-2026 Klasse 5 ronde 6 · Saturday 7 February 2026
KRUSE, C. (CHRIS) 1707
12774 SOS competitie 2025/2026 Lijst 1 feb · Wednesday 14 January 2026
HENSBERGEN VAN, M. (MITCH) 1791
13315 KNSB competitie 2025-2026 Klasse 5 ronde 5 · Saturday 28 March 2026
GROEN, E.C. (EDWIN) 1822
12594 KNSB competitie 2025-2026 Klasse 5 ronde 4 · Saturday 13 December 2025
Tata Steel Chess Tournament 2026 Weekendvierkampem Friday 16 January 2026 +1–0=2 +9.8
KNSB competitie 2025-2026 Klasse 5 ronde 5 Saturday 20 September 2025 +0–1=0 -11.6
KNSB competitie 2025-2026 Klasse 5 ronde 6 Saturday 20 September 2025 +0–1=0 -15.6
KNSB competitie 2025-2026 Klasse 5 ronde 4 Saturday 20 September 2025 +0–1=0 -11.7
KNSB competitie 2025-2026 Klasse 5 Ronde 3 Saturday 20 September 2025 +0–1=0 -10.4
KNSB competitie 2025-2026 Klasse 5 ronde 2 Saturday 20 September 2025 +0–0=1 -0.7
KNSB competitie 2025-2026 Klasse 5 ronde 1 Saturday 20 September 2025 +0–1=0 -11.7
SOS competitie 2025/2026 Lijst 1 mei Monday 1 September 2025 +1–0=0 +10.0
SOS competitie 2025/2026 Lijst 1 apr Monday 1 September 2025 +1–0=0 +10.2
SOS competitie 2025/2026 Lijst 1 feb Monday 1 September 2025 +0–1=0 -15.2
SOS competitie 2025/2026 Lijst 1 Dec Monday 1 September 2025 +0–1=0 -9.0
SOS competitie 2025/2026 Lijst 1 Nov Monday 1 September 2025 +1–0=0 +5.1
KNSB competitie 2024-2025 Klasse 5 ronde 7 Saturday 21 September 2024 +0–0=1 -3.2
KNSB competitie 2024-2025 Klasse 5 ronde 5 Saturday 21 September 2024 +0–1=0 -9.7
KNSB competitie 2023-2024 Klasse 5 ronde 4 Saturday 16 September 2023 +0–0=1 -6.0
SOS Competitie 2022/2023 Februari 2023 Monday 12 September 2022 +0–1=0 -16.1
SOS Competitie 2022/2023 December 2022 Monday 12 September 2022 +1–0=0 +8.5

Rating History

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Peak Ratings

Classic 1838 March 1, 2024
Rapid 1765 March 1, 2026
Blitz 1765 March 1, 2026

Games

Wins 5
Losses 9
Draws 5
Win Rate 26%

Performance by Color

Color Wins Draws Losses Win Rate
White 2 3 5 20%
Black 3 2 4 33%

Recent Matches

Bakker, J. (Jan) (1691) Tuesday 14 April 2026 WIN +10.0
Hensbergen van, M. (Mitch) (1791) Saturday 28 March 2026 LOSS -11.6
Hertog den, A. (Adriaan) (1699) Wednesday 11 March 2026 WIN +10.2
Mosterd, J. (Johan) (1692) Saturday 7 February 2026 LOSS -15.6
Roebers, B.M. (Bregje) (1775) Sunday 18 January 2026 DRAW -0.4
Wal van de, G.J. (Geurt) (1730) Saturday 17 January 2026 WIN +10.6
Reurs, F.N. (Frank) (1775) Friday 16 January 2026 DRAW -0.4
Kruse, C. (Chris) (1707) Wednesday 14 January 2026 LOSS -15.2
Groen, E.C. (Edwin) (1822) Saturday 13 December 2025 LOSS -11.7
Weersel van, D. (Dustin) (1879) Saturday 22 November 2025 LOSS -10.4
Keijzer de, C.A. (Corstiaan) (1920) Wednesday 19 November 2025 LOSS -9.0
Koeleman, G.M. (Gerard) (1798) Saturday 1 November 2025 DRAW -0.7
Paus de, P.L. (Pieter) (1847) Saturday 4 October 2025 LOSS -11.7
Deenik, K. (Kevin) (1588) Friday 26 September 2025 WIN +5.1
Nuland van, T.H.A.M. (Dirk) (1736) Saturday 5 April 2025 DRAW -3.2
Leeftink, G. (Gerbert) (1918) Saturday 8 February 2025 LOSS -9.7
Borggreve, M.H.M. (Martin) (1551) Saturday 16 December 2023 DRAW -6.0
Beerdsen, M.H. (Marco) (1648) Wednesday 8 February 2023 LOSS -16.1
Hoogerduijn, H. (Hans) (1626) Wednesday 30 November 2022 WIN +8.5