Sirotkin Dmitry
From Moscow, Russia
EMA: 15990155
Common russian riichi rating (CRR)
Rating date Sept. 1, 2024 (latest changes Sept. 1, 2024).
44 place (570.06).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.85 * 1 + 3.65 * 1) = 16.099999999999998
p1 = (1000 * 2.80 * 0.29 + 933.33 * 4.20 * 0.29 + 494.25 * 3.75 * 0.71 + 495.33 * 4 * 1 + 235.29 * 3.05 * 1 + 456.52 * 2.10 * 1 + 803.92 * 3.05 * 1 + 822.78 * 3.65 * 1 + 431.58 * 3.85 * 1) / (2.80 * 0.29 + 4.20 * 0.29 + 3.75 * 0.71 + 4 * 1 + 3.05 * 1 + 2.10 * 1 + 3.05 * 1 + 3.65 * 1 + 3.85 * 1) = 575.0216635337863
p2 = (822.78 * 3.65 * 1 + 803.92 * 3.05 * 1 + 495.33 * 4 * 1 + 431.58 * 3.85 * 1) / max_coefficients = 565.0937888198758
score = 575.0216635337863 * 0.5 + 565.0937888198758 * 0.5 = 570.057726176831
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-09-01 | 42 -> 44 | 555.25 -> 570.06 |
SPB Riichi Open 2024: 0% -> 100% |
| 2024-08-26 | 43 -> 42 | 555.25 | |
| 2024-08-18 | 43 | 558.87 -> 555.25 |
Meeting in the billiard room: 43% -> 29% |
| 2024-08-11 | 42 -> 43 | 563.87 -> 558.87 |
Money can not buy tenpai: 86% -> 71% |
| 2024-08-04 | 60 -> 42 | 492.31 -> 563.87 |
Riichi over Volga: 0% -> 100% |
| 2024-07-14 | 54 -> 60 | 492.31 | |
| 2024-07-06 | 49 -> 54 | 514.12 -> 492.31 |
IX Russian Riichi Championship: 43% -> 29% |
| 2024-07-03 | 50 -> 49 | 514.12 | |
| 2024-06-18 | 50 | 518.68 -> 514.12 |
Meeting in the billiard room: 57% -> 43% |
| 2024-06-11 | 52 -> 50 | 514.91 -> 518.68 |
Money can not buy tenpai: 100% -> 86% |