Sorokin Pavel
From Saint Petersburg, Russia
EMA: 15990297
Internal rating (RR)
Rating date Sept. 1, 2025 (latest changes Sept. 1, 2025).
12 place (746.88).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.75 * 1 + 3.50 * 1 + 3.45 * 1) = 14.8
p1 = (738.32 * 4 * 0.14 + 254.90 * 3.05 * 0.57 + 913.04 * 2.10 * 0.57 + 485.98 * 4.60 * 0.71 + 147.37 * 3.85 * 0.86 + 662.92 * 3.75 * 1 + 915.25 * 3.25 * 1 + 971.43 * 1.90 * 1 + 900 * 3.50 * 1 + 850.75 * 4.10 * 1) / (4 * 0.14 + 3.05 * 0.57 + 2.10 * 0.57 + 4.60 * 0.71 + 3.85 * 0.86 + 3.75 * 1 + 3.25 * 1 + 1.90 * 1 + 3.50 * 1 + 4.10 * 1) = 676.2910045799002
p2 = (850.75 * 4.10 * 1 + 900 * 3.50 * 1 + 915.25 * 3.25 * 1 + 662.92 * 3.75 * 1) / max_coefficients = 817.4729729729728
score = 676.2910045799002 * 0.5 + 817.4729729729728 * 0.5 = 746.8819887764365
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-09-01 | 16 -> 12 | 730.77 -> 746.88 |
SPB Riichi Open 2024: 100% -> 86% |
| 2025-08-31 | 5 -> 16 | 773.58 -> 730.77 |
SPB Riichi Open 2025: 0% -> 100% |
| 2025-08-04 | 5 | 769.69 -> 773.58 | |
| 2025-07-30 | 5 | 770.72 -> 769.69 |
Seihoku spring tournament 2024: 71% -> 57% |
| 2025-07-12 | 5 | 759.73 -> 770.72 |
X Russian Championship: 86% -> 71% |
| 2025-07-10 | 8 -> 5 | 755.39 -> 759.73 |
Agari Spring Tournament 2024: 71% -> 57% |
| 2025-07-03 | 7 -> 8 | 755.40 -> 755.39 |
SPB Riichi Open 2023: 29% -> 14% |
| 2025-06-15 | 25 -> 7 | 660.43 -> 755.40 |
13 bloody tiles: 0% -> 100% |
| 2025-06-11 | 18 -> 25 | 699.28 -> 660.43 |
Money can not buy tenpai: 14% -> 0% |
| 2025-06-08 | 16 -> 18 | 699.28 |