KNSB FIDE
SS

Sarah Schipper

Rated since January 2023

1357 Classic
1401 Rapid
1359 Blitz

RIVALRY

Nemesis
Kaptein, V. (Valentijn)
Games: 4 · Win rate: 50%
Kryptonite
Koopman, W. (Wart)
Games: 6 · Win rate: 0%
Easy Target
Klauber, D. (Daniel)
Games: 3 · Win rate: 100%

The good & the bad

Best wins
BOGAART VAN DEN, E. (ERNST) 1734
13887 NOSBO PJK 2026 JCC AB · Sunday 31 May 2026
PIJPER, J. (JESSE) 1722
13887 NOSBO PJK 2026 JCC AB · Sunday 31 May 2026
SPRONG, M. (MEHRAN) 1642
10750 Kwalificatie NK ABC 3 Groep C · Saturday 22 February 2025
SCHULS, O. (OLAV) 1397
8850 GP Schaakwoude Groep A · Friday 29 March 2024
KRUIZE, B. (BEN) 1359
12376 GP Leek-Roden 2025 Groep A · Saturday 15 November 2025
Worst losses
RUTTEN, L.C.P. (LENTHE) 541
6593 NJK kwalificatietoernooi 3 Groep C meisjes · Saturday 18 February 2023
OUDERKERKEN, E. (ELBRICH) 563
6484 GP Bolsward Groep A · Saturday 21 January 2023
BRUINS, N.E. (NENA) 571
6722 Emmen GP 2023 Groep A · Saturday 4 March 2023
JONG DE, G. (GIDEON) 583
6722 Emmen GP 2023 Groep A · Saturday 4 March 2023
OLIVEIRO, N.E. (NOE) 589
6755 NOSBO FSB 2022-2023 NJC JCC - ABC · Saturday 18 March 2023
Open groep Paardensprongtoernooi 2016 Groep A Saturday 18 April 2026 +4–4=0 +19.6
GP Staunton Groningen Groep A Sunday 28 December 2025 +2–5=0 -57.2
GP Staunton Chessfestival 2024 Groep A Saturday 28 December 2024 +2–5=0 -58.3
GP Chessfestival Groningen, 2023 Thursday 28 December 2023 +4–1=2 +36.5
NJSK B-meisjes Saturday 25 April 2026 +1–6=0 -21.9
Kwalificatie 4 NK ABC Groep B Saturday 14 March 2026 +1–6=0
NOSBO PJK 2026 JCC AB Thursday 1 January 2026 +2–3=0 +61.1
NOSBO PJK 2026 NJC mei 2026 Thursday 1 January 2026 +0–1=0 -5.0
NOSBO PJK 2026 NJC april 2026 Thursday 1 January 2026 +1–0=0 +21.2
NOSBO PJK 2026 NJC maart 2026 Thursday 1 January 2026 +1–1=0 +17.0
GP Leek-Roden 2025 Groep A Saturday 15 November 2025 +3–3=1 -16.2
GP Lytje Willem 2025 Groep A Saturday 20 September 2025 +3–4=0 -25.1
Kwalificatie NK ABC 3 Groep C Saturday 22 February 2025 +2–4=1
Paardensprong Open groep 2025 Groep A Saturday 15 February 2025 +5–3=0 +37.0
GP Philidor Groep A Saturday 25 January 2025 +1–2=4 -10.8
NOSBO JCC JCC C Wednesday 1 January 2025 +2–4=1 +10.3
NOSBO JCC JCC AB Wednesday 1 January 2025 +0–5=0 -6.9
NOSBO JCC Mei 2025 Wednesday 1 January 2025 +0–1=0 -3.4
NOSBO JCC April 2025 Wednesday 1 January 2025 +0–1=0 -3.7
NOSBO JCC Maart 2025 Wednesday 1 January 2025 +0–1=0 -20.2
GP De Donger Groep A Saturday 21 December 2024 +2–3=2 -18.5
GP Bolsward 2024 Groep A Saturday 7 December 2024 +3–1=0 +46.0
GP Twee Kastelen 2024 Groep A Saturday 30 November 2024 +4–3=0 +23.0
GP Ten Boer 2024 Groep A Saturday 2 November 2024 +1–5=0 -84.0
Lytje Willem GP 2024 Groep A Saturday 19 October 2024 +5–1=1 +65.1
GP Leek/Roden 2024 Groep A Saturday 12 October 2024 +4–2=0 +33.3
GP-finale NOSBO-FSB 2024 Groep A Sunday 9 June 2024 +4–2=1 +37.7
GP Jan Oldenkamp 2024 Groep A Saturday 18 May 2024 +0–4=1 -69.9
NJSK Meisjes C Saturday 27 April 2024 +0–6=1 -18.6
GP Schaakwoude Groep A Friday 29 March 2024 +3–3=1 -19.7
GP Emmen 2024 Groep A Saturday 16 March 2024 +2–3=0 -10.7
Kwalificatie NK ABC 3 Meisjes C Saturday 10 February 2024 +5–2=0 +99.8
GP Dokkum Groep A Saturday 13 January 2024 +3–4=0 -8.9
GP Sint Jabik 2023 Groep A Saturday 16 December 2023 +5–0=1 +59.5
GP Bolsward 9 dec 2023 Groep A Saturday 9 December 2023 +1–4=2 -54.1
NOSBO FSB jeugd 2023-2024 ONNJK 2024 Wednesday 1 November 2023 +3–4=0 -1.9
NOSBO FSB jeugd 2023-2024 JCC C Wednesday 1 November 2023 +0–7=1 -18.7
NOSBO FSB jeugd 2023-2024 Juni 2024 Wednesday 1 November 2023 +0–1=0 -14.9
NOSBO FSB jeugd 2023-2024 PJK AB Wednesday 1 November 2023 +1–4=0 -15.3
NOSBO FSB jeugd 2023-2024 Mei 2024 Wednesday 1 November 2023 +0–1=0 -0.6
NOSBO FSB jeugd 2023-2024 April 2024 Wednesday 1 November 2023 +0–0=1 -2.7
NOSBO FSB jeugd 2023-2024 Maart 2024 Wednesday 1 November 2023 +0–1=0 -13.9
NOSBO FSB jeugd 2023-2024 Paardensprong Opengroep Wednesday 1 November 2023 +4–4=0 -65.1
NOSBO FSB jeugd 2023-2024 Februari 2024 Wednesday 1 November 2023 +0–1=0 -25.2
NOSBO FSB jeugd 2023-2024 Januari 2024 Wednesday 1 November 2023 +0–1=0
NOSBO FSB jeugd 2023-2024 December 2023 Wednesday 1 November 2023 +0–1=0 -10.1
NOSBO FSB jeugd 2023-2024 November 2023 Wednesday 1 November 2023 +0–1=0 -2.8
Lytje Willem Grand Prix Schiermonnikoog Groep A Saturday 14 October 2023 +2–3=0 -26.8
GP Leek-Roden Groep A Saturday 7 October 2023 +0–6=1 -101.9
NOSBO GP-finale 2023 Groep A Sunday 11 June 2023 +3–3=0 -18.4
GP Jan Oldenkamp 2023 Groep A Saturday 3 June 2023 +1–4=0 -16.7
Nederlandse Jeugdkampioenschappen (D-categorie) D Meisjes Thursday 18 May 2023 +4–4=1 +73.7
GrandPrix van Schaakwoude 2023 Groep A Saturday 8 April 2023 +1–3=3 -30.7
Emmen GP 2023 Groep A Saturday 4 March 2023 +1–5=1 -73.3
NJK kwalificatietoernooi 3 Groep C meisjes Saturday 18 February 2023 +0–6=0 -52.2
GP Hennie Collignon 2023 Groep A Saturday 28 January 2023 +3–3=1 +20.9
GP Bolsward Groep A Saturday 21 January 2023 +2–5=0 -29.6
NOSBO PJK D 2023 PJK D Saturday 14 January 2023 +3–3=1 -4.5
GP voor de jeugd Dokkum Groep A Saturday 7 January 2023 +4–3=0 +23.7
NOSBO FSB 2022-2023 ONNJK 2023 Sunday 1 January 2023 +3–4=0 -29.0
NOSBO FSB 2022-2023 NJC- Juni Sunday 1 January 2023 +0–1=0 -4.6
NOSBO FSB 2022-2023 JCC - D Sunday 1 January 2023 +4–2=1 +96.0
NOSBO FSB 2022-2023 NJC NJC - April Sunday 1 January 2023 +0–1=0 -0.6
NOSBO FSB 2022-2023 NJC JCC - ABC Sunday 1 January 2023 +1–4=1 +26.0
NOSBO FSB 2022-2023 NJC NJC - Maart Sunday 1 January 2023 +1–0=0 +39.3
NOSBO GP Chessfestival 2022 GP Chessfestival 2022 Wednesday 28 December 2022 +2–4=1 -9.6
GP Sint-Jabik Groep A Saturday 17 December 2022 +5–1=0 +7.5

Rating History

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Peak Ratings

Classic 1364 May 1, 2026
Rapid 1401 Aug. 1, 2026
Blitz 1359 April 1, 2026

Games

Wins 124
Losses 194
Draws 32
Win Rate 35%

Performance by Color

Color Wins Draws Losses Win Rate
White 64 15 96 37%
Black 60 17 98 34%

Recent Matches

Kolijn, S. (Simon) (1722) Sunday 31 May 2026 LOSS -3.4
Bogaart van den, E. (Ernst) (1734) Sunday 31 May 2026 LOSS -3.2
Sutharsun, A. (Adjiesh) (1632) Sunday 31 May 2026 LOSS -5.8
Pijper, J. (Jesse) (1722) Sunday 31 May 2026 WIN +36.6
Bogaart van den, E. (Ernst) (1734) Sunday 31 May 2026 WIN +36.9
Douma, J. (Jente) (1660) Friday 22 May 2026 LOSS -5.0
Koorevaar, S. (Sarah-Joy) (1759) Friday 1 May 2026 LOSS -5.5
Greven, N. (Noa) (1312) Thursday 30 April 2026 WIN +29.7
Vermeulen, I. (Ilona) (1576) Wednesday 29 April 2026 LOSS -15.3
Jorritsma, E.A. (Eli Alia) (1880) Tuesday 28 April 2026 LOSS -2.3
Hardeman, I. (Imara) (1750) Monday 27 April 2026 LOSS -5.9
Omnes, Z. (Zoë) (1538) Sunday 26 April 2026 LOSS -18.1
Regterschot, F. (Frederieke) (1791) Saturday 25 April 2026 LOSS -4.5
Kooij van der, J. (Joas) (1280) Saturday 18 April 2026 LOSS -20.2
Koopman, W. (Wart) (1681) Saturday 18 April 2026 LOSS -3.3
Meulen van der, T.M. (Thijs) (1332) Saturday 18 April 2026 WIN +22.7
Pijper, J. (Joanne) (1024) Saturday 18 April 2026 WIN +7.3
Jong de, L. (Llewyn) (884) Saturday 18 April 2026 WIN +3.2
Wessels, Keke (1896) Saturday 18 April 2026 LOSS -0.6
Duindam, H. (Hedde) (1688) Saturday 18 April 2026 LOSS -3.2