Moisto Mairon
Place: Tallinn, Estonia
Rating: 2026.99, Std: 160.41, Rank: 694
First game: 2016-04-15, Last game: 2021-07-16
Top rating: 2026.99 (2021-07-16)
Games: 187, Wins: 79, Draws: 5, Losses: 103
Gy1: 0, Gy2: 0, Gy5: 46
| World Renju Youth Cup 2021 (online) C Group | ||||
|---|---|---|---|---|
| Date | 2021-07-16 | Rating | 2026.99 | |
| Round | Color | Result | Opponent | |
| 2 | White | Loss | Lin Xinpeng | 2191.84 |
| 3 | Black | Win | Mikhalitsyn Matvey | 1820.74 |
| 4 | White | Win | Lääne Kristjan | 1853.00 |
| 5 | White | Win | Lääne Rauno | 2202.57 |
| 6 | White | Loss | Zhao Lingxuan | 2134.34 |
| 7 | White | Loss | Stoyanov Egor | 2236.32 |
| 8 | Black | Win | Akbayır Çınar | 1796.48 |
| 9 | White | Loss | Kaljola Kaur | 2037.46 |
| Kawamura Cup 2021, face to face | ||||
| Date | 2021-07-07 | Rating | 2026.89 | |
| Round | Color | Result | Opponent | |
| B1 | White | Loss | Ikla Markus | 2342.39 |
| B2 | Black | Win | Reimand Hanna-Kai | 2092.85 |
| B3 | White | Win | Lääne Kristjan | 1852.92 |
| B4 | White | Win | Nitov Melissa | 1905.29 |
| B5 | Black | Loss | Lääne Rauno | 2204.29 |
| B6 | White | Win | Mere Paul Johann | 1767.23 |
| B7 | Black | Loss | Koni Kirke | 2186.79 |
| Karepa Open 2021 | ||||
| Date | 2021-07-07 | Rating | 2026.89 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Kuzmin Dmitri | 1877.93 |
| 2 | Black | Win | Tammaru Taavi | 1911.19 |
| 3 | White | Win | Lääne Kristjan | 1852.92 |
| 4 | Black | Loss | Kaljola Kaur | 2035.95 |
| 4 | White | Win | Nitov Melissa | 1905.29 |
| 5 | Black | Win | Normak Mihkel | 1799.92 |
| 7 | Black | Loss | Kõlar Karl-Ustav | 2309.40 |
| Kullo Championship, preliminary tournament | ||||
| Date | 2020-12-04 | Rating | 2012.84 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Narva Jaan Oskar | 2093.30 |
| World Renju Youth Cup 2020, C Group | ||||
| Date | 2020-08-06 | Rating | 2010.16 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Georgikakis Nikolaos | 1744.46 |
| 2 | White | Loss | Kuvaev Vyacheslav | 2083.30 |
| 3 | White | Loss | Kawamoto Shoma | 2352.66 |
| 4 | Black | Win | Gorbachev Daniil | 1909.16 |
| 5 | White | Win | Pukk Oskar | 1845.79 |
| 6 | White | Loss | Narva Jaan Oskar | 2078.94 |
| 7 | Black | Win | Prokopyev Andrei | 2064.72 |
| 8 | Black | Loss | Lääne Rauno | 2174.37 |
| 9 | White | Win | Lääne Kristjan | 1836.51 |
| Karepa Open BT 2020 | ||||
| Date | 2020-07-09 | Rating | 2008.09 | |
| Round | Color | Result | Opponent | |
| 1 | White | Win | Laanemets Emil | 1922.21 |
| 2 | Black | Win | Karba Kertu | 1398.28 |
| 3 | White | Win | Kuzmin Dmitri | 1853.90 |
| 4 | Black | Win | Hõbemägi Gren | 1979.30 |
| 5 | Black | Loss | Murumaa Magnus | 2053.84 |
| 6 | White | Loss | Reimand Hanna-Kai | 2084.90 |
| 7 | Black | Loss | Narva Jaan Oskar | 2075.00 |
| Karepa Closed 2020 | ||||
| Date | 2020-07-07 | Rating | 2007.96 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Lents Johann | 2538.34 |
| 2 | Black | Win | Kuzmin Dmitri | 1853.76 |
| 3 | Black | Win | Mere Paul Johann | 1792.22 |
| 4 | Black | Loss | Laanemets Emil | 1922.14 |
| 5 | Black | Win | Ilu Oliver | 1738.83 |
| 6 | White | Loss | Raag Ardi | 2291.98 |
| 7 | Black | Loss | Lääne Rauno | 2172.60 |
| Tallinn Open 2018 | ||||
| Date | 2018-12-30 | Rating | 1997.23 | |
| Round | Color | Result | Opponent | |
| B1 | Black | Loss | Chernyi Anton | 2074.14 |
| B2 | Black | Loss | Burtsev Peter | 2140.08 |
| B3 | White | Win | Lääne Kristjan | 1777.35 |
| B4 | Black | Loss | Reimand Hanna-Kai | 1997.45 |
| B5 | White | Win | Narva Jaan Oskar | 2056.25 |
| B6 | White | Win | Gershman Artem | 1942.45 |
| B7 | Black | Loss | Laanemets Emil | 1833.47 |
| Swedish Open Team Championship | ||||
| Date | 2018-11-18 | Rating | 1999.64 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Rahumägi Brenet | 2333.56 |
| 2 | White | Loss | Sandstrom Richard | 2380.22 |
| 4 | Black | Loss | Ilu Timo | 2512.44 |
| 5 | Black | Win | Savik Aki | 1772.69 |
| 6 | White | Win | Piik Sander | 2281.53 |
| 7 | Black | Loss | Jonsson Peter | 2324.60 |
| Youth World Championship 2018 | ||||
| Date | 2018-08-05 | Rating | 1998.22 | |
| Round | Color | Result | Opponent | |
| C1 | White | Loss | Zhao Yun | 2470.07 |
| C3 | Black | Win | Roginski Roman | 1942.52 |
| C4 | Black | Loss | Piik Sander | 2295.01 |
| C5 | Black | Loss | Epifanov Evgenii | 2054.13 |
| C6 | Black | Loss | Gromov Danila | 2219.46 |
| C7 | Black | Loss | Kang Zheming | 2629.07 |
| C8 | Black | Win | Aitenov Arnat | 1500.91 |
| C9 | Black | Win | Ateş Rahmi Kaan | 1657.45 |
| Karepa camp | ||||
| Date | 2018-07-12 | Rating | 1998.65 | |
| Round | Color | Result | Opponent | |
| B2 | Black | Loss | Möller Andrus | 1874.57 |
| B2 | Black | Win | Sonina Marina | 1973.79 |
| B3 | Black | Win | Pukk Martin | 1709.61 |
| B4 | White | Win | Laur Ingel | 1578.42 |
| B5 | Black | Win | Murumaa Magnus | 2014.65 |
| B6 | White | Win | Sonina Marina | 1973.79 |
| B7 | Black | Win | Sonin Sergey | 1996.53 |
| C1 | White | Win | Pukk Martin | 1709.61 |
| C2 | Black | Win | Sonina Marina | 1973.79 |
| C3 | White | Win | Murumaa Magnus | 2014.65 |
| C4 | Black | Loss | Sonin Sergey | 1996.53 |
| C5 | Black | Draw | Lääne Rauno | 2029.19 |
| C6 | Black | Loss | Narva Jaan Oskar | 2037.60 |
| C7 | White | Win | Sonina Vladislava | 1845.78 |
| Estonian Cup 2018 1/8 and 1/4 finals | ||||
| Date | 2018-02-28 | Rating | 1970.46 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Kolk Kuno | 2348.76 |
| 2 | White | Loss | Kolk Kuno | 2348.76 |
| 3 | Black | Loss | Kolk Kuno | 2348.76 |
| Kawamura Cup | ||||
| Date | 2018-01-20 | Rating | 1963.58 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Ikla Markus | 2228.74 |
| 2 | White | Loss | Moor Karl-Mattias | 2062.94 |
| 3 | Black | Win | Koni Kirke | 2055.39 |
| 4 | White | Win | Tähnas Andreas | 1897.72 |
| 5 | White | Loss | Rahumägi Brenet | 2343.35 |
| 6 | Black | Loss | Aasav Jaak Andero | 1996.56 |
| 7 | White | Win | Heidmets Mark | 2049.09 |
| Estonian Cup 2018 preliminary tournament | ||||
| Date | 2017-12-02 | Rating | 1951.87 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Kolk Kuno | 2344.59 |
| 2 | White | Loss | Moor Karl-Mattias | 2052.25 |
| 3 | Black | Draw | Koni Kirke | 2049.82 |
| 4 | Black | Loss | Lääne Rauno | 1983.39 |
| 5 | White | Loss | Rahumägi Brenet | 2328.53 |
| 6 | Black | Loss | Topkin Georg-Romet | 2533.70 |
| 7 | White | Loss | Piik Sander | 2268.32 |
| Estonian Championship of Renju and Gomoku | ||||
| Date | 2017-10-29 | Rating | 1947.70 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Hõbemägi Martin | 2654.18 |
| 2 | White | Win | Sonina Vladislava | 1737.81 |
| 3 | Black | Loss | Piik Sander | 2251.74 |
| 4 | White | Loss | Narva Mart | 2108.07 |
| 5 | Black | Loss | Soosõrv Ants | 2713.76 |
| 6 | White | Loss | Lõhmus Kristofer | 2346.35 |
| Karepa camp | ||||
| Date | 2017-07-17 | Rating | 1938.67 | |
| Round | Color | Result | Opponent | |
| B1 | White | Win | Narva Mart | 2075.09 |
| B2 | Black | Loss | Mumm Kristina | 1980.25 |
| B3 | White | Win | Reimand Hanna-Kai | 1893.55 |
| B4 | Black | Draw | Koni Kirke | 2018.70 |
| B5 | White | Loss | Tiivel Siim | 1957.92 |
| B6 | Black | Win | Olmann Kullar | 1730.58 |
| B7 | White | Win | Narva Jaan Oskar | 1957.58 |
| D1 | Black | Loss | Möller Andrus | 1839.38 |
| D2 | White | Win | Reimand Hanna-Kai | 1893.55 |
| D3 | White | Loss | Gromov Danila | 2052.64 |
| D4 | White | Loss | Pärjasaar Elerin | 1899.40 |
| D5 | Black | Loss | Narva Jaan Oskar | 1957.58 |
| D6 | Black | Win | Lääne Rauno | 1951.64 |
| D7 | White | Loss | Mumm Kristina | 1980.25 |
| Youth European Championship 2017 | ||||
| Date | 2017-05-04 | Rating | 1935.65 | |
| Round | Color | Result | Opponent | |
| D11 | White | Win | Gromov Ivan | 1718.70 |
| DH1 | White | Win | Gyini Andreas | 1530.78 |
| DH2 | Black | Win | Prokopyev Andrei | 1937.74 |
| DH3 | White | Loss | Tolstoguzova Daria | 1984.12 |
| DH4 | Black | Win | Epifanova Alisa | 1656.05 |
| DH5 | Black | Win | Lufardaki Amalia | 1515.81 |
| DH6 | Black | Loss | Stoyanov Egor | 1959.08 |
| DH7 | Black | Win | Zefi Simona | 1711.82 |
| DH8 | White | Loss | Yusupmurzina Darya | 2177.73 |
| 3weeks from Stefan's birthday | ||||
| Date | 2017-04-15 | Rating | 1934.49 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Lääne Rauno | 1950.59 |
| 3 | Black | Win | Narva Jaan Oskar | 1950.65 |
| 4 | White | Loss | Narva Mart | 2043.50 |
| 5 | White | Loss | Oll Aivo | 2801.70 |
| 6 | White | Loss | Lääne Rauno | 1950.59 |
| 7 | White | Loss | Topkin Georg-Romet | 2461.24 |
| Kawamura Cup 2017 | ||||
| Date | 2017-04-01 | Rating | 1933.37 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Loss | Olumets Erko | 2151.80 |
| 2 | Black | Win | Koni Kirke | 2010.05 |
| 3 | White | Win | Heidmets Mark | 2134.52 |
| 4 | Black | Loss | Moor Karl-Mattias | 2048.30 |
| 5 | White | Win | Kallikorm Kevin Kaido | 1916.31 |
| 6 | White | Win | Kõlar Karl-Ustav | 2106.20 |
| 7 | White | Loss | Voznjuk Pavel | 2250.38 |
| Estonian qualification to World Championship 2017, 2.stage | ||||
| Date | 2017-01-22 | Rating | 1913.49 | |
| Round | Color | Result | Opponent | |
| 1 | Black | Win | Olumets Erko | 2163.75 |
| 2 | White | Loss | Rahumägi Brenet | 2351.13 |
| 3 | Black | Loss | Heidmets Mark | 2152.87 |
| 4 | White | Loss | Kallikorm Kevin Kaido | 1908.23 |
| 6 | Black | Loss | Piik Sander | 2144.65 |
| 7 | White | Loss | Purk Tauri | 2385.48 |
| Tallinn Open (Open Estonian Championship) of Renju, Rapid gomoku and Boku | ||||
| Date | 2016-12-30 | Rating | 1907.49 | |
| Round | Color | Result | Opponent | |
| B1 | Black | Win | Lillemaa Argo | 2208.65 |
| B2 | White | Loss | Ikla Markus | 2146.02 |
| B3 | Black | Win | Koni Kirke | 1990.44 |
| B4 | White | Loss | Piik Sander | 2140.66 |
| B5 | Black | Win | Sepman Siim | 1967.95 |
| B6 | Black | Win | Kolk Mari | 1940.19 |
| B7 | Black | Loss | Sadova Taisia | 2172.90 |
| Estonian qualification to World Championship 2017, 1.stage | ||||
| Date | 2016-12-03 | Rating | 1894.41 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Piik Sander | 2133.50 |
| 2 | White | Loss | Varind Taavi | 1611.61 |
| 3 | White | Loss | Kallikorm Kevin Kaido | 1908.23 |
| 4 | White | Win | Jakobsoo Kaspar | 1552.61 |
| 5 | Black | Draw | Narva Jaan Oskar | 1937.62 |
| 6 | Black | Loss | Moor Karl-Mattias | 2023.19 |
| 7 | Black | Loss | Raag Ardi | 2059.59 |
| Youth World Championship 2016 | ||||
| Date | 2016-08-13 | Rating | 1864.23 | |
| Round | Color | Result | Opponent | |
| D8 | White | Draw | Aasav Jaak Andero | 1870.58 |
| D10 | White | Win | Kozhevin Dmitry | 1760.91 |
| D10 | White | Loss | Fan Shihao | 2214.76 |
| DH1 | White | Win | Tolstoguzova Daria | 1893.23 |
| DH2 | Black | Loss | Pukk Oskar | 1839.11 |
| DH3 | Black | Loss | Stoyanov Egor | 1894.77 |
| DH4 | White | Win | Sonina Marina | 1816.50 |
| DH5 | Black | Loss | Reznik Grigorii | 1972.20 |
| DH6 | Black | Loss | Narva Jaan Oskar | 1921.84 |
| DH9 | Black | Win | Murumaa Mathias | 1863.65 |
| Karepa camp | ||||
| Date | 2016-07-18 | Rating | 1857.34 | |
| Round | Color | Result | Opponent | |
| B1 | Black | Loss | Moor Karl-Mattias | 1977.34 |
| B2 | Black | Loss | Pärjasaar Elerin | 1856.39 |
| B3 | Black | Loss | Soosaar Carlos | 1796.92 |
| B4 | Black | Loss | Murro Ketlin | 1726.71 |
| B6 | White | Loss | Möller Andrus | 1839.70 |
| B7 | White | Win | Sonist Siim Artur | 1771.52 |
| C1 | White | Loss | Narva Mart | 1989.71 |
| C2 | White | Loss | Möller Andrus | 1839.70 |
| C3 | White | Win | Murumaa Mathias | 1861.67 |
| C4 | Black | Win | Murro Ketlin | 1726.71 |
| C6 | White | Win | Pukk Martin | 1611.53 |
| C7 | Black | Win | Sonist Siim Artur | 1771.52 |
| Estonian Cup 2016, to 17th place | ||||
| Date | 2016-05-31 | Rating | 1853.62 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Rahumägi Brenet | 2335.45 |
| 2 | Black | Loss | Rahumägi Brenet | 2335.45 |
| Estonian Cup 2016 1/16 and 1/8 | ||||
| Date | 2016-04-15 | Rating | 1850.67 | |
| Round | Color | Result | Opponent | |
| 1 | White | Loss | Raag Ardi | 2051.02 |
| 2 | White | Loss | Raag Ardi | 2051.02 |
| 3 | White | Loss | Raag Ardi | 2051.02 |