Sorokin Pavel
From Saint Petersburg, Russia
EMA: 15990297
Common russian riichi rating (CRR)
Rating date Oct. 10, 2025 (latest changes Oct. 9, 2025).
9 place (745.75).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.75 * 1 + 3.50 * 1 + 3.45 * 1) = 14.8
p1 = (51.28 * 2.90 * 0.14 + 254.90 * 3.05 * 0.43 + 900 * 3.50 * 1 + 850.75 * 4.10 * 1 + 913.04 * 2.10 * 0.43 + 147.37 * 3.85 * 0.86 + 485.98 * 4.60 * 0.57 + 915.25 * 3.25 * 1 + 662.92 * 3.75 * 1 + 971.43 * 1.90 * 1) / (2.90 * 0.14 + 3.05 * 0.43 + 3.50 * 1 + 4.10 * 1 + 2.10 * 0.43 + 3.85 * 0.86 + 4.60 * 0.57 + 3.25 * 1 + 3.75 * 1 + 1.90 * 1) = 674.0218303611082
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 = 674.0218303611082 * 0.5 + 817.4729729729728 * 0.5 = 745.7474016670405
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-10-04 | 10 -> 9 | 745.75 | |
| 2025-09-30 | 10 | 747.16 -> 745.75 |
Seihoku spring tournament 2024: 57% -> 43% |
| 2025-09-26 | 10 | 742.13 -> 747.16 |
Autumn Agari tournament: 29% -> 14% |
| 2025-09-12 | 13 -> 10 | 739.88 -> 742.13 |
X Russian Championship: 71% -> 57% |
| 2025-09-10 | 13 | 736.58 -> 739.88 |
Agari Spring Tournament 2024: 57% -> 43% |
| 2025-09-03 | 13 | 737.44 -> 736.58 |
SPB Riichi Open 2023: 14% -> 0% |
| 2025-09-01 | 15 -> 13 | 721.67 -> 737.44 |
SPB Riichi Open 2024: 100% -> 86% |
| 2025-08-31 | 5 -> 15 | 761.56 -> 721.67 |
SPB Riichi Open 2025: 0% -> 100% |
| 2025-08-25 | 6 -> 5 | 761.56 | |
| 2025-08-04 | 6 | 757.67 -> 761.56 |