Sirotkin Dmitry
From Moscow, Russia
EMA: 15990155
Internal rating (RR)
Rating date Aug. 12, 2023 (latest changes Aug. 12, 2023).
4 place (674.73).
how we calculated rating score
max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.71 + 3.50 * 0.57) = 12.842815
p1 = (533.33 * 3.45 * 0.29 + 808.51 * 3.10 * 0.43 + 955.22 * 3.50 * 0.57 + 288.29 * 4.05 * 0.71 + 933.33 * 4.20 * 1 + 494.25 * 3.75 * 1) / (3.45 * 0.29 + 3.10 * 0.43 + 3.50 * 0.57 + 4.05 * 0.71 + 4.20 * 1 + 3.75 * 1) = 667.5217092406615
p2 = (933.33 * 4.20 * 1 + 955.22 * 3.50 * 0.57 + 494.25 * 3.75 * 1 + 808.51 * 3.10 * 0.43) / max_coefficients = 681.9408361796071
score = 667.5217092406615 * 0.5 + 681.9408361796071 * 0.5 = 674.7312727101344
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-08-12 | 5 -> 4 | 653.07 -> 674.73 |
Moscow Riichi 2022: 86% -> 71% |
| 2023-07-28 | 5 | 651.24 -> 653.07 |
Saint Petersburg Open 2021: 43% -> 29% |
| 2023-07-20 | 5 | 661.24 -> 651.24 |
Tenpai can't buy happiness: 71% -> 57% |
| 2023-06-19 | 4 -> 5 | 676.02 -> 661.24 |
Agari team tournament: 57% -> 43% |
| 2023-06-12 | 5 -> 4 | 656.16 -> 676.02 |
Moscow Riichi 2022: 100% -> 86% |
| 2023-06-11 | 3 -> 5 | 702.00 -> 656.16 |
Money can not buy tenpai: 0% -> 100% |
| 2023-05-28 | 3 | 693.71 -> 702.00 |
Saint Petersburg Open 2021: 57% -> 43% |
| 2023-05-20 | 3 | 702.99 -> 693.71 |
Tenpai can't buy happiness: 86% -> 71% |
| 2023-05-05 | 10 -> 3 | 670.38 -> 702.99 | |
| 2021-02-01 | 25 -> 10 | 679.40 -> 670.38 |