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 |
|---|---|---|---|---|---|---|---|---|---|
| 1601 | 2021-07-14 | Sportland NRW Cup 2021 | Dortmund GER | 2.2 | Sreyas Payyappat | Ruben Gideon Koellner | 0-1 | 37 | Open |
| 1602 | 2021-07-13 | Sportland NRW Cup 2021 | Dortmund GER | 1.5 | Ruben Gideon Koellner | Thomas Beerdsen | 1/2-1/2 | 23 | Open |
| 1603 | 2021-07-06 | Titled Tuesday 6th July | chess.com INT | 9 | Bibisara Assaubayeva | Ruben Gideon Koellner | 1-0 | 44 | Open |
| 1604 | 2021-07-06 | Titled Tuesday 6th July | chess.com INT | 8 | Nodar Lortkipanidze | Ruben Gideon Koellner | 1-0 | 33 | Open |
| 1605 | 2021-07-06 | Titled Tuesday 6th July | chess.com INT | 7 | Ruben Gideon Koellner | Rafael Leitao | 1-0 | 26 | Open |
| 1606 | 2021-07-06 | Titled Tuesday 6th July | chess.com INT | 6 | Ruben Gideon Koellner | Frederik Svane | 1-0 | 31 | Open |
| 1607 | 2021-07-06 | Titled Tuesday 6th July | chess.com INT | 5 | Alexey Maly | Ruben Gideon Koellner | 1-0 | 69 | Open |
| 1608 | 2021-07-06 | Titled Tuesday 6th July | chess.com INT | 4 | Ruben Gideon Koellner | Siva Mahadevan | 0-1 | 64 | Open |
| 1609 | 2021-07-06 | Titled Tuesday 6th July | chess.com INT | 3 | Ruben Gideon Koellner | Dennis Wagner | 1-0 | 43 | Open |
| 1610 | 2021-07-06 | Titled Tuesday 6th July | chess.com INT | 2 | Roman Yanchenko | Ruben Gideon Koellner | 0-1 | 69 | Open |
| 1611 | 2021-07-06 | Titled Tuesday 6th July | chess.com INT | 1 | Aung Thant Zin | Ruben Gideon Koellner | 0-1 | 33 | Open |
| 1612 | 2021-07-06 | Titled Tuesday 6th July | chess.com INT | 11 | Ruben Gideon Koellner | Zbigniew Pakleza | 0-1 | 38 | Open |
| 1613 | 2021-07-06 | Titled Tuesday 6th July | chess.com INT | 10 | Ruben Gideon Koellner | Piotr Mickiewicz | 1-0 | 48 | Open |
| 1614 | 2021-06-22 | Titled Tuesday 22nd June | chess.com INT | 8 | Ruben Gideon Koellner | Darius Viskelis | 0-1 | 45 | Open |
| 1615 | 2021-06-22 | Titled Tuesday 22nd June | chess.com INT | 5 | Praveen Balakrishnan | Ruben Gideon Koellner | 1-0 | 40 | Open |
| 1616 | 2021-06-22 | Titled Tuesday 22nd June | chess.com INT | 4 | Ruben Gideon Koellner | Ismayil Shahaliyev | 1-0 | 44 | Open |
| 1617 | 2021-06-22 | Titled Tuesday 22nd June | chess.com INT | 3 | Georg Von Buelow | Ruben Gideon Koellner | 0-1 | 17 | Open |
| 1618 | 2021-06-22 | Titled Tuesday 22nd June | chess.com INT | 2 | Ruben Gideon Koellner | Srinath Narayanan | 0-1 | 67 | Open |
| 1619 | 2021-06-22 | Titled Tuesday 22nd June | chess.com INT | 1 | Ruben Gideon Koellner | Isuru Alahakoon | 1-0 | 37 | Open |
| 1620 | 2021-05-25 | Titled Tuesday 25th May | chess.com INT | 9 | Ruben Gideon Koellner | Frank Buchenau | 1-0 | 48 | Open |
| 1621 | 2021-05-25 | Titled Tuesday 25th May | chess.com INT | 8 | Wagh Suyog | Ruben Gideon Koellner | 1-0 | 40 | Open |
| 1622 | 2021-05-25 | Titled Tuesday 25th May | chess.com INT | 7 | Ruben Gideon Koellner | Evgenij Kretov | 0-1 | 37 | Open |
| 1623 | 2021-05-25 | Titled Tuesday 25th May | chess.com INT | 6 | Konstantin Borsuk | Ruben Gideon Koellner | 0-1 | 31 | Open |
| 1624 | 2021-05-25 | Titled Tuesday 25th May | chess.com INT | 5 | Balazs Csonka | Ruben Gideon Koellner | 0-1 | 46 | Open |
| 1625 | 2021-05-25 | Titled Tuesday 25th May | chess.com INT | 4 | Ruben Gideon Koellner | Read Samadov | 0-1 | 34 | Open |
| 1626 | 2021-05-25 | Titled Tuesday 25th May | chess.com INT | 3 | Ruben Gideon Koellner | Oleg Krivonosov | 1/2-1/2 | 56 | Open |
| 1627 | 2021-05-25 | Titled Tuesday 25th May | chess.com INT | 2 | Yoon-Young Kim | Ruben Gideon Koellner | 0-1 | 56 | Open |
| 1628 | 2021-05-25 | Titled Tuesday 25th May | chess.com INT | 11 | Alexander Rustemov | Ruben Gideon Koellner | 1-0 | 48 | Open |
| 1629 | 2021-05-25 | Titled Tuesday 25th May | chess.com INT | 10 | Ruben Gideon Koellner | Humberto L. Blanco Ronquillo | 1-0 | 28 | Open |
| 1630 | 2021-05-18 | Titled Tuesday 18th May | chess.com INT | 9 | Ruben Gideon Koellner | Deep Sengupta | 0-1 | 25 | Open |
| 1631 | 2021-05-18 | Titled Tuesday 18th May | chess.com INT | 8 | Ruben Gideon Koellner | Federico Sellitti | 1-0 | 84 | Open |
| 1632 | 2021-05-18 | Titled Tuesday 18th May | chess.com INT | 7 | Vuk Djordjevic | Ruben Gideon Koellner | 0-1 | 83 | Open |
| 1633 | 2021-05-18 | Titled Tuesday 18th May | chess.com INT | 6 | Nguyen Hong Anh | Ruben Gideon Koellner | 1-0 | 22 | Open |
| 1634 | 2021-05-18 | Titled Tuesday 18th May | chess.com INT | 5 | Ruben Gideon Koellner | Leon Livaic | 1-0 | 51 | Open |
| 1635 | 2021-05-18 | Titled Tuesday 18th May | chess.com INT | 3 | Arystanbek Urazayev | Ruben Gideon Koellner | 1-0 | 66 | Open |
| 1636 | 2021-05-18 | Titled Tuesday 18th May | chess.com INT | 2 | Ruben Gideon Koellner | Bagyashree Sathe Thipsay | 1-0 | 31 | Open |
| 1637 | 2021-05-18 | Titled Tuesday 18th May | chess.com INT | 1 | Anton Korobov | Ruben Gideon Koellner | 1-0 | 25 | Open |
| 1638 | 2021-05-18 | Titled Tuesday 18th May | chess.com INT | 11 | Sandi Stojanovski | Ruben Gideon Koellner | 0-1 | 38 | Open |
| 1639 | 2021-05-18 | Titled Tuesday 18th May | chess.com INT | 10 | Ranindu Dilshan Liyanage | Ruben Gideon Koellner | 1-0 | 38 | Open |
| 1640 | 2021-05-12 | Mitropa Online Cup 2021 | Tornelo INT | 9.1 | Loic Travadon | Ruben Gideon Koellner | 1-0 | 89 | Open |
| 1641 | 2021-05-11 | Mitropa Online Cup 2021 | Tornelo INT | 8.1 | Ruben Gideon Koellner | Jan Krejci | 0-1 | 68 | Open |
| 1642 | 2021-05-10 | Mitropa Online Cup 2021 | Tornelo INT | 7.1 | Francesco Sonis | Ruben Gideon Koellner | 1-0 | 93 | Open |
| 1643 | 2021-05-09 | Mitropa Online Cup 2021 | Tornelo INT | 6.1 | Ruben Gideon Koellner | Samir Sahidi | 0-1 | 41 | Open |
| 1644 | 2021-05-08 | Titled Arena May 8th 2021 | lichess.org INT | - | Harikrishnan.A.Ra | Ruben Gideon Koellner | 0-1 | 99 | Open |
| 1645 | 2021-05-08 | Titled Arena May 8th 2021 | lichess.org INT | - | Rasmus Svane | Ruben Gideon Koellner | 1-0 | 60 | Open |
| 1646 | 2021-05-08 | Titled Arena May 8th 2021 | lichess.org INT | - | Konstantin Bazarov | Ruben Gideon Koellner | 1-0 | 74 | Open |
| 1647 | 2021-05-08 | Titled Arena May 8th 2021 | lichess.org INT | - | Renan do Carmo Reis | Ruben Gideon Koellner | 0-1 | 33 | Open |
| 1648 | 2021-05-08 | Titled Arena May 8th 2021 | lichess.org INT | - | Helge Nordahl | Ruben Gideon Koellner | 0-1 | 40 | Open |
| 1649 | 2021-05-08 | Titled Arena May 8th 2021 | lichess.org INT | - | Igor Babiy | Ruben Gideon Koellner | 1-0 | 66 | Open |
| 1650 | 2021-05-08 | Titled Arena May 8th 2021 | lichess.org INT | - | Dmitry Mischuk | Ruben Gideon Koellner | 0-1 | 39 | Open |
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