JG

Jan Groothof

Rated since January 2023

1587 Classic
1572 Rapid
1572 Blitz

RIVALRY

Nemesis
Kuiper, B.H. (Ben)
Games: 3 · Win rate: 33%
Kryptonite
Maas, L. (Leunis)
Games: 3 · Win rate: 33%

The good & the bad

Best wins
HEETEBRIJ, W. (WESSEL) 1799
14091 Interne SC DAC 2025-2026 Maart2026 · Monday 13 April 2026
MAAS, L. (LEUNIS) 1687
13144 Interne SC DAC 2025-2026 winter25-26 · Monday 2 February 2026
KUIPER, B.H. (BEN) 1624
13144 Interne SC DAC 2025-2026 winter25-26 · Monday 9 February 2026
BAPTIST, J.H. (JAN) 1516
12437 NOSBO-competitie 2025-2026 ronde 2 Groep A · Monday 10 November 2025
SCHELLINGERHOUT, P. (PIET) 1425
12355 Interne SC DAC 2025-2026 November · Monday 24 November 2025
Worst losses
BOOT, F.C.A.M. (FRANS) 1322
12339 Interne SC DAC 2025-2026 Groep A · Monday 8 September 2025
HOFSTEE, H.H. (HARRIE) 1491
12355 Interne SC DAC 2025-2026 November · Monday 17 November 2025
SPANNINGA, L. (LUKE) 1562
12339 Interne SC DAC 2025-2026 Groep A · Monday 29 September 2025
KUIPER, B.H. (BEN) 1608
14040 Interne SC DAC 2025-2026 Voorjaar26 · Monday 18 May 2026
MAAS, L. (LEUNIS) 1626
11387 S.C. DAC interne competitie 05-05-2025 t/m 26-05-2025 (020007) · Monday 19 May 2025
No FIDE-rated tournaments found.
NOSBO-competitie 2025-2026 ronde 7 Groep A Monday 13 April 2026 +0–0=1 +6.8
NOSBO-competitie 2025-2026 ronde 6 (minus één uitgestelde wedstrijd)… Monday 16 March 2026 +0–1=0
NOSBO-competitie 2025-2026 ronde 5 (minus één uitgestelde wedstrijd)… Monday 16 February 2026 +0–0=1 +2.6
NOSBO-competitie 2025-2026 ronde 4 Groep A Monday 19 January 2026 +0–0=1 +1.1
NOSBO Beker 2025-2026 Kwartfinale Groep A Thursday 15 January 2026 +0–1=0 -8.7
NOSBO-competitie 2025-2026 ronde 3 Groep A Friday 28 November 2025 +0–1=0 -9.1
NOSBO-competitie 2025-2026 ronde 2 Groep A Monday 10 November 2025 +1–0=0 +9.8
NOSBO-competitie 2025-2026 ronde 1 Klasse 2A Monday 13 October 2025 +0–1=0 -2.4
Interne SC DAC 2025-2026 Voorjaar26 Monday 8 September 2025 +3–4=0 -16.3
Interne SC DAC 2025-2026 Maart2026 Monday 8 September 2025 +3–0=0 +24.3
Interne SC DAC 2025-2026 winter25-26 Monday 8 September 2025 +4–0=0 +44.3
Interne SC DAC 2025-2026 November Monday 8 September 2025 +3–2=0 -2.2
Interne SC DAC 2025-2026 Groep A Monday 8 September 2025 +0–5=1 -58.6
NOSBO competitie 2024-2025 Mei 2025 Wednesday 1 January 2025 +0–0=1 -3.8
S.C. DAC interne competitie 05-05-2025 t/m 26-05-2025 (020007) Monday 9 September 2024 +1–1=1 -4.9

Team Competition

Current team
DAC II
Klasse 2A · 2025-2026 · 7 games
Past teams
DAC
1700 Beker · 2024-2025
DAC I
Zestallen 2e fase D · 2024-2025
DAC I
Zestallen 1e fase A · 2024-2025
DAC
Beker 1650 · 2023-2024
DAC I
Achttallen 2e fase C · 2023-2024
DAC I
Achttallen 1e fase B · 2023-2024
DAC I
Achttallen A · 2022-2023
DAC I
Zestallen A · 2021-2022

Rating History

Loading rating history...

Peak Ratings

Classic 1638 June 1, 2024
Rapid 1581 March 1, 2026
Blitz 1581 March 1, 2026

Games

Wins 15
Losses 16
Draws 6
Win Rate 41%

Performance by Color

Color Wins Draws Losses Win Rate
White 6 4 9 32%
Black 9 2 7 50%

Recent Matches

Vries de, E. (Elle) (1404) Monday 22 June 2026 WIN +6.8
Schellingerhout, P. (Piet) (1409) Monday 15 June 2026 WIN +6.9
Emmerink, W. (Wil) (1277) Monday 8 June 2026 WIN +3.6
Rose, K.T. (Tom) (2035) Monday 1 June 2026 LOSS -1.4
Kuiper, B.H. (Ben) (1608) Monday 18 May 2026 LOSS -11.5
Hofstee, H.H. (Harrie) (1495) Monday 11 May 2026 LOSS -15.4
Blokzijl, R. (Ruben) (1800) Monday 20 April 2026 LOSS -5.3
Veen van der, A. (Anne) (1784) Friday 17 April 2026 DRAW +6.8
Heetebrij, W. (Wessel) (1799) Monday 13 April 2026 WIN +19.7
Slagter, R.J. (Ronald) Monday 30 March 2026 WIN
Bonnema, J.R. (Roy) Monday 16 March 2026 LOSS
Spanninga, A. (Abel) (1325) Monday 2 March 2026 WIN +4.6
Noort van, C.P. (Cas) (1647) Monday 23 February 2026 LOSS -8.7
Burgh van der, A.J. (Arend) (1608) Monday 16 February 2026 DRAW +2.6
Kuiper, B.H. (Ben) (1624) Monday 9 February 2026 WIN +15.6
Maas, L. (Leunis) (1687) Monday 2 February 2026 WIN +17.6
Naaijer, J. (Joop) (1565) Monday 19 January 2026 DRAW +1.1
Vries de, E. (Elle) (1401) Monday 12 January 2026 WIN +8.1
Slagter, H.J. (Hero Jan) (1200) Monday 5 January 2026 WIN +3.1
Rose, K.T. (Tom) (2038) Monday 8 December 2025 LOSS -1.1