Tkachenko Ivan
From Sarov, Russia
EMA: 15990417
Common russian riichi rating (CRR)
Rating date Aug. 19, 2023 (latest changes Aug. 19, 2023).
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-08-19 | 54 -> 55 | 406.97 -> 395.25 |
Agari team tournament: 43% -> 29% |
| 2023-08-12 | 48 -> 54 | 429.15 -> 406.97 |
Moscow Riichi 2022: 86% -> 71% |
| 2023-07-28 | 49 -> 48 | 429.15 | |
| 2023-07-20 | 50 -> 49 | 429.15 | |
| 2023-07-06 | 47 -> 50 | 443.66 -> 429.15 |
Kirov Tournament: 43% -> 29% |
| 2023-07-03 | 48 -> 47 | 443.66 | |
| 2023-06-19 | 46 -> 48 | 453.78 -> 443.66 |
Agari team tournament: 57% -> 43% |
| 2023-06-12 | 40 -> 46 | 471.57 -> 453.78 |
Moscow Riichi 2022: 100% -> 86% |
| 2023-06-11 | 35 -> 40 | 488.28 -> 471.57 | |
| 2023-05-20 | 36 -> 35 | 481.24 -> 488.28 | |
| 2023-05-06 | 34 -> 36 | 494.76 -> 481.24 |
Kirov Tournament: 57% -> 43% |
| 2023-04-22 | 32 -> 34 | 494.76 | |
| 2023-04-19 | 33 -> 32 | 504.38 -> 494.76 |
Agari team tournament: 71% -> 57% |
| 2023-03-28 | 34 -> 33 | 504.38 | |
| 2023-03-20 | 36 -> 34 | 497.11 -> 504.38 | |
| 2023-03-06 | 34 -> 36 | 509.94 -> 497.11 |
Kirov Tournament: 71% -> 57% |
| 2023-02-25 | 32 -> 34 | 509.94 | |
| 2023-02-19 | 31 -> 32 | 519.13 -> 509.94 |
Agari team tournament: 86% -> 71% |
| 2023-01-28 | 32 -> 31 | 516.74 -> 519.13 | |
| 2023-01-06 | 30 -> 32 | 529.21 -> 516.74 |
Kirov Tournament: 86% -> 71% |
| 2022-12-19 | 28 -> 30 | 535.90 -> 529.21 |
Agari team tournament: 100% -> 86% |
| 2022-12-03 | 132 -> 28 | 168.93 -> 535.90 | |
| 2021-02-01 | 150 -> 132 | 315.12 -> 168.93 | |
| 2020-02-01 | 150 | 315.12 |