Format
KA
Kaluarachchi, Achinthya Shamen
🇱🇰FIDE 9909877· Male· Sri Lanka· Born in 2001
Follow Achinthya Shamen KaluarachchiTrack his monthly FIDE ratings, games, tournaments and more.
Achinthya Shamen Kaluarachchi, a 25-year-old Sri Lankan player, is rated 1946 and sitting in the top 2% of Sri Lankan players. He is on a steady climb with +74 Elo over the past 12 months. 65 rated games in the past year (≈35/year long-term). Recent standard appearances include Kandy Open International Chess Championship 2025, Sri Lanka National Team Championships 2025 - Super League, and Sri Lanka University Games Chess Championships 2025 - Men. Also played 1 rapid (including 2nd Chronicles of Checkmate International Event 2026 - Rapid) and 4 blitz events (including 2nd Chronicles of Checkmate International Event 2026 - Blitz) recently. His peak of 1991 was reached at age 24 (Aug 2025); he also reached Sri Lankan #21 in Feb 2023.
At junior level, he reached #4, #3, #3, #3, #5 and #1 nationally in U20, U18, U16, U14, U12 and U10.
Current rating
1946
Standard
Rpd1849·Blz1991
All-time high
1991
−45 pts below
Aug 2025 · age 24
Aug 2025 · age 24
Activity
51
games / yr avg. · ≈4/mo
65 past 12 mo · ≈5/mo
classical only
Active
classical only
Active
Signature stat
Top 2%
#56 · Sri Lankan players · of 3,250
Career timeline
17 entries2025
All-time peak 1991
at age 24 · −45 from today
Aug 2025
500 career games
at age 24
Aug 2025
2023
Peak Sri Lankan rank: #21
at age 22 · rated 1900
Feb 2023
2020
4th Sri Lankan U20 player
at age 19 · rated 1866
Oct 2020
Re-crossed 1800
at age 19
Jan 2020
K-factor lowered to 20
at age 19
Jan 2020
Standard rating history
Activity & highlights
Best result
Sri Lanka National Premier Division Chess Championship 2025perf 2157 (+213) · 8.5/11 · #2
Top opponent
Best comeback
Sri Lanka National Premier Division Chess Championship 2025finished #2 (seeded #17 of 100)
Evolution
+85
1861 → 1946
Tournaments
7
57 games
Score
38/ 5766.7%
30W16D11L
Top 3 wins
2.[W]vsV W A Vinuda Vidm Wickramasinghe2,023·Sri Lanka National Premier Division Chess Championship 2025·R8·+12.2
3.[W]vsD D L N DandeniyaCM2,004·Sri Lanka National Premier Division Chess Championship 2025·R9·+11.7
Top 3 losses
3.[L]vsR U D Janith Dulmina Rajawasala1,817·Sri Lanka National Team Championships 2025 - Super League·R8·-14.2
Last 12 months — tournaments
7 events| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Open Swiss | Nov 2025 | 4/6 | #23 | 1713 | -24.6 |
Team | Oct 2025 | 4.5/8 | #27 | 1968 | 0.0 |
Open Swiss | Sep 2025 | 5.5/6 | #1 | 2093 | +12.6 |
Open Swiss | Sep 2025 | 2/5 | #71 | 1747 | -27.8 |
Team | Aug 2025 | 5.5/7 | #17 | 2039 | -5.2 |
Round-Robin | Jul 2025 | 8/13 | #6 | 2074 | +47.0 |
Open Swiss | Jun 2025 | 8.5/11 | #2 | 2157 | +83.0 |
Most-Played Opponents
vsRanindu Dilshan LiyanageIM
🇱🇰SRI·2429
+1 −10 =0
11 games·last met Feb 2026
View head-to-head →
vsIsuru AlahakoonFM
🇱🇰SRI·2038
+4 −5 =2
11 games·last met Jun 2024
View head-to-head →
vsPesandu Rashmitha LiyanageFM
🇱🇰SRI·2126
+1 −3 =4
8 games·last met Feb 2026
View head-to-head →
vsPamok Methdinu Samaranayake
🇱🇰SRI·1946
+4 −1 =2
7 games·last met Feb 2026
View head-to-head →
vsA A C B AmarasingheCM
🇱🇰SRI·1962
+2 −4 =1
7 games·last met Nov 2025
View head-to-head →
Rankings
/
Sri Lanka
#56
out of 3,705 players
Asia-Pacific
#4,498
in continent
World
#37,531
out of 400,000+
National ranking
Europe & World
Europe
World
Sri Lanka
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| 56 | 1,946 | |
Asia-Pacific
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| ... | ||
| 4498 | 1,946 | |
World
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| 37531 | 1,946 | |