Tkachenko Nikita
From Moscow, Russia
EMA: 15990049
Internal rating (RR)
Rating date April 25, 2025 (latest changes April 11, 2025).
75 place (461.57).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (988.76 * 3.75 * 1 + 612.90 * 3.10 * 1 + 0 + 0 + 0) / (3.75 * 1 + 3.10 * 1 + 1 + 1 + 1) = 569.3269035532995
p2 = (988.76 * 3.75 * 1 + 612.90 * 3.10 * 1) / max_coefficients = 353.808832807571
score = 569.3269035532995 * 0.5 + 353.808832807571 * 0.5 = 461.56786818043525
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2025-04-11 | 77 -> 75 | 461.57 | |
2025-03-30 | 78 -> 77 | 461.57 | |
2025-03-02 | 76 -> 78 | 461.57 | |
2025-02-16 | 71 -> 76 | 461.57 | |
2025-02-02 | 65 -> 71 | 461.57 | |
2025-01-26 | 64 -> 65 | 461.57 | |
2025-01-07 | 89 -> 64 | 252.48 -> 461.57 |
Moscow Open Riichi Marathon: 0% -> 100% |
2021-02-01 | 76 -> 89 | 469.32 -> 252.48 | |
2020-02-01 | 76 | 469.32 |