Tkachenko Ivan
From Sarov, Russia
EMA: 15990417
Internal rating (RR)
Rating date July 20, 2023 (latest changes July 20, 2023).
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-07-20 | 43 | 432.41 -> 438.17 | |
| 2023-07-06 | 42 -> 43 | 447.16 -> 432.41 |
Kirov Tournament: 43% -> 29% |
| 2023-06-19 | 38 -> 42 | 457.48 -> 447.16 |
Agari team tournament: 57% -> 43% |
| 2023-06-12 | 34 -> 38 | 475.32 -> 457.48 |
Moscow Riichi 2022: 100% -> 86% |
| 2023-06-11 | 30 -> 34 | 504.54 -> 475.32 | |
| 2023-05-28 | 30 | 501.18 -> 504.54 | |
| 2023-05-20 | 30 | 493.21 -> 501.18 | |
| 2023-05-06 | 29 -> 30 | 507.43 -> 493.21 |
Kirov Tournament: 57% -> 43% |
| 2023-05-05 | 115 -> 29 | 168.93 -> 507.43 | |
| 2021-02-01 | 132 -> 115 | 315.12 -> 168.93 | |
| 2020-02-01 | 132 | 315.12 |