2026 Ottawa Winter Open
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.
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How it unfolded
Top 6 · 5 roundsTight race until R3; 2 players tied at 4.0/5, decided on Buchholz.
IM Mark Plotkin takes the sole lead (3.5/4).
2 players finish on 4.0/5. Plotkin takes the title on Buchholz Cut1 (13.5).
FM Zachary Dukic won 3 in a row (R1–R3).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1FMZachary Dukic | * | — | 1 | 0 |
| 2IMMark Plotkin | — | * | — | ½ |
| 3GMBator Sambuev | 0 | — | * | — |
| 4GMShawn Rodrigue-Lemieux | 1 | ½ | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Plotkin, MarkIM | 2511 | CAN | +12N | +9B | =5N | +4B | =6N | 4.0 | 13.5 | 16.5 | 13.00 | 2439 | +6.1 |
| 2 | Dukic, ZacharyFM | 2334 | CAN | +19N | +16B | +3N | −6B | +9N | 4.0 | 12.5 | 14.5 | 11.00 | 2387 | +18.8 |
| 3 | Sambuev, BatorGM | 2541 | CAN | +10B | +14N | −2B | +7N | =8B | 3.5 | 14.0 | 16.5 | 10.75 | 2317 | -5.1 |
| 4 | Chiku-Ratte, Olivier-KentaIM | 2502 | CAN | +18B | +13N | =7B | −1N | +14B | 3.5 | 13.0 | 15.5 | 9.75 | 2283 | -1.0 |
| 5 | Moses, NeilCM | 1829 | CAN | +23B | +17N | =1B | −8N | +20B | 3.5 | 12.0 | 14.0 | 8.50 | 2202 | +4.8 |
| 6 | Rodrigue-Lemieux, ShawnGM | 2637 | CAN | F | +27B | +11N | +2N | =1B | 3.5 | 12.0 | 12.0 | 10.00 | 2553 | +1.2 |
| 7 | Duong, Thanh NhaIM | 2248 | CAN | +26N | +22B | =4N | −3B | +16N | 3.5 | 11.5 | 13.0 | 7.75 | 2217 | +8.4 |
| 8 | Kot, EmanuelIM | 1998 | CAN | F | +30B | +20N | +5B | =3N | 3.5 | 9.5 | 9.5 | 7.75 | 2439 | +36.0 |
| 9 | Iordanescu, Victor Nicolae | 1893 | CAN | +29B | −1N | +22B | +24N | −2B | 3.0 | 12.0 | 12.5 | 4.50 | 2110 | +41.2 |
| 10 | Ramesan, Raunak Amit | 1948 | CAN | −3N | +32B | =15N | =11B | +21N | 3.0 | 11.0 | 11.0 | 4.75 | 2073 | +32.0 |
| 11 | Qian, AshleyWFM | 1771 | CAN | =25N | +28B | −6B | =10N | +22B | 3.0 | 10.0 | 11.0 | 5.25 | 1986 | -13.2 |
| 12 | Vu, Huy Minh | 1836 | CAN | −1B | +29N | =14B | =15B | +27N | 3.0 | 10.0 | 10.5 | 4.00 | 2088 | +51.2 |
| 13 | Qian, Eric | 1900 | CAN | +21N | −4B | −19N | +29B | +23N | 3.0 | 9.5 | 10.0 | 4.50 | 2031 | -8.0 |
| 14 | Clyde, Jordan | 1971 | CAN | +32B | −3B | =12N | +19B | −4N | 2.5 | 12.0 | 12.0 | 3.50 | 2065 | -8.0 |
| 15 | Wiebe, Isaac | 2198 | CAN | −17B | +23N | =10B | =12N | =18B | 2.5 | 11.0 | 13.0 | 6.25 | 1892 | -24.4 |
| 16 | Zhu, Elber | 0 | CAN | +31B | −2N | =17B | +28N | −7B | 2.5 | 11.0 | 11.5 | 2.75 | 1914 | -10.8 |
| 17 | Wu, Ting En Ryan | 0 | CAN | +15N | −5B | =16N | −20B | +28B | 2.5 | 10.5 | 11.5 | 4.75 | 1982 | +36.0 |
| 18 | Latreille, Etienne | 1950 | CAN | −4N | =21B | =30N | +25B | =15N | 2.5 | 9.5 | 10.0 | 4.00 | 1909 | -1.6 |
| 19 | Zebaze Dongmo Loic DylaneCM | 0 | CMR | −2B | +33N | +13B | −14N | −24B | 2.0 | 11.5 | 11.5 | 3.00 | 2022 | +12.2 |
| 20 | Jutras, Arnaud | 0 | CAN | F | +25B | −8B | +17N | −5N | 2.0 | 11.0 | 11.0 | 4.00 | 1977 | +9.2 |
| 21 | Zhu, Edison | 0 | CAN | −13B | =18N | =31N | +26B | −10B | 2.0 | 10.0 | 10.5 | 3.00 | 1859 | +20.8 |
| 22 | Tan, Shuwen | 0 | CAN | +33B | −7N | −9N | +31B | −11N | 2.0 | 10.0 | 10.0 | 0.50 | 1873 | +12.0 |
| 23 | Nazareno, Merlin | 1965 | CAN | −5N | −15B | +32N | +30B | −13B | 2.0 | 9.5 | 9.5 | 0.50 | 1919 | +0.2 |
| 24 | Nassar, Marc | 2091 | LBN | F | F | +27N | −9B | +19N | 2.0 | 6.0 | 6.0 | 3.00 | 1963 | +5.2 |
| 25 | Scrieciu, Cristian | 1513 | CAN | =11B | −20N | =26B | −18N | =29N | 1.5 | 9.0 | 9.5 | 2.50 | 1776 | +15.8 |
| 26 | Kellar, Ben | 0 | CAN | −7B | F | =25N | −21N | +31B | 1.5 | 7.5 | 7.5 | 1.25 | 1572 | -22.4 |
| 27 | Wen, Justin | 1985 | CAN | F | −6N | −24B | +33N | −12B | 1.0 | 8.5 | 8.5 | 0.00 | 1788 | +16.0 |
| 28 | Mahdjoubi, Abdelaziz | 1913 | CAN | F | −11N | +33B | −16B | −17N | 1.0 | 8.0 | 8.0 | 0.00 | 1788 | +2.6 |
| 29 | Melaschenko-Bolger, Brian | 1434 | CAN | −9N | −12B | F | −13N | =25B | 0.5 | 10.5 | 10.5 | 0.75 | 1552 | -66.4 |
| 30 | Fiset, Anais ChloeWCM | 1747 | CAN | F | −8N | =18B | −23N | F | 0.5 | 8.0 | 8.0 | 1.25 | 1730 | -10.8 |
| 31 | Hum, Justin | 1669 | CAN | −16N | F | =21B | −22N | −26N | 0.5 | 8.0 | 8.0 | 1.00 | 1513 | 0.0 |
| 32 | Russell, Wesley | 1943 | CAN | −14N | −10N | −23B | F | F | 0.0 | 7.5 | 7.5 | 0.00 | 1193 | -30.8 |
| 33 | Voloaca, Mihnea | 2337 | CAN | −22N | −19B | −28N | −27B | F | 0.0 | 6.0 | 6.0 | 0.00 | 987 | -68.8 |
Key insights
Biggest movers and upsets — the story behind the numbers.
- 1Vu, Huy MinhCAN+51.23.0 pts · #10
- 2Iordanescu, Victor NicolaeCAN+41.23.0 pts · #13
- 3Wu, Ting En RyanCAN+36.02.5 pts · #15
- 1Voloaca, MihneaCAN-68.80.0 pts · #32
- 2Melaschenko-Bolger, BrianCAN-66.40.5 pts · #31
- 3Russell, WesleyCAN-30.80.0 pts · #33
- R3+424 Elo gap
- R4+352 Elo gap
- R3+207 Elo gap