Sirotkin Dmitry
From Moscow, Russia
EMA: 15990155
Internal rating (RR)
Rating date Sept. 3, 2024 (latest changes Sept. 3, 2024).
44 place (539.13).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.65 * 1 + 4 * 0.86) = 15.5284
p1 = (803.92 * 3.05 * 1 + 933.33 * 4.20 * 0.29 + 494.25 * 3.75 * 0.71 + 495.33 * 4 * 0.86 + 456.52 * 2.10 * 1 + 252.34 * 4.60 * 1 + 822.78 * 3.65 * 1 + 431.58 * 3.85 * 1 + 235.29 * 3.05 * 1) / (3.05 * 1 + 4.20 * 0.29 + 3.75 * 0.71 + 4 * 0.86 + 2.10 * 1 + 4.60 * 1 + 3.65 * 1 + 3.85 * 1 + 3.05 * 1) = 510.5899906056316
p2 = (822.78 * 3.65 * 1 + 803.92 * 3.05 * 1 + 495.33 * 4 * 0.86 + 431.58 * 3.85 * 1) / max_coefficients = 567.6618325133305
score = 510.5899906056316 * 0.5 + 567.6618325133305 * 0.5 = 539.1259115594811
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-09-03 | 47 -> 44 | 537.69 -> 539.13 |
SPB Riichi Open 2023: 100% -> 86% |
| 2024-09-01 | 39 -> 47 | 547.65 -> 537.69 |
SPB Riichi Open 2024: 0% -> 100% |
| 2024-08-11 | 41 -> 39 | 552.87 -> 547.65 |
Money can not buy tenpai: 86% -> 71% |
| 2024-08-04 | 46 -> 41 | 476.80 -> 552.87 |
Riichi over Volga: 0% -> 100% |
| 2024-07-14 | 43 -> 46 | 476.80 | |
| 2024-07-06 | 39 -> 43 | 500.64 -> 476.80 |
IX Russian Riichi Championship: 43% -> 29% |
| 2024-06-11 | 42 -> 39 | 497.90 -> 500.64 |
Money can not buy tenpai: 100% -> 86% |
| 2024-06-09 | 54 -> 42 | 431.01 -> 497.90 |
Agari Summer Tournament 2024: 0% -> 100% |
| 2024-05-12 | 28 -> 54 | 491.71 -> 431.01 |
X Russian Championship: 0% -> 100% |
| 2024-05-06 | 23 -> 28 | 515.74 -> 491.71 |
IX Russian Riichi Championship: 57% -> 43% |