KNSB FIDE
HP

Hanjo Petersen

Rated since January 2023

1964 Classic
1973 Rapid
1973 Blitz

RIVALRY

Nemesis
Roest, T.A. (Thomas)
Games: 3 · Win rate: 100%
Kryptonite
Officier, T.G. (Tom)
Games: 3 · Win rate: 0%

The good & the bad

Best wins
HACQUEBORD, T. (TJERK) 2035
6732 KNSB competitie 2022-2023 Klasse 4 ronde 7 · Saturday 11 March 2023
NAAIJER, M. (MARTIJN) 2021
12991 KNSB competitie 2025-2026 Klasse 4 ronde 7 · Saturday 7 February 2026
KOOIJ VAN DER, P. (PAUL) 1949
11993 KNSB competitie 2025-2026 Klasse 4 ronde 2 · Saturday 4 October 2025
DRIE VAN, R. (RIK) 1948
9647 SOS Competitie 2024/2025 2024-10 · Friday 13 September 2024
KAEMINGK, J.G. (JOHANN) 1927
12409 KNSB competitie 2025-2026 Klasse 4 Ronde 4 · Saturday 22 November 2025
Worst losses
GRAAF DE, J. (JACOB) 1651
5716 SOS Competitie 2022/2023 Mei · Friday 26 May 2023
REESKAMP, S. (SICCO) 1750
12471 SOS competitie 2025/2026 Lijst 1 jan · Thursday 27 November 2025
HOFSTEE, M.G. (MARTIJN) 1796
6235 KNSB competitie 2022-2023 Klasse 4 ronde 5 · Saturday 17 December 2022
HOOGAKKER, P. (PETER) 1845
6967 KNSB competitie 2022-2023 Klasse 4 ronde 8 · Saturday 1 April 2023
BOVENS, N.L.A. (NOËL) 1874
8099 SOS Competitie 2023/2024 Februari 2024 · Tuesday 6 February 2024
No FIDE-rated tournaments found.
KNSB competitie 2025-2026 Klasse 4 ronde 9 Saturday 20 September 2025 +1–0=0 +6.7
KNSB competitie 2025-2026 Klasse 4 ronde 6 Saturday 20 September 2025 +3–0=0 +34.1
KNSB competitie 2025-2026 Klasse 4 ronde 8 Saturday 20 September 2025 +0–3=0 -21.7
KNSB competitie 2025-2026 Klasse 4 ronde 7 Saturday 20 September 2025 +1–0=0 +17.5
KNSB competitie 2025-2026 Klasse 4 ronde 5 Saturday 20 September 2025 +0–1=0 -16.4
KNSB competitie 2025-2026 Klasse 4 Ronde 4 Saturday 20 September 2025 +1–0=0 +13.6
KNSB competitie 2025-2026 Klasse 4 ronde 3 Saturday 20 September 2025 +1–0=0 +11.9
KNSB competitie 2025-2026 Klasse 4 ronde 2 Saturday 20 September 2025 +1–0=0 +16.1
KNSB competitie 2025-2026 Klasse 4 ronde 1 Saturday 20 September 2025 +1–0=0 +12.4
SOS competitie 2025/2026 Lijst 1 mei Monday 1 September 2025 +0–1=0 -16.0
SOS competitie 2025/2026 Lijst 1 apr Monday 1 September 2025 +0–3=0 -55.0
SOS competitie 2025/2026 Lijst 1 mrt Monday 1 September 2025 +1–0=0 +9.6
SOS competitie 2025/2026 Lijst 1 feb Monday 1 September 2025 +0–1=0 -15.9
SOS competitie 2025/2026 Lijst 1 jan Monday 1 September 2025 +0–1=0 -25.2
SOS competitie 2025/2026 Lijst 1 Dec Monday 1 September 2025 +1–0=0 +11.6
SOS competitie 2025/2026 Lijst 1 Nov Monday 1 September 2025 +1–0=0 +9.5
KNSB competitie 2024-2025 Klasse 4 ronde 9 en uitgestelde wedstrijd … Saturday 21 September 2024 +1–0=0 +10.0
KNSB competitie 2024-2025 Klasse 4 ronde 8 Saturday 21 September 2024 +0–0=1 +1.2
KNSB competitie 2024-2025 Klasse 4 ronde 7 Saturday 21 September 2024 +1–0=0 +13.2
KNSB competitie 2024-2025 Klasse 4 ronde 6 Saturday 21 September 2024 +1–0=0 +14.1
KNSB competitie 2024-2025 Klasse 4 ronde 5 Saturday 21 September 2024 +1–0=0 +15.9
KNSB competitie 2024-2025 Klasse 4 ronde 4 Saturday 21 September 2024 +0–1=0 -12.6
KNSB competitie 2024-2025 Klasse 4 ronde 3 Saturday 21 September 2024 +0–0=1 +2.4
SOS Competitie 2024/2025 2025-04 Sunday 1 September 2024 +1–0=0 +12.8
SOS Competitie 2024/2025 2025-03 Sunday 1 September 2024 +0–0=1 +2.3
SOS Competitie 2024/2025 2025-02 Sunday 1 September 2024 +0–0=1 -12.9
SOS Competitie 2024/2025 2025-01 Sunday 1 September 2024 +0–1=0 -13.6
SOS Competitie 2024/2025 2024-11 Sunday 1 September 2024 +1–0=0 +16.6
SOS Competitie 2024/2025 2024-10 Sunday 1 September 2024 +1–0=0 +24.0
KNSB competitie 2023-2024 Klasse 5 ronde 7 Saturday 16 September 2023 +0–0=1 -1.7
KNSB competitie 2023-2024 Klasse 5 ronde 6 Saturday 16 September 2023 +0–0=1 +1.6
KNSB competitie 2023-2024 Klasse 5 ronde 5 Saturday 16 September 2023 +0–0=1 -11.2
KNSB competitie 2023-2024 Klasse 5 ronde 4 Saturday 16 September 2023 +1–0=0 +10.9
KNSB competitie 2023-2024 Klasse 5 ronde 3 Saturday 16 September 2023 +1–0=0 +7.6
KNSB competitie 2023-2024 Klasse 5 ronde 1 Saturday 16 September 2023 +1–0=0 +13.0
SOS Competitie 2023/2024 Mei 2024 Friday 1 September 2023 +0–1=0 -18.7
SOS Competitie 2023/2024 April 2024 Friday 1 September 2023 +0–0=1 +3.5
SOS Competitie 2023/2024 Februari 2024 Friday 1 September 2023 +0–1=0 -20.0
SOS Competitie 2023/2024 Januari 2024 Friday 1 September 2023 +0–1=0 -13.6
SOS Competitie 2023/2024 December 2023 Friday 1 September 2023 +1–0=0 +27.4
SOS Competitie 2023/2024 Oktober 2023 Friday 1 September 2023 +1–0=0 +11.7
SOS Competitie 2023/2024 September 2023 Friday 1 September 2023 +0–0=1 +8.4
KNSB competitie 2022-2023 Klasse 4 ronde 8 Saturday 17 September 2022 +0–1=0 -28.4
KNSB competitie 2022-2023 Klasse 4 ronde 7 Saturday 17 September 2022 +1–0=0 +51.3
KNSB competitie 2022-2023 Klasse 4 ronde 6 Saturday 17 September 2022 +1–0=0 +26.2
KNSB competitie 2022-2023 Klasse 4 ronde 5 Saturday 17 September 2022 +0–1=0 -27.4
KNSB competitie 2022-2023 Klasse 4 ronde 4 Saturday 17 September 2022 +1–0=0 +46.9
SOS Competitie 2022/2023 Mei Monday 12 September 2022 +0–1=0 -38.7
SOS Competitie 2022/2023 April 2023(K3) Monday 12 September 2022 +1–0=0 +4.8
SOS Competitie 2022/2023 Maart 2023(K3) Monday 12 September 2022 +1–0=0 +16.3
SOS Competitie 2022/2023 Februari 2023 Monday 12 September 2022 +2–0=0 +51.3
SOS Competitie 2022/2023 Januari 2023 Monday 12 September 2022 +1–0=0

Rating History

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Peak Ratings

Classic 2017 Dec. 1, 2025
Rapid 1987 March 1, 2026
Blitz 1987 March 1, 2026

Games

Wins 32
Losses 18
Draws 9
Win Rate 54%

Performance by Color

Color Wins Draws Losses Win Rate
White 15 5 11 48%
Black 17 4 7 61%

Recent Matches

Blom, S.C. (Stefan) (1931) Friday 17 April 2026 LOSS -16.0
Eigenraam, A.E. (Sander) (1765) Saturday 11 April 2026 WIN +6.7
Roest, T.A. (Thomas) (1905) Saturday 28 March 2026 WIN +11.4
Roest, T.A. (Thomas) (1905) Saturday 28 March 2026 WIN +11.4
Roest, T.A. (Thomas) (1905) Saturday 28 March 2026 WIN +11.4
Officier, T.G. (Tom) (1897) Friday 13 March 2026 LOSS -18.3
Officier, T.G. (Tom) (1897) Friday 13 March 2026 LOSS -18.3
Officier, T.G. (Tom) (1897) Friday 13 March 2026 LOSS -18.3
FM Nieuwenhuis, P.P.M. (Pieter) (2183) Saturday 7 March 2026 LOSS -7.2
FM Nieuwenhuis, P.P.M. (Pieter) (2183) Saturday 7 March 2026 LOSS -7.2
FM Nieuwenhuis, P.P.M. (Pieter) (2183) Saturday 7 March 2026 LOSS -7.2
Brandenburg, M. (Melchior) (1826) Monday 9 February 2026 WIN +9.6
Naaijer, M. (Martijn) (2021) Saturday 7 February 2026 WIN +17.5
Kate ten, G. (Gustav) (1987) Friday 16 January 2026 LOSS -15.9
Engen van, H.J. (Herman) (1994) Saturday 13 December 2025 LOSS -16.4
Reeskamp, S. (Sicco) (1750) Thursday 27 November 2025 LOSS -25.2
Kaemingk, J.G. (Johann) (1927) Saturday 22 November 2025 WIN +13.6
Stok, J. (Joris) (1881) Friday 7 November 2025 WIN +11.6
Vries de, C. (Carel) (1887) Saturday 1 November 2025 WIN +11.9
Kooij van der, P. (Paul) (1949) Saturday 4 October 2025 WIN +16.1