SK

Sem Kos

Rated since March 2026

1139 Rapid

RIVALRY

Nemesis
Harten van, Q.R.P. (Quinten)
Games: 7 · Win rate: 100%
Kryptonite
Magesh Krupa, M.K. (Lohith)
Games: 3 · Win rate: 0%
Easy Target
Blommestijn, M. (Merlijn)
Games: 3 · Win rate: 100%

The good & the bad

Best wins
ZWART, G.R. (GUUS) 1286
10469 Grand Prix Overdie Alkmaar Groep A · Sunday 13 April 2025
DEIBERT, D. (DANI) 1194
11959 GP toernooi S.V. Castricum Groep A · Sunday 8 February 2026
HARTEN VAN, Q.R.P. (QUINTEN) 1162
11959 GP toernooi S.V. Castricum Groep A · Sunday 8 February 2026
DEATLOV, R. (ROMAN) 1152
11959 GP toernooi S.V. Castricum Groep A · Sunday 8 February 2026
BLOMMESTIJN, M. (MERLIJN) 1148
11853 GP "Jos Admiraal" Limmen Groep A · Sunday 1 March 2026
Worst losses
GHOSH, A. (ABRIK) 1001
12230 GP Alkmaar St Pancras Groep A · Sunday 4 January 2026
DIJK VAN, T. (TIMMEN) 1116
11959 GP toernooi S.V. Castricum Groep A · Sunday 8 February 2026
BADRINATH, T. (TIJUVARDAN) 1122
10469 Grand Prix Overdie Alkmaar Groep A · Sunday 13 April 2025
SOHRET, Y. (YUSUF ALGAN) 1135
11959 GP toernooi S.V. Castricum Groep A · Sunday 8 February 2026
KROESE, N. (NOAH) 1164
11959 GP toernooi S.V. Castricum Groep A · Sunday 8 February 2026
No FIDE-rated tournaments found.
GP "Jos Admiraal" Limmen Groep A Sunday 1 March 2026 +12–9=0 -120.5
GP toernooi S.V. Castricum Groep A Sunday 8 February 2026 +9–12=0 -263.1
GP Alkmaar St Pancras Groep A Sunday 4 January 2026 +6–1=0
Grand Prix Overdie Alkmaar Groep A Sunday 13 April 2025 +4–2=1

Rating History

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Peak Ratings

Rapid 1257 March 1, 2026

Games

Wins 31
Losses 24
Draws 1
Win Rate 55%

Performance by Color

Color Wins Draws Losses Win Rate
White 11 1 13 44%
Black 20 0 11 65%

Recent Matches

Blommestijn, M. (Merlijn) (1148) Sunday 1 March 2026 WIN +21.9
Harten van, Q.R.P. (Quinten) (1127) Sunday 1 March 2026 WIN +20.2
Magesh Krupa, M.K. (Lohith) (1185) Sunday 1 March 2026 LOSS -37.4
Groen, J. (Joep) (1103) Sunday 1 March 2026 WIN +18.4
Leeuwen van, B.D. (Brian) (1206) Sunday 1 March 2026 LOSS -35.6
Venstra, T.R. (Thijs) (1170) Sunday 1 March 2026 LOSS -38.6
Meckesheimer, H. (Halen) (990) Sunday 1 March 2026 WIN +10.9
Blommestijn, M. (Merlijn) (1148) Sunday 1 March 2026 WIN +21.9
Harten van, Q.R.P. (Quinten) (1127) Sunday 1 March 2026 WIN +20.2
Magesh Krupa, M.K. (Lohith) (1185) Sunday 1 March 2026 LOSS -37.4
Groen, J. (Joep) (1103) Sunday 1 March 2026 WIN +18.4
Leeuwen van, B.D. (Brian) (1206) Sunday 1 March 2026 LOSS -35.6
Venstra, T.R. (Thijs) (1170) Sunday 1 March 2026 LOSS -38.6
Meckesheimer, H. (Halen) (990) Sunday 1 March 2026 WIN +10.9
Blommestijn, M. (Merlijn) (1148) Sunday 1 March 2026 WIN +21.9
Harten van, Q.R.P. (Quinten) (1127) Sunday 1 March 2026 WIN +20.2
Magesh Krupa, M.K. (Lohith) (1185) Sunday 1 March 2026 LOSS -37.4
Groen, J. (Joep) (1103) Sunday 1 March 2026 WIN +18.4
Leeuwen van, B.D. (Brian) (1206) Sunday 1 March 2026 LOSS -35.6
Venstra, T.R. (Thijs) (1170) Sunday 1 March 2026 LOSS -38.6