Tkachenko Ivan
From Sarov, Russia
EMA: 15990417
Internal rating (RR)
Rating date Sept. 28, 2023 (latest changes Sept. 28, 2023).
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-09-28 | 70 -> 67 | 368.63 | |
| 2023-09-20 | 71 -> 70 | 368.63 | |
| 2023-09-06 | 67 -> 71 | 384.71 -> 368.63 |
Kirov Tournament: 29% -> 14% |
| 2023-09-03 | 48 -> 67 | 403.38 -> 384.71 | |
| 2023-08-19 | 46 -> 48 | 415.70 -> 403.38 |
Agari team tournament: 43% -> 29% |
| 2023-08-12 | 43 -> 46 | 438.17 -> 415.70 |
Moscow Riichi 2022: 86% -> 71% |
| 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% |
| 2023-04-19 | 28 -> 29 | 513.58 -> 507.43 |
Agari team tournament: 71% -> 57% |
| 2023-03-28 | 29 -> 28 | 509.56 -> 513.58 | |
| 2023-03-20 | 31 -> 29 | 501.93 -> 509.56 | |
| 2023-03-06 | 29 -> 31 | 515.02 -> 501.93 |
Kirov Tournament: 71% -> 57% |
| 2023-02-19 | 26 -> 29 | 521.35 -> 515.02 |
Agari team tournament: 86% -> 71% |
| 2023-01-28 | 29 -> 26 | 516.74 -> 521.35 | |
| 2023-01-06 | 27 -> 29 | 529.21 -> 516.74 |
Kirov Tournament: 86% -> 71% |
| 2022-12-19 | 24 -> 27 | 535.90 -> 529.21 |
Agari team tournament: 100% -> 86% |
| 2022-11-28 | 26 -> 24 | 530.39 -> 535.90 | |
| 2022-11-06 | 16 -> 26 | 557.70 -> 530.39 |
Kirov Tournament: 100% -> 86% |
| 2022-10-14 | 115 -> 16 | 168.93 -> 557.70 | |
| 2021-02-01 | 132 -> 115 | 315.12 -> 168.93 | |
| 2020-02-01 | 132 | 315.12 |