CChessStats

2026 Ottawa Winter Open

SwissStandard

33 players participated in this 5-round tournament, held from 16 Jan 2026 to 18 Jan 2026 in Ottawa, Canada. 11 titled players from 3 federations. Top 10 Elo average was 2340, and top seed was Shawn Rodrigue-Lemieux (🇨🇦 CAN, GM, 2637).

Mark Plotkin (🇨🇦 CAN, IM, 2511) won with 4.0/5, ahead of Zachary Dukic (4.0) and Bator Sambuev (3.5). Plotkin took the lead from round 4, winning on tie-break.

The biggest upset came in round 3: Abdelaziz Mahdjoubi (1913) beat Mihnea Voloaca (2337), a +424-point gap.

Location
🇨🇦Ottawa, Canada
Dates
16 Jan 2026 → 18 Jan 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 5 rounds
Top seed
Avg top 10
2,340
Participants
33
Titled players · 11
GM×2
IM×4
FM×1
CM×2
WFM×1
WCM×1
Federations · 3 represented
🇨🇦Canada×31
🇱🇧Lebanon×1
🇨🇲Cameroon×1
Top 3

How it unfolded

Top 6 · 5 rounds

Tight race until R3; 2 players tied at 4.0/5, decided on Buchholz.

Co-leaders
12
6
1
1
2
1.52.545R1R2R3R4R5Plotkin takes lead
R4 · LEADER CHANGE18 Jan

IM Mark Plotkin takes the sole lead (3.5/4).

R5 · TIEBREAK CLUSTER

2 players finish on 4.0/5. Plotkin takes the title on Buchholz Cut1 (13.5).

R1–R3 · WIN STREAK

FM Zachary Dukic won 3 in a row (R1–R3).

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1FMZachary Dukic*
1
0
2IMMark Plotkin*
½
3GMBator Sambuev
0
*
4GMShawn Rodrigue-Lemieux
1
½
*

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Plotkin, MarkIM2511CAN+12N+9B=5N+4B=6N4.013.516.513.002439+6.1
2Dukic, ZacharyFM2334CAN+19N+16B+3N6B+9N4.012.514.511.002387+18.8
3Sambuev, BatorGM2541CAN+10B+14N2B+7N=8B3.514.016.510.752317-5.1
4Chiku-Ratte, Olivier-KentaIM2502CAN+18B+13N=7B1N+14B3.513.015.59.752283-1.0
5Moses, NeilCM1829CAN+23B+17N=1B8N+20B3.512.014.08.502202+4.8
6Rodrigue-Lemieux, ShawnGM2637CANF+27B+11N+2N=1B3.512.012.010.002553+1.2
7Duong, Thanh NhaIM2248CAN+26N+22B=4N3B+16N3.511.513.07.752217+8.4
8Kot, EmanuelIM1998CANF+30B+20N+5B=3N3.59.59.57.752439+36.0
9Iordanescu, Victor Nicolae1893CAN+29B1N+22B+24N2B3.012.012.54.502110+41.2
10Ramesan, Raunak Amit1948CAN3N+32B=15N=11B+21N3.011.011.04.752073+32.0
11Qian, AshleyWFM1771CAN=25N+28B6B=10N+22B3.010.011.05.251986-13.2
12Vu, Huy Minh1836CAN1B+29N=14B=15B+27N3.010.010.54.002088+51.2
13Qian, Eric1900CAN+21N4B19N+29B+23N3.09.510.04.502031-8.0
14Clyde, Jordan1971CAN+32B3B=12N+19B4N2.512.012.03.502065-8.0
15Wiebe, Isaac2198CAN17B+23N=10B=12N=18B2.511.013.06.251892-24.4
16Zhu, Elber0CAN+31B2N=17B+28N7B2.511.011.52.751914-10.8
17Wu, Ting En Ryan0CAN+15N5B=16N20B+28B2.510.511.54.751982+36.0
18Latreille, Etienne1950CAN4N=21B=30N+25B=15N2.59.510.04.001909-1.6
19Zebaze Dongmo Loic DylaneCM0CMR2B+33N+13B14N24B2.011.511.53.002022+12.2
20Jutras, Arnaud0CANF+25B8B+17N5N2.011.011.04.001977+9.2
21Zhu, Edison0CAN13B=18N=31N+26B10B2.010.010.53.001859+20.8
22Tan, Shuwen0CAN+33B7N9N+31B11N2.010.010.00.501873+12.0
23Nazareno, Merlin1965CAN5N15B+32N+30B13B2.09.59.50.501919+0.2
24Nassar, Marc2091LBNFF+27N9B+19N2.06.06.03.001963+5.2
25Scrieciu, Cristian1513CAN=11B20N=26B18N=29N1.59.09.52.501776+15.8
26Kellar, Ben0CAN7BF=25N21N+31B1.57.57.51.251572-22.4
27Wen, Justin1985CANF6N24B+33N12B1.08.58.50.001788+16.0
28Mahdjoubi, Abdelaziz1913CANF11N+33B16B17N1.08.08.00.001788+2.6
29Melaschenko-Bolger, Brian1434CAN9N12BF13N=25B0.510.510.50.751552-66.4
30Fiset, Anais ChloeWCM1747CANF8N=18B23NF0.58.08.01.251730-10.8
31Hum, Justin1669CAN16NF=21B22N26N0.58.08.01.0015130.0
32Russell, Wesley1943CAN14N10N23BFF0.07.57.50.001193-30.8
33Voloaca, Mihnea2337CAN22N19B28N27BF0.06.06.00.00987-68.8

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets