Sri Lanka Major Division Chess Championship 2025 - Sabaragamuwa Province
Open SwissStandard
58 players participated in this 7-round tournament, held from 10 May 2025 to 18 May 2025 in Ratnapura, Sri Lanka. 2 federations represented. Top 10 Elo average was 1672, and top seed was K P R N Samaranayake (🇱🇰 SRI, 1865).
K P R N Samaranayake (🇱🇰 SRI, 1865) won with 6.0/7, ahead of M A N Danushka (5.5) and S D Welikumbura (5.5). Samaranayake shared the lead from round 6 and broke clear in the final round.
The biggest upset came in round 3: H A Yasith Rashmika (1404) beat K Kavinu Ransara Dharmasena (1568), a +164-point gap.
Location
🇱🇰Ratnapura, Sri Lanka
Dates
10 May 2025 → 18 May 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 7 rounds
Federations · 2 represented
🇱🇰Sri Lanka×52
FIDE (no federation)×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 7 roundsK P R N Samaranayake led from R7; +0.5-point edge over the runner-up.
Co-leaders
24
9
4
1
1
2
1
R7 · LEADER CHANGE18 May
K P R N Samaranayake takes the sole lead (6.0/7).
R5 · HEAD-TO-HEAD · WINNER VS 2ND
K P R N Samaranayake drew with M A N Danushka (Black).
WIN STREAKS · 2 top finishers
K P R N Samaranayake 3 wins (R1–R3)M A N Danushka 4 wins (R1–R4)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1K P R N Samaranayake | * | ½ | — | — |
| 2M A N Danushka | ½ | * | 1 | — |
| 3S D Welikumbura | — | 0 | * | 1 |
| 4L P Yasandu Kalhan Jayawardane | — | — | 0 | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Samaranayake, K P R N | 1865 | SRI | +23N | +16B | +9N | =7B | =2N | +6B | +15N | 6.0 | 27.5 | 31.0 | 26.00 | 1889 | +5.2 |
| 2 | Danushka, M A N | 1799 | SRI | +32B | +17N | +3B | +20N | =1B | −4N | +10B | 5.5 | 28.5 | 31.5 | 23.50 | 1778 | +0.4 |
| 3 | Welikumbura, S D | 1563 | SRI | +49N | +22B | −2N | +5B | =8N | +7B | +4B | 5.5 | 28.0 | 29.5 | 21.75 | 1787 | +59.2 |
| 4 | Pathmasiri, R D Isuru Saranga | 1688 | SRI | +31N | +25B | −8N | +10B | +29N | +2B | −3N | 5.0 | 27.0 | 30.5 | 20.50 | 1669 | -1.8 |
| 5 | Jayawardane, L P Yasandu Kalhan | 0 | SRI | +36B | =15N | =33B | −3N | +17B | +26N | +27B | 5.0 | 23.5 | 26.5 | 17.50 | 1595 | 0.0 |
| 6 | Dhananjana, K Nipun Adithya | 1591 | SRI | +46B | −19N | +39B | +45N | +20B | −1N | +16B | 5.0 | 21.5 | 23.5 | 14.00 | 1601 | +1.2 |
| 7 | Samarasinghe, Isuru Udana | 1713 | SRI | +21B | +26N | +19B | =1N | =15B | −3N | =8B | 4.5 | 27.0 | 30.5 | 17.75 | 1631 | -11.4 |
| 8 | Welikumbura, D M | 1531 | SRI | +35B | +39N | +4B | −15N | =3B | =16N | =7N | 4.5 | 26.0 | 28.5 | 17.50 | 1624 | +30.8 |
| 9 | Jayasuriya, Sayuru Lonindu | 1549 | SRI | +12B | +45N | −1B | −21N | +32B | +19N | =39B | 4.5 | 23.0 | 25.0 | 14.25 | 1657 | +54.8 |
| 10 | Attanayake, A T S H | 1492 | SRI | +55B | =44N | +38B | −4N | +12B | +21N | −2N | 4.5 | 23.0 | 23.5 | 12.00 | 943 | -15.6 |
| 11 | Jayasinghe, P Hashan Promodya | 1430 | SRI | =54B | −38N | +28B | =13N | +34B | =14N | +24B | 4.5 | 21.5 | 22.0 | 14.75 | 1752 | +35.6 |
| 12 | Somarathna, H B M Dumidu | 0 | SRI | −9N | +58B | +25N | =16B | −10N | +52B | +33N | 4.5 | 21.0 | 21.0 | 10.00 | 1490 | 0.0 |
| 13 | Senarathna, S H K A | 0 | SRI | −22N | +47B | =40N | =11B | +45B | =24N | +19B | 4.5 | 19.5 | 21.5 | 12.75 | 1476 | 0.0 |
| 14 | Chathuranga, M K Lasitha | 1527 | SRI | +37N | F | =32B | +51N | =21B | =11B | +29N | 4.5 | 19.0 | 19.0 | 13.50 | 1570 | +6.4 |
| 15 | Wickramasinghe, Senuth | 1545 | SRI | +47N | =5B | +42N | +8B | =7N | F | −1B | 4.0 | 26.5 | 28.5 | 13.75 | 1726 | +35.6 |
| 16 | Abeyrathna, W G Wimasha Kaushan | 1479 | SRI | +56B | −1N | +46B | =12N | +33B | =8B | −6N | 4.0 | 25.0 | 25.5 | 10.00 | 1558 | +12.0 |
| 17 | Malan Gunarathna, D amok Pinsuka | 1488 | SRI | +43N | −2B | =23N | =44B | −5N | +47N | +32B | 4.0 | 21.5 | 23.5 | 10.25 | 1537 | +3.6 |
| 18 | Vidyarathna, Anjitha | 1796 | SRI | F | +35N | +44B | +24N | +26B | F | F | 4.0 | 19.5 | 19.5 | 12.00 | 2274 | +5.2 |
| 19 | Kanchana, W A | 1453 | SRI | +30B | +6B | −7N | =33N | +38B | −9B | −13N | 3.5 | 25.0 | 27.5 | 12.50 | 1496 | +3.4 |
| 20 | Rashmika, H A Yasith | 1404 | SRI | F | +27B | +48N | −2B | −6N | =22B | +25N | 3.5 | 25.0 | 27.0 | 10.75 | 1586 | 0.0 |
| 21 | Alahapperuma, Matheesha Thisum | 0 | SRI | −7N | +56B | +27N | +9B | =14N | −10B | F | 3.5 | 25.0 | 25.5 | 10.75 | 1538 | 0.0 |
| 22 | Hettiarachchi, Senitha Dahammeth | 1439 | SRI | +13B | −3N | +34B | −26N | +46B | =20N | F | 3.5 | 23.5 | 25.5 | 11.25 | 1373 | -13.2 |
| 23 | Nethmitha, K K Danira Hemsara | 1408 | SRI | −1B | +55N | =17B | −27N | =41B | +34N | =28B | 3.5 | 22.5 | 23.0 | 8.50 | 1482 | +10.0 |
| 24 | Janakwin, Lorensu Hewage Riyon | 1440 | SRI | +41N | −48B | +37N | −18B | +30N | =13B | −11N | 3.5 | 22.0 | 24.0 | 11.25 | 824 | -36.8 |
| 25 | Dharmadasa, Oshan | 1471 | SRI | +34B | −4N | −12B | =28N | +51B | +38N | −20B | 3.5 | 22.0 | 23.5 | 8.75 | 1567 | +11.2 |
| 26 | Jayasinghe, D Kavish Parami | 1479 | SRI | +52N | −7B | +50N | +22B | −18N | −5B | =30N | 3.5 | 22.0 | 23.5 | 8.25 | 1530 | +4.4 |
| 27 | Bandara, Nethula Nivein | 1514 | SRI | +57B | −20N | −21B | +23B | +40N | =29B | −5N | 3.5 | 21.5 | 21.5 | 7.75 | 1690 | +23.2 |
| 28 | Wijewardhana, E P Isath Gethmika | 0 | SRI | =42N | =40B | −11N | =25B | =31N | +54B | =23N | 3.5 | 20.0 | 20.5 | 8.25 | 1369 | 0.0 |
| 29 | Siriwardhana, Nipuna Hirunaka | 1422 | SRI | −53N | +57B | +30N | +48B | −4B | =27N | −14B | 3.5 | 19.5 | 19.5 | 7.25 | 1489 | +11.2 |
| 30 | Sanketh, H B Ganula Sanketh | 0 | SRI | −19N | +49B | −29B | +?N | −24B | +46N | =26B | 3.5 | 17.5 | 17.5 | 5.25 | 1308 | 0.0 |
| 31 | Amarasena, G W Vidun Bimsath | 0 | SRI | −4B | −34N | =55B | +56N | =28B | =41N | +38B | 3.5 | 17.0 | 17.5 | 6.25 | 767 | 0.0 |
| 32 | Indraratne, M M Sesara Udameth | 1404 | SRI | −2N | +43B | =14N | =40B | −9N | +44B | −17N | 3.0 | 23.5 | 25.5 | 8.00 | 1296 | -28.8 |
| 33 | Deepamanya, Senithu Kenul Sadewmi | 1584 | SRI | =50N | +53B | =5N | =19B | −16N | =35B | −12B | 3.0 | 21.5 | 22.5 | 7.50 | 1273 | -33.2 |
| 34 | Rathnayake, S A Sasmitha Sihadaj | 0 | SRI | −25N | +31B | −22N | +50B | −11N | −23B | +53B | 3.0 | 20.0 | 21.0 | 6.00 | 658 | -78.0 |
| 35 | Ilangakoon, Rithira Methnila | 0 | SRI | −8N | −18B | =52N | +54B | +42N | =33N | F | 3.0 | 18.5 | 19.0 | 5.25 | 1496 | 0.0 |
| 36 | Samarawickrama, K G Namidu Kushen | 1504 | SRI | −5N | =50B | =41N | +49B | +44N | −39B | F | 3.0 | 16.5 | 18.0 | 5.50 | 613 | -26.8 |
| 37 | FIDE 80835694 | 0 | — | −14B | +?N | −24B | −39N | +49N | +45B | F | 3.0 | 16.5 | 16.5 | 3.50 | 1388 | 0.0 |
| 38 | Udakara, V | 0 | SRI | =40N | +11B | −10N | +42B | −19N | −25B | −31N | 2.5 | 22.0 | 24.5 | 8.25 | 1400 | 0.0 |
| 39 | Jayasooriya, Mihela Jehansa | 1415 | SRI | F | −8B | −6N | +37B | F | +36N | =9N | 2.5 | 22.0 | 22.0 | 8.25 | 1439 | +4.0 |
| 40 | De Silva, G Yasiru Sineth Lakship | 1419 | SRI | =38B | =28N | =13B | =32N | −27B | =43N | F | 2.5 | 20.0 | 22.5 | 8.00 | 1270 | -15.2 |
| 41 | Sathmitha, K K Dasira Hemsandu | 0 | SRI | −24B | =51N | =36B | =47N | =23N | =31B | F | 2.5 | 18.0 | 19.5 | 6.75 | 1346 | 0.0 |
| 42 | Lekamge, Kavindu | 1410 | FID | =28B | +54N | −15B | −38N | −35B | +51N | F | 2.5 | 17.0 | 17.5 | 3.75 | 745 | -12.8 |
| 43 | Lekamge, Kithsara Rashmith | 0 | SRI | −17B | −32N | −49N | +57B | +50N | =40B | F | 2.5 | 14.0 | 14.0 | 2.75 | 1168 | 0.0 |
| 44 | Samarasinghe, S A Hesara Kenuda | 0 | SRI | +?B | =10B | −18N | =17N | −36B | −32N | F | 2.0 | 20.5 | 20.5 | 4.25 | 1408 | 0.0 |
| 45 | Athukorala, A S A | 1435 | SRI | +58N | −9B | +53N | −6B | −13N | −37N | F | 2.0 | 20.0 | 20.0 | 1.00 | 715 | -31.6 |
| 46 | FIDE 80876749 | 0 | — | −6N | +52B | −16N | +53B | −22N | −30B | F | 2.0 | 19.5 | 20.5 | 2.50 | 710 | 0.0 |
| 47 | FIDE 80823661 | 0 | — | −15B | −13N | =56N | =41B | +53N | −17B | F | 2.0 | 18.0 | 18.5 | 2.50 | 723 | 0.0 |
| 48 | Dharmasena, K Kavinu Ransara | 1568 | SRI | +51B | +24N | −20B | −29N | F | F | F | 2.0 | 14.5 | 14.5 | 5.00 | 1444 | -6.6 |
| 49 | Bopeththa, B G Ramiru Senuruwan | 0 | SRI | −3B | −30N | +43B | −36N | −37B | =50B | F | 1.5 | 19.0 | 19.5 | 3.25 | 752 | 0.0 |
| 50 | Bandara, Chirath Lakdam | 0 | SRI | =33B | =36N | −26B | −34N | −43B | =49N | F | 1.5 | 16.5 | 18.0 | 3.75 | 1322 | 0.0 |
| 51 | Bopeththa, B G Inura Sanviru | 0 | SRI | −48N | =41B | +54N | −14B | −25N | −42B | F | 1.5 | 16.5 | 17.0 | 1.75 | 691 | 0.0 |
| 52 | Perera, U Ramindu Yashvin | 0 | SRI | −26B | −46N | =35B | +55N | F | −12N | F | 1.5 | 16.0 | 16.0 | 2.00 | 683 | 0.0 |
| 53 | Thinnarachchi, Suvindu | 0 | SRI | +29B | −33N | −45B | −46N | −47B | F | −34N | 1.0 | 15.5 | 15.5 | 3.50 | 1280 | 0.0 |
| 54 | FIDE 80814697 | 0 | — | =11N | −42B | −51B | −35N | F | −28N | F | 0.5 | 16.5 | 17.0 | 2.25 | 1268 | 0.0 |
| 55 | FIDE 80876765 | 0 | — | −10N | −23B | =31N | −52B | F | F | F | 0.5 | 13.5 | 13.5 | 1.75 | 650 | 0.0 |
| 56 | Nanayakkara, N W P K W | 0 | SRI | −16N | −21N | =47B | −31B | F | F | F | 0.5 | 13.0 | 13.0 | 1.00 | 679 | 0.0 |
| 57 | Jayathunga, E W Ranithu Eshan | 0 | SRI | −27N | −29N | −?B | −43N | F | F | F | 0.0 | 10.0 | 10.0 | 0.00 | 669 | 0.0 |
| 58 | Senavirathna, Isitha Disas | 0 | SRI | −45B | −12N | F | F | F | F | F | 0.0 | 6.5 | 6.5 | 0.00 | 635 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Welikumbura, S DSRI+59.25.5 pts · #8
- 2Jayasuriya, Sayuru LoninduSRI+54.84.5 pts · #7
- 3Jayasinghe, P Hashan PromodyaSRI+35.64.5 pts · #13
Top rating losers
- 1Rathnayake, S A Sasmitha SihadajSRI-78.03.0 pts · #47
- 2Janakwin, Lorensu Hewage RiyonSRI-36.83.5 pts · #43
- 3Deepamanya, Senithu Kenul SadewmiSRI-33.23.0 pts · #39
Biggest upsets
- R3+164 Elo gap
- R3+157 Elo gap
- R6+150 Elo gap