CChessStats

S Sivathanujan vs Kosala Sandeepa Chamikara Amarathunge

S Sivathanujan (26, CM, SRI) and Kosala Sandeepa Chamikara Amarathunge (19, CM, SRI) have met 6 times in classical OTB plus 2 rapid/blitz games. Sivathanujan leads the classical series 4–0 (2 draws). With current classical ratings of 2162 and 1942, the Elo model gives Sivathanujan a 75% chance of winning a classical game with white.

Head-to-Head Score

If they played today · Classical

Based on current Elo: 2162 vs 1942 +220)
With S Sivathanujan as white
75% S13% draw12% Kosala
With Kosala Sandeepa Chamikara Amarathunge as white
67% S16% draw18% Kosala

Estimate from Elo only · doesn't account for recent form, opening prep, or context.

Career Compare

S SivathanujanKosala Sandeepa Chamikara Amarathunge
Current rating (STD)21621942
Peak rating2162 · May 20262024 · Oct 2024
Peak age2617
World rank now#10,419#38,374
World rank peak#10,418#22,137
Federation rank now#7#59
Games (career, STD)1,074476
Months active13068
% white wins67%61%
% black wins62%56%
TPR last 12m (STD)20401795
Activity 12m (games)197123

Best Win

S Sivathanujan
Kosala Sandeepa Chamikara Amarathunge

Highest-rated opponent ever beaten · STD primary, rapid/blitz for context

All Meetings (8)

Common Opponents

Tournaments Both Played

Cohort Position

Each player compared to active peers (same federation, ±75 Elo, played in last 12 months).

S Sivathanujan
Kosala Sandeepa Chamikara Amarathunge

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