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: 2026-10-24 (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 |
|---|---|---|---|---|---|---|---|---|---|
| 551 | 2023-11-07 | Titled Tue 7th Nov Early | chess.com INT | 8 | Zhamsaran Tsydypov | Ruben Gideon Koellner | 1-0 | 41 | Open |
| 552 | 2023-11-07 | Titled Tue 7th Nov Late | chess.com INT | 6 | Viacheslav Tikhonov | Ruben Gideon Koellner | 1-0 | 54 | Open |
| 553 | 2023-11-07 | Titled Tue 7th Nov Early | chess.com INT | 6 | Ruben Gideon Koellner | Mobina Alinasab | 1-0 | 42 | Open |
| 554 | 2023-11-07 | Titled Tue 7th Nov Early | chess.com INT | 5 | Marko Nenezic | Ruben Gideon Koellner | 1-0 | 20 | Open |
| 555 | 2023-11-07 | Titled Tue 7th Nov Late | chess.com INT | 5 | Ruben Gideon Koellner | Denis Makhnev | 0-1 | 74 | Open |
| 556 | 2023-11-07 | Titled Tue 7th Nov Late | chess.com INT | 4 | Rafael Leitao | Ruben Gideon Koellner | 1/2-1/2 | 62 | Open |
| 557 | 2023-11-07 | Titled Tue 7th Nov Early | chess.com INT | 4 | Ruben Gideon Koellner | Ethan Saya | 1-0 | 76 | Open |
| 558 | 2023-11-07 | Titled Tue 7th Nov Late | chess.com INT | 3 | Ruben Gideon Koellner | Asa Hoffmann | 1-0 | 33 | Open |
| 559 | 2023-11-07 | Titled Tue 7th Nov Early | chess.com INT | 3 | Ruben Gideon Koellner | Olexandr Shevchuk | 1-0 | 19 | Open |
| 560 | 2023-11-07 | Titled Tue 7th Nov Early | chess.com INT | 2 | Camilo Corredor Castellanos | Ruben Gideon Koellner | 0-1 | 18 | Open |
| 561 | 2023-11-07 | Titled Tue 7th Nov Late | chess.com INT | 2 | Mikhail Kazakov | Ruben Gideon Koellner | 1/2-1/2 | 72 | Open |
| 562 | 2023-11-07 | Titled Tue 7th Nov Early | chess.com INT | 1 | Ruben Gideon Koellner | Addison Lee | 0-1 | 42 | Open |
| 563 | 2023-11-07 | Titled Tue 7th Nov Late | chess.com INT | 1 | Ruben Gideon Koellner | Patrick Lacey | 1-0 | 30 | Open |
| 564 | 2023-10-31 | Titled Tue 31st Oct Late | chess.com INT | 9 | Ruben Gideon Koellner | Dmitry Gurevich | 1/2-1/2 | 59 | Open |
| 565 | 2023-10-31 | Titled Tue 31st Oct Late | chess.com INT | 8 | Yevhenii Yelisieiev | Ruben Gideon Koellner | 0-1 | 34 | Open |
| 566 | 2023-10-31 | Titled Tue 31st Oct Late | chess.com INT | 7 | Ruben Gideon Koellner | Kanan Hajiyev | 1-0 | 78 | Open |
| 567 | 2023-10-31 | Titled Tue 31st Oct Late | chess.com INT | 6 | Maxim Matyunin | Ruben Gideon Koellner | 1-0 | 85 | Open |
| 568 | 2023-10-31 | Titled Tue 31st Oct Late | chess.com INT | 5 | Nick Figorito | Ruben Gideon Koellner | 1/2-1/2 | 57 | Open |
| 569 | 2023-10-31 | Titled Tue 31st Oct Late | chess.com INT | 4 | Ruben Gideon Koellner | Ali Ekber Dogan | 1-0 | 72 | Open |
| 570 | 2023-10-31 | Titled Tue 31st Oct Late | chess.com INT | 3 | Ruben Gideon Koellner | Vitaly Kunin | 1-0 | 40 | Open |
| 571 | 2023-10-31 | Titled Tue 31st Oct Late | chess.com INT | 2 | Pavel Toropov | Ruben Gideon Koellner | 1-0 | 79 | Open |
| 572 | 2023-10-31 | Titled Tue 31st Oct Late | chess.com INT | 1 | Ruben Gideon Koellner | Richard Polaczek | 1-0 | 32 | Open |
| 573 | 2023-10-31 | Titled Tue 31st Oct Late | chess.com INT | 11 | Ruben Gideon Koellner | Maksim Chigaev | 1-0 | 63 | Open |
| 574 | 2023-10-31 | Titled Tue 31st Oct Late | chess.com INT | 10 | Valiantsin Yezhel | Ruben Gideon Koellner | 0-1 | 33 | Open |
| 575 | 2023-10-29 | Rainer Radtke Mem 2023 | Berlin GER | 9.3 | Ruben Gideon Koellner | Martin Petrov | 1/2-1/2 | 42 | Open |
| 576 | 2023-10-28 | Rainer Radtke Mem 2023 | Berlin GER | 8.3 | Szymon Gumularz | Ruben Gideon Koellner | 1-0 | 45 | Open |
| 577 | 2023-10-27 | Rainer Radtke Mem 2023 | Berlin GER | 7.3 | Ruben Gideon Koellner | Paulius Pultinevicius | 1-0 | 37 | Open |
| 578 | 2023-10-26 | Rainer Radtke Mem 2023 | Berlin GER | 6.3 | Bennet Hagner | Ruben Gideon Koellner | 1/2-1/2 | 60 | Open |
| 579 | 2023-10-26 | Rainer Radtke Mem 2023 | Berlin GER | 5.3 | Ruben Gideon Koellner | Pijus Stremavicius | 1-0 | 48 | Open |
| 580 | 2023-10-25 | Rainer Radtke Mem 2023 | Berlin GER | 4.3 | Johannes Tschernatsch | Ruben Gideon Koellner | 0-1 | 28 | Open |
| 581 | 2023-10-24 | Rainer Radtke Mem 2023 | Berlin GER | 3.3 | Ruben Gideon Koellner | Mikhail Tobak | 1/2-1/2 | 57 | Open |
| 582 | 2023-10-24 | Rainer Radtke Mem 2023 | Berlin GER | 2.3 | Keyvan Farokhi | Ruben Gideon Koellner | 0-1 | 52 | Open |
| 583 | 2023-10-23 | Rainer Radtke Mem 2023 | Berlin GER | 1.3 | Ruben Gideon Koellner | Levi Malinowsky | 1-0 | 28 | Open |
| 584 | 2023-10-22 | Bundesliga 2023-24 | Viernheim GER | 2.4 | Joerg Wegerle | Ruben Gideon Koellner | 1/2-1/2 | 55 | Open |
| 585 | 2023-10-21 | Bundesliga 2023-24 | Viernheim GER | 1.4 | Ruben Gideon Koellner | Tom Dordevic | 1-0 | 44 | Open |
| 586 | 2023-10-17 | Titled Tue 17th Oct Early | chess.com INT | 9 | Ruben Gideon Koellner | Vjacheslav Weetik | 1/2-1/2 | 71 | Open |
| 587 | 2023-10-17 | Titled Tue 17th Oct Early | chess.com INT | 8 | Evan S Rosenberg | Ruben Gideon Koellner | 0-1 | 36 | Open |
| 588 | 2023-10-17 | Titled Tue 17th Oct Early | chess.com INT | 7 | Ruben Gideon Koellner | Kanan Hajiyev | 1-0 | 93 | Open |
| 589 | 2023-10-17 | Titled Tue 17th Oct Early | chess.com INT | 6 | Nicolas Perossa | Ruben Gideon Koellner | 0-1 | 70 | Open |
| 590 | 2023-10-17 | Titled Tue 17th Oct Late | chess.com INT | 6 | Ruben Gideon Koellner | Viacheslav Tikhonov | 1-0 | 46 | Open |
| 591 | 2023-10-17 | Titled Tue 17th Oct Early | chess.com INT | 5 | Ruben Gideon Koellner | Arseniy Shturman | 1-0 | 35 | Open |
| 592 | 2023-10-17 | Titled Tue 17th Oct Late | chess.com INT | 5 | Jacques Muller Luxama | Ruben Gideon Koellner | 1-0 | 81 | Open |
| 593 | 2023-10-17 | Titled Tue 17th Oct Early | chess.com INT | 4 | Yotam Shohat | Ruben Gideon Koellner | 0-1 | 74 | Open |
| 594 | 2023-10-17 | Titled Tue 17th Oct Late | chess.com INT | 4 | Ruben Gideon Koellner | Wojciech Smieszek | 1-0 | 39 | Open |
| 595 | 2023-10-17 | Titled Tue 17th Oct Late | chess.com INT | 3 | Sergei Zhigalko | Ruben Gideon Koellner | 1-0 | 41 | Open |
| 596 | 2023-10-17 | Titled Tue 17th Oct Early | chess.com INT | 3 | Ruben Gideon Koellner | Olexandr Shevchuk | 0-1 | 70 | Open |
| 597 | 2023-10-17 | Titled Tue 17th Oct Late | chess.com INT | 2 | Emir Gulbeyaz | Ruben Gideon Koellner | 0-1 | 30 | Open |
| 598 | 2023-10-17 | Titled Tue 17th Oct Early | chess.com INT | 2 | Wojciech Przybylski | Ruben Gideon Koellner | 1-0 | 72 | Open |
| 599 | 2023-10-17 | Titled Tue 17th Oct Late | chess.com INT | 1 | Ruben Gideon Koellner | Mark Liubarov | 1-0 | 44 | Open |
| 600 | 2023-10-17 | Titled Tue 17th Oct Early | chess.com INT | 1 | Ruben Gideon Koellner | Kirill Shoshin | 1-0 | 29 | Open |
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