Kudryavtsev Pavel
From Saint Petersburg, Russia
Internal rating (RR)
Rating date Jan. 2, 2026 (latest changes Jan. 1, 2026).
215 place (88.39).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (152.17 * 2.10 * 0.29 + 378.95 * 3.85 * 0.57 + 0 * 3.25 * 1 + 0 + 0) / (2.10 * 0.29 + 3.85 * 0.57 + 3.25 * 1 + 1 + 1) = 114.90137716680785
p2 = (378.95 * 3.85 * 0.57 + 152.17 * 2.10 * 0.29 + 0 * 3.25 * 1) / max_coefficients = 61.86889632107023
score = 114.90137716680785 * 0.5 + 61.86889632107023 * 0.5 = 88.38513674393904
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-01-01 | 213 -> 215 | 103.80 -> 88.39 |
SPB Riichi Open 2024: 71% -> 57% |
| 2025-12-07 | 208 -> 213 | 103.80 | |
| 2025-11-30 | 210 -> 208 | 105.68 -> 103.80 |
Seihoku spring tournament 2024: 43% -> 29% |
| 2025-11-04 | 204 -> 210 | 107.47 -> 105.68 | |
| 2025-11-01 | 201 -> 204 | 121.75 -> 107.47 |
SPB Riichi Open 2024: 86% -> 71% |
| 2025-10-13 | 201 | 120.28 -> 121.75 | |
| 2025-10-09 | 202 -> 201 | 120.28 | |
| 2025-09-30 | 202 | 121.91 -> 120.28 |
Seihoku spring tournament 2024: 57% -> 43% |
| 2025-09-03 | 206 -> 202 | 133.69 -> 121.91 |
SPB Riichi Open 2023: 14% -> 0% |
| 2025-09-01 | 203 -> 206 | 145.18 -> 133.69 |
SPB Riichi Open 2024: 100% -> 86% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 0 |
|
60/60 | 100% | 3.25 | RR | White Wolf Cup | Saint Petersburg | |
| 2 | 379 |
|
60/96 | 57% | 3.85 | RR | SPB Riichi Open 2024 | Saint Petersburg | |
| 3 | 152 |
|
40/47 | 29% | 2.10 | RR | Seihoku spring tournament 2024 | Saint Petersburg | |
| 4 | 168 |
|
90/108 | 0% | 4.00 | RR | SPB Riichi Open 2023 | Saint Petersburg |