AB

Alt Bosch

Rated since March 2026

1586 Classical
1503 Rapid
Alt's accounts

The good & the bad

Best wins
Keijzer, L.f. (leo) 1855
Dutch Team Competition - klasse 4 Round 9 · 2026-04-11
Open NK Rapid Jeugd 2026 · 2026-05-03
Open NK Rapid Jeugd 2026 · 2026-05-03
Open Dordrecht rapidtoernooi 2026 · 2026-02-28
Worst losses
2026 Chess.com Botwinnik Open - Groep C · 2026-01-02
Open NK Rapid Jeugd 2026 · 2026-05-03
Hijl, V Ronique 1671
85e Noteboomtoernooi · 2026-02-20
Open NK Rapid Jeugd 2026 · 2026-05-03
Open Dutch Rapid Championship 2026 · 2026-05-02

FIDE Tournaments

Open Dutch Rapid Championship 2026 rapid 2026-05-02 +05=0 -48.0
Open NK Rapid Jeugd 2026 rapid 2026-05-03 +23=0 +11.6
Dutch Team Competition - klasse 4 Round 9 standard 2026-04-11 +10=0 +34.4
Dutch Team Competition - klasse 4 Round 6 standard 2026-03-28 +01=0 -4.0
Open Dordrecht rapidtoernooi 2026 rapid 2026-02-28 +15=0 -17.2
85e Noteboomtoernooi standard 2026-02-20 +02=2
2026 Chess.com Botwinnik Open - Groep C standard 2026-01-02 +01=2
85e Daniel Noteboomtoernooi Groep C Friday 20 February 2026 +22=2 -0.2
2026 Chess.com Botwinnik Open Groep C Friday 2 January 2026 +22=2

Rating History

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Peak Ratings

Classical 1586
Rapid 1556

Games (recent periods)

Wins 4
Losses 17
Draws 4
Win Rate 16%

Performance by Color

ColorWinsDrawsLossesWin Rate
White 3 2 6 27%
Black 1 2 11 7%

All-time Games (from rating history)

Classical 9
Rapid 16
Blitz 0

Recent Matches

Vogels, Mathijs (1857) 2026-05-02 LOSS -5.2
Van Der Leek, Mark (1760) 2026-05-02 LOSS -8.8
Altounsi, Abdulwarith Ali (1697) 2026-05-02 LOSS -11.6
Zouridis, Christian (1696) 2026-05-02 LOSS -11.6
Lukin, Yesenia (1713) 2026-05-02 LOSS -10.8
Vegaraju, Atharva (1677) 2026-05-03 WIN +27.6
Zouridis, Christian (1696) 2026-05-03 LOSS -11.6
Gang, Kevin Wan Ze (1560) 2026-05-03 WIN +21.2
Londhe, Svar (1689) 2026-05-03 LOSS -12.0
Hagen, Maurits (1658) 2026-05-03 LOSS -13.6
Keijzer, L.f. (leo) (1855) 2026-04-11 WIN +34.4
Spannring, P. (peter) (1919) 2026-03-28 LOSS -4.0
Van Der Leij, Arjan (2028) 2026-02-28 LOSS -2.0
Diab Diaz, Ahmad (1840) 2026-02-28 LOSS -6.4
Suthan, Aadvik (1782) 2026-02-28 LOSS -8.4
Elangkumaran, Anumitra (1773) 2026-02-28 LOSS -8.8
Margaryan, Aren (1809) 2026-02-28 LOSS -7.6
Kokkula, Advaith Krishna (1480) 2026-02-28 WIN +16.0
Tidestav, Gabriel (1833) 2026-02-20 LOSS 0.0
Nair, Siddhant Sajit (1606) 2026-02-20 DRAW 0.0
Spoelstra, Jan (1659) 2026-02-20 DRAW 0.0
Hijl, V Ronique (1671) 2026-02-20 LOSS 0.0
Smits, Jeroen (1703) 2026-01-02 DRAW 0.0
Van Der Sluijs, Aad (1537) 2026-01-02 DRAW 0.0
Wezenaar, Femke (1522) 2026-01-02 LOSS 0.0