Aleshin Sergey
From Moscow, Russia
EMA: 15990200
Common russian riichi rating (CRR)
Rating date March 10, 2025 (latest changes March 10, 2025).
16 place (697.40).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (980.39 * 3.05 * 0.86 + 647.06 * 3.05 * 1 + 471.26 * 3.75 * 0.29 + 1000 * 4 * 0.43 + 974.36 * 2.90 * 0.71 + 835.44 * 3.65 * 1 + 905.26 * 3.85 * 1 + 382.02 * 3.75 * 1 + 434.78 * 2.80 * 1 + 392.16 * 3.05 * 1) / (3.05 * 0.86 + 3.05 * 1 + 3.75 * 0.29 + 4 * 0.43 + 2.90 * 0.71 + 3.65 * 1 + 3.85 * 1 + 3.75 * 1 + 2.80 * 1 + 3.05 * 1) = 693.4757108618678
p2 = (905.26 * 3.85 * 1 + 835.44 * 3.65 * 1 + 980.39 * 3.05 * 0.86 + 974.36 * 2.90 * 0.71) / max_coefficients = 701.3179810725553
score = 693.4757108618678 * 0.5 + 701.3179810725553 * 0.5 = 697.3968459672116
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-03-10 | 14 -> 16 | 713.10 -> 697.40 |
Agari Spring Tournament 2024: 100% -> 86% |
| 2025-03-03 | 12 -> 14 | 724.55 -> 713.10 |
SPB Riichi Open 2023: 57% -> 43% |
| 2025-02-16 | 10 -> 12 | 724.55 | |
| 2025-02-11 | 10 | 722.41 -> 724.55 |
Money can not buy tenpai: 43% -> 29% |
| 2025-02-02 | 8 -> 10 | 740.37 -> 722.41 |
Agari Winter Tournament 2025: 0% -> 100% |
| 2025-01-26 | 8 | 746.53 -> 740.37 |
Autumn Agari tournament: 86% -> 71% |
| 2025-01-03 | 7 -> 8 | 763.01 -> 746.53 |
SPB Riichi Open 2023: 71% -> 57% |
| 2024-12-18 | 7 | 762.66 -> 763.01 |
Meeting in the billiard room: 14% -> 0% |
| 2024-12-11 | 7 | 760.05 -> 762.66 |
Money can not buy tenpai: 57% -> 43% |
| 2024-12-01 | 5 -> 7 | 776.92 -> 760.05 |
Riichi never changing: 0% -> 100% |