Tkachenko Ivan
From Sarov, Russia
EMA: 15990417
Internal rating (RR)
Rating date June 19, 2023 (latest changes June 19, 2023).
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-06-19 | 39 -> 43 | 457.48 -> 447.16 |
Agari team tournament: 57% -> 43% |
| 2023-06-12 | 35 -> 39 | 475.32 -> 457.48 |
Moscow Riichi 2022: 100% -> 86% |
| 2023-06-11 | 31 -> 35 | 504.54 -> 475.32 | |
| 2023-05-28 | 31 | 501.18 -> 504.54 | |
| 2023-05-20 | 31 | 493.21 -> 501.18 | |
| 2023-05-06 | 30 -> 31 | 507.43 -> 493.21 |
Kirov Tournament: 57% -> 43% |
| 2023-04-19 | 29 -> 30 | 513.58 -> 507.43 |
Agari team tournament: 71% -> 57% |
| 2023-03-28 | 30 -> 29 | 509.56 -> 513.58 | |
| 2023-03-20 | 32 -> 30 | 501.93 -> 509.56 | |
| 2023-03-06 | 30 -> 32 | 515.02 -> 501.93 |
Kirov Tournament: 71% -> 57% |
| 2023-02-19 | 27 -> 30 | 521.35 -> 515.02 |
Agari team tournament: 86% -> 71% |
| 2023-01-28 | 30 -> 27 | 516.74 -> 521.35 | |
| 2023-01-06 | 28 -> 30 | 529.21 -> 516.74 |
Kirov Tournament: 86% -> 71% |
| 2022-12-19 | 25 -> 28 | 535.90 -> 529.21 |
Agari team tournament: 100% -> 86% |
| 2022-11-28 | 27 -> 25 | 530.39 -> 535.90 | |
| 2022-11-06 | 17 -> 27 | 557.70 -> 530.39 |
Kirov Tournament: 100% -> 86% |
| 2022-06-12 | 26 -> 17 | 368.63 -> 557.70 |
Moscow Riichi 2022: 0% -> 100% |
| 2022-06-10 | 116 -> 26 | 168.93 -> 368.63 | |
| 2021-02-01 | 133 -> 116 | 315.12 -> 168.93 | |
| 2020-02-01 | 133 | 315.12 |