IM Ruben Gideon Koellner
Country
GER
Birth Year
2004 (Age ≈22)
Gender
M
Title
International Master
FIDE ID
12993093
FIDE rating history
View rating lists
Available Games
Published games available in our archive; coverage varies by tournament. Archive last checked: 2026-10-25 (UTC).
Online games are identified from known tournament names, playing sites and PGN mode. Other games are listed as OTB (over-the-board).
| # | Date | Event | Site | Round | White | Black | Result | Moves | View |
|---|---|---|---|---|---|---|---|---|---|
| 1851 | 2020-12-18 | Euro Online Blitz Quali | Tornelo INT | 2.125 | Ruben Gideon Koellner | Joanna Dworakowska | 0-1 | 44 | Open |
| 1852 | 2020-12-18 | Euro Online Blitz Quali | Tornelo INT | 1.6 | Matthias Bluebaum | Ruben Gideon Koellner | 1-0 | 35 | Open |
| 1853 | 2020-12-15 | Titled Tuesday 15th Dec | chess.com INT | 9 | Ruben Gideon Koellner | Francisco Orantes Taboada | 0-1 | 59 | Open |
| 1854 | 2020-12-15 | Titled Tuesday 15th Dec | chess.com INT | 8 | Ranindu Dilshan Liyanage | Ruben Gideon Koellner | 1-0 | 46 | Open |
| 1855 | 2020-12-15 | Titled Tuesday 15th Dec | chess.com INT | 7 | Tymon Ochedzan | Ruben Gideon Koellner | 0-1 | 21 | Open |
| 1856 | 2020-12-15 | Titled Tuesday 15th Dec | chess.com INT | 6 | Ruben Gideon Koellner | Leonardo Duarte | 1-0 | 79 | Open |
| 1857 | 2020-12-15 | Titled Tuesday 15th Dec | chess.com INT | 5 | Stephan Hansch | Ruben Gideon Koellner | 1-0 | 51 | Open |
| 1858 | 2020-12-15 | Titled Tuesday 15th Dec | chess.com INT | 4 | Ruben Gideon Koellner | Vlada Sviridova | 1-0 | 36 | Open |
| 1859 | 2020-12-15 | Titled Tuesday 15th Dec | chess.com INT | 3 | Alexey Sarana | Ruben Gideon Koellner | 1-0 | 37 | Open |
| 1860 | 2020-12-15 | Titled Tuesday 15th Dec | chess.com INT | 2 | Agoston Juhasz | Ruben Gideon Koellner | 0-1 | 36 | Open |
| 1861 | 2020-12-15 | Titled Tuesday 15th Dec | chess.com INT | 1 | Ruben Gideon Koellner | M. Amin Tabatabaei | 0-1 | 27 | Open |
| 1862 | 2020-12-15 | Titled Tuesday 15th Dec | chess.com INT | 11 | Erik Ronka | Ruben Gideon Koellner | 0-1 | 64 | Open |
| 1863 | 2020-12-15 | Titled Tuesday 15th Dec | chess.com INT | 10 | Ruben Gideon Koellner | Stepan Osinovsky | 1-0 | 51 | Open |
| 1864 | 2020-12-01 | Titled Tuesday 1st Dec | chess.com INT | 9 | Meri Arabidze | Ruben Gideon Koellner | 1-0 | 55 | Open |
| 1865 | 2020-12-01 | Titled Tuesday 1st Dec | chess.com INT | 8 | Gregory Shahade | Ruben Gideon Koellner | 1-0 | 38 | Open |
| 1866 | 2020-12-01 | Titled Tuesday 1st Dec | chess.com INT | 7 | Ruben Gideon Koellner | Juan Carlos Obregon Rivero | 1-0 | 48 | Open |
| 1867 | 2020-12-01 | Titled Tuesday 1st Dec | chess.com INT | 6 | Ruben Gideon Koellner | Sarasadat Khademalsharieh | 1-0 | 54 | Open |
| 1868 | 2020-12-01 | Titled Tuesday 1st Dec | chess.com INT | 5 | Dmitry Gurevich | Ruben Gideon Koellner | 0-1 | 66 | Open |
| 1869 | 2020-12-01 | Titled Tuesday 1st Dec | chess.com INT | 4 | Chamal Gedgafov | Ruben Gideon Koellner | 0-1 | 7 | Open |
| 1870 | 2020-12-01 | Titled Tuesday 1st Dec | chess.com INT | 3 | Ruben Gideon Koellner | Jan Klimkowski | 0-1 | 68 | Open |
| 1871 | 2020-12-01 | Titled Tuesday 1st Dec | chess.com INT | 1 | Ruben Gideon Koellner | Sergey Grigoriants | 0-1 | 42 | Open |
| 1872 | 2020-12-01 | Titled Tuesday 1st Dec | chess.com INT | 11 | Sopio Tereladze | Ruben Gideon Koellner | 0-1 | 64 | Open |
| 1873 | 2020-12-01 | Titled Tuesday 1st Dec | chess.com INT | 10 | Ruben Gideon Koellner | Marius Manolache | 0-1 | 72 | Open |
| 1874 | 2020-11-24 | Titled Tuesday 24th Nov | chess.com INT | 9 | Pablo Barrionuevo | Ruben Gideon Koellner | 1-0 | 21 | Open |
| 1875 | 2020-11-24 | Titled Tuesday 24th Nov | chess.com INT | 8 | Ruben Gideon Koellner | Vjacheslav Weetik | 0-1 | 28 | Open |
| 1876 | 2020-11-24 | Titled Tuesday 24th Nov | chess.com INT | 7 | Spas Kozhuharov | Ruben Gideon Koellner | 1/2-1/2 | 56 | Open |
| 1877 | 2020-11-24 | Titled Tuesday 24th Nov | chess.com INT | 6 | Mukhammadali Abdurakhmonov | Ruben Gideon Koellner | 1-0 | 26 | Open |
| 1878 | 2020-11-24 | Titled Tuesday 24th Nov | chess.com INT | 5 | Ruben Gideon Koellner | Corey Acor | 1/2-1/2 | 90 | Open |
| 1879 | 2020-11-24 | Titled Tuesday 24th Nov | chess.com INT | 4 | Ruben Gideon Koellner | Nikolay Noritsyn | 1-0 | 68 | Open |
| 1880 | 2020-11-24 | Titled Tuesday 24th Nov | chess.com INT | 3 | Chamal Gedgafov | Ruben Gideon Koellner | 0-1 | 44 | Open |
| 1881 | 2020-11-24 | Titled Tuesday 24th Nov | chess.com INT | 11 | Nadya Toncheva | Ruben Gideon Koellner | 1-0 | 36 | Open |
| 1882 | 2020-11-24 | Titled Tuesday 24th Nov | chess.com INT | 10 | Ruben Gideon Koellner | Anastasiya Geller | 1-0 | 80 | Open |
| 1883 | 2020-11-17 | Titled Tuesday 17th Nov | chess.com INT | 9 | Arnold Mayeregger | Ruben Gideon Koellner | 0-1 | 66 | Open |
| 1884 | 2020-11-17 | Titled Tuesday 17th Nov | chess.com INT | 8 | Ruben Gideon Koellner | Julian Estrada Nieto | 1-0 | 72 | Open |
| 1885 | 2020-11-17 | Titled Tuesday 17th Nov | chess.com INT | 7 | Varvara Saulina | Ruben Gideon Koellner | 1/2-1/2 | 111 | Open |
| 1886 | 2020-11-17 | Titled Tuesday 17th Nov | chess.com INT | 6 | Leon Mazi | Ruben Gideon Koellner | 1-0 | 48 | Open |
| 1887 | 2020-11-17 | Titled Tuesday 17th Nov | chess.com INT | 5 | Ruben Gideon Koellner | Nimrod Veinberg | 0-1 | 42 | Open |
| 1888 | 2020-11-17 | Titled Tuesday 17th Nov | chess.com INT | 4 | Arthur Muromtsev | Ruben Gideon Koellner | 0-1 | 44 | Open |
| 1889 | 2020-11-17 | Titled Tuesday 17th Nov | chess.com INT | 1 | Ruben Gideon Koellner | David Paravyan | 0-1 | 47 | Open |
| 1890 | 2020-11-17 | Titled Tuesday 17th Nov | chess.com INT | 11 | Ruben Gideon Koellner | Wojciech Przybylski | 0-1 | 35 | Open |
| 1891 | 2020-11-17 | Titled Tuesday 17th Nov | chess.com INT | 10 | Hrvoje Fajdetic | Ruben Gideon Koellner | 0-1 | 31 | Open |
| 1892 | 2020-11-10 | Titled Tuesday 10th Nov | chess.com INT | 9 | Ruben Gideon Koellner | Pavel Plotnikov | 0-1 | 29 | Open |
| 1893 | 2020-11-10 | Titled Tuesday 10th Nov | chess.com INT | 8 | Wiktoria Smietanska | Ruben Gideon Koellner | 0-1 | 92 | Open |
| 1894 | 2020-11-10 | Titled Tuesday 10th Nov | chess.com INT | 6 | Kristina Kim | Ruben Gideon Koellner | 0-1 | 41 | Open |
| 1895 | 2020-11-10 | Titled Tuesday 10th Nov | chess.com INT | 4 | Ruben Gideon Koellner | Marek Karas | 0-1 | 61 | Open |
| 1896 | 2020-11-10 | Titled Tuesday 10th Nov | chess.com INT | 3 | Wojciech Przybylski | Ruben Gideon Koellner | 1-0 | 30 | Open |
| 1897 | 2020-11-10 | Titled Tuesday 10th Nov | chess.com INT | 2 | Ruben Gideon Koellner | Milton Pantzar | 1-0 | 43 | Open |
| 1898 | 2020-11-10 | Titled Tuesday 10th Nov | chess.com INT | 1 | Meri Arabidze | Ruben Gideon Koellner | 1-0 | 54 | Open |
| 1899 | 2020-11-10 | Titled Tuesday 10th Nov | chess.com INT | 11 | Natalia Zhukova | Ruben Gideon Koellner | 0-1 | 42 | Open |
| 1900 | 2020-11-10 | Titled Tuesday 10th Nov | chess.com INT | 10 | Juan Luis Pertinez Soria | Ruben Gideon Koellner | 0-1 | 45 | Open |
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