CChessStats

Sri Lanka Senior National Chess Championship 2026

Open SwissStandard

20 players participated in this 6-round tournament, held from 24 Apr 2026 to 26 Apr 2026 in Colombo, Sri Lanka. Top 10 Elo average was 1611, and top seed was A M B Ekanayake (πŸ‡±πŸ‡° SRI, 1797).

A M B Ekanayake (πŸ‡±πŸ‡° SRI, 1797) won with 6.0/6, ahead of D D W Gamini Karunarathne (4.5) and Ruwan Nandika (4.0). Ekanayake won solo starting round 3.

The biggest upset came in round 3: Jagath Samarasuriya (1469) beat Arachchige Padmasi Kodithuwakku (1644), a +175-point gap.

Location
πŸ‡±πŸ‡°Colombo, Sri Lanka
Dates
24 Apr 2026 β†’ 26 Apr 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss Β· 6 rounds
Top seed
πŸ‡±πŸ‡°A M B Ekanayake1797
Avg top 10
1,611
Participants
20
Federations Β· 1 represented
πŸ‡±πŸ‡°Sri LankaΓ—16
Top 3

How it unfolded

Top 6 Β· 6 rounds

A M B Ekanayake led from R3; +1.5-point edge over the runner-up.

Co-leaders
8
3
1
1
1
1
1.534.56R1R2R3R4R5R6
Ekanayake6Karunarathne4.5Nandika4Pitigala4Katugampola4Abeywardane3.5
R3–R6 Β· LEAD HELD

A M B Ekanayake never relinquished the lead after R3; final gap +1.5 over the runner-up.

R1–R6 Β· WIN STREAK

A M B Ekanayake won 6 in a row (R1–R6).

Key matchups Β· top 4

Head-to-head between the four finishers
Player1234
1A M B Ekanayake*β€”
1
1
2D D W Gamini Karunarathneβ€”*
Β½
Β½
3Ruwan Nandika
0
Β½
*β€”
4Chandra Sudarman S. Pitigala
0
Β½
β€”*

Grille amΓ©ricaine

#PlayerEloFedR1R2R3R4R5R6PtsBu C1BuSBPerfΞ”
1Ekanayake, A M B1797SRI+8N+14B+4N+11B+5N+3B6.017.519.519.502390+29.4
2Karunarathne, D D W Gamini1508SRI+12N=3B=5N=4B+11N+9B4.517.520.014.001728+23.4
3Nandika, Ruwan1715SRI+7B=2N=11B+8N+6Bβˆ’1N4.020.523.013.501692-2.6
4Pitigala, Chandra Sudarman S.1685SRI+15N+19Bβˆ’1B=2N+7B=6N4.019.520.510.501672-0.8
5Katugampola, A H1570SRI=13B+17N=2B+9Nβˆ’1B+10N4.019.021.011.501460-6.0
6De Mel, Withanalage Sugath Duminda1617SRIβˆ’9N+18B+15N+17Bβˆ’3N=4B3.515.016.07.001614-0.4
7Abeywardane, N A G1445SRIβˆ’3N=12B+18N+19Bβˆ’4N+14B3.513.514.55.251604+32.0
8Samarasuriya, Jagath1469SRIβˆ’1B+10N+16Nβˆ’3Bβˆ’9N+15B3.018.020.07.001649+17.4
9Karthigesu, S0SRI+6Bβˆ’11N+19Nβˆ’5B+8Bβˆ’2N3.017.518.57.5015340.0
10Samuel, Anthony J0SRIFβˆ’8B+20N+16B+12Nβˆ’5B3.013.513.54.5014360.0
11De Silva, J I Ajantha1563SRI+18N+9B=3Nβˆ’1Nβˆ’2BF2.519.520.56.001400-11.8
12FIDE 5750102590β€”βˆ’2B=7N+13Bβˆ’14Nβˆ’10B+20N2.515.515.54.2512250.0
13FIDE 5750102400β€”=5Nβˆ’16Bβˆ’12Nβˆ’15B+19N+18B2.511.512.54.0014450.0
14Chandrasiri, P K1540SRIFβˆ’1Nβˆ’17B+12B+15Nβˆ’7N2.017.019.04.501436-9.0
15Perera, P K Jagath1441SRIβˆ’4B+20Nβˆ’6B+13Nβˆ’14Bβˆ’8N2.015.015.02.50778-25.8
16Kodithuwakku, Arachchige Padmasi1644SRIβˆ’17B+13Nβˆ’8Bβˆ’10N+18BF2.013.014.03.50669-14.6
17FIDE 5750102320β€”+16Nβˆ’5B+14Nβˆ’6NFF2.011.511.54.0015930.0
18Rajasingham, Thilagarajah0SRIβˆ’11Bβˆ’6Nβˆ’7B+20Bβˆ’16Nβˆ’13N1.014.014.00.007670.0
19Jayasinghe, Joseph1474SRI+20Bβˆ’4Nβˆ’9Bβˆ’7Nβˆ’13BF1.013.013.00.00765-15.4
20FIDE 99146760β€”βˆ’19Nβˆ’15Bβˆ’10Bβˆ’18NFβˆ’12B0.09.59.50.006580.0

Key insights

Biggest movers and upsets β€” the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets
Sri Lanka Senior National Chess Championship 2026 β€” Colombo, Sri Lanka | Chess Tournament Results | ChessStats