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 (Δ +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 Sivathanujan | Kosala Sandeepa Chamikara Amarathunge | |
|---|---|---|
| Current rating (STD) | 2162 | 1942 |
| Peak rating | 2162 · May 2026 | 2024 · Oct 2024 |
| Peak age | 26 | 17 |
| World rank now | #10,419 | #38,374 |
| World rank peak | #10,418 | #22,137 |
| Federation rank now | #7 | #59 |
| Games (career, STD) | 1,074 | 476 |
| Months active | 130 | 68 |
| % white wins | 67% | 61% |
| % black wins | 62% | 56% |
| TPR last 12m (STD) | 2040 | 1795 |
| Activity 12m (games) | 197 | 123 |
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