Tkachenko Ivan
From Sarov, Russia
EMA: 15990417
Common russian riichi rating (CRR)
Rating date May 20, 2023 (latest changes May 20, 2023).
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-05-20 | 36 -> 35 | 481.24 -> 488.28 | |
| 2023-05-06 | 34 -> 36 | 494.76 -> 481.24 |
Kirov Tournament: 57% -> 43% |
| 2023-05-05 | 132 -> 34 | 168.93 -> 494.76 | |
| 2021-02-01 | 150 -> 132 | 315.12 -> 168.93 | |
| 2020-02-01 | 150 | 315.12 |