| 2009-07-31 | 40 digits | German Junior Memory Championship 2009 |
| 2009-11-12 | 43 digits | World Memory Championship 2009 |
| 2010-05-02 | 40 digits | Friendly (Cambridge) Memory Championship 2010 |
| 2010-11-12 | 82 digits | German Memory Championship 2010 |
| 2010-11-12 | 82 digits | German Open Memory Championship 2010 |
| 2011-09-16 | 49 digits | German Memory Championship 2011 |
| 2011-09-16 | 49 digits | German Open Memory Championship 2011 |
| 2012-07-27 | 82 digits | German Open Memory Championship 2012 |
| 2012-12-14 | 75 digits | World Memory Championship 2012 |
| 2013-04-26 | 80 digits | 2nd Regional German Open Memory Championship 2013 |
| 2013-07-27 | 80 digits | German Memory Championship 2013 |
| 2013-11-30 | 80 digits | World Memory Championships 2013 |
| 2014-04-04 | 12 digits | 3rd Regional German Open Memory Championship 2014 |
| 2014-07-18 | 159 digits | German Open Memory Championship 2014 |
| 2014-09-20 | 117 digits | Swedish Open Memory Championship 2014 |
| 2015-07-25 | 243 digits | German Open Memory Championship 2015 |
| 2016-04-08 | 213 digits | 5th Regional German Open Memory Champ 2016 |
| 2018-09-22 | 234 digits | German Open Memory Championship 2018 (n) |
| 2018-12-14 | 78 digits (e) | World Memory Championships 2018 (n) |
| 2019-07-26 | 171 digits | German Open Memory Championship 2019 (n) |