Tkachenko Maria
From Sarov, Russia
EMA: 15990422
Internal rating (RR)
Rating date Sept. 30, 2025 (latest changes Sept. 30, 2025).
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-09-14 | 54 -> 53 | 563.91 | |
| 2025-09-12 | 48 -> 54 | 593.09 -> 563.91 |
X Russian Championship: 71% -> 57% |
| 2025-09-01 | 51 -> 48 | 578.50 -> 593.09 |
SPB Riichi Open 2024: 100% -> 86% |
| 2025-08-31 | 49 -> 51 | 578.50 | |
| 2025-08-04 | 49 | 575.35 -> 578.50 | |
| 2025-08-03 | 46 -> 49 | 575.35 | |
| 2025-07-13 | 45 -> 46 | 575.35 | |
| 2025-07-12 | 42 -> 45 | 596.91 -> 575.35 |
X Russian Championship: 86% -> 71% |
| 2025-07-10 | 43 -> 42 | 596.91 | |
| 2025-06-15 | 60 -> 43 | 514.10 -> 596.91 |
13 bloody tiles: 0% -> 100% |
| 2025-06-11 | 61 -> 60 | 514.10 | |
| 2025-06-09 | 62 -> 61 | 514.10 | |
| 2025-06-08 | 60 -> 62 | 514.10 | |
| 2025-05-12 | 56 -> 60 | 531.83 -> 514.10 |
X Russian Championship: 100% -> 86% |
| 2025-05-03 | 57 -> 56 | 515.13 -> 531.83 |
Riichi over The Volga 2025: 0% -> 100% |
| 2025-04-11 | 58 -> 57 | 515.13 | |
| 2025-03-10 | 59 -> 58 | 515.13 | |
| 2025-03-03 | 62 -> 59 | 515.13 | |
| 2025-03-02 | 59 -> 62 | 515.13 | |
| 2025-02-16 | 50 -> 59 | 515.13 | |
| 2025-02-02 | 48 -> 50 | 515.13 | |
| 2025-01-26 | 49 -> 48 | 515.13 | |
| 2025-01-07 | 82 -> 49 | 399.15 -> 515.13 |
Moscow Open Riichi Marathon: 0% -> 100% |
| 2025-01-03 | 85 -> 82 | 399.15 | |
| 2024-12-11 | 87 -> 85 | 399.15 | |
| 2024-11-06 | 88 -> 87 | 399.15 | |
| 2024-11-03 | 87 -> 88 | 399.15 | |
| 2024-10-13 | 90 -> 87 | 360.91 -> 399.15 |
Moscow Riichi 2024: 0% -> 100% |
| 2024-10-11 | 93 -> 90 | 360.91 | |
| 2024-09-06 | 94 -> 93 | 360.91 | |
| 2024-09-03 | 96 -> 94 | 355.48 -> 360.91 | |
| 2024-09-01 | 56 -> 96 | 430.33 -> 355.48 |
SPB Riichi Open 2024: 0% -> 100% |
| 2024-06-09 | 55 -> 56 | 430.33 | |
| 2024-05-12 | 113 -> 55 | 92.14 -> 430.33 |
X Russian Championship: 0% -> 100% |
| 2023-12-12 | 113 | 94.70 -> 92.14 |
Moscow Riichi 2022: 57% -> 43% |
| 2023-11-28 | 123 -> 113 | 94.70 | |
| 2023-11-20 | 125 -> 123 | 94.70 | |
| 2023-11-06 | 148 -> 125 | 30.74 -> 94.70 |
Kirov Tournament: 14% -> 0% |
| 2021-02-01 | 228 -> 148 | 64.96 -> 30.74 | |
| 2020-02-01 | 228 | 64.96 |