Dyuzhenkov Ivan
From Moscow, Russia
Common russian riichi rating (CRR)
Rating date Nov. 6, 2026 (latest changes Nov. 4, 2026).
362 place (21.36).
how we calculated rating score
max_coefficients = (4.71 * 1 + 3.40 * 1 + 3.40 * 1 + 3.40 * 1) = 14.91
p1 = (96.77 * 3.10 * 0.29 + 78.43 * 3.05 * 0.29 + 0 + 0 + 0) / (3.10 * 0.29 + 3.05 * 0.29 + 1 + 1 + 1) = 32.383480956179824
p2 = (96.77 * 3.10 * 0.29 + 78.43 * 3.05 * 0.29) / max_coefficients = 10.331991951710263
score = 32.383480956179824 * 0.5 + 10.331991951710263 * 0.5 = 21.357736453945044
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-11-04 | 363 -> 362 | 21.19 -> 21.36 | |
| 2026-11-01 | 360 -> 363 | 21.19 | |
| 2026-10-31 | 356 -> 360 | 21.19 | |
| 2026-10-24 | 354 -> 356 | 21.19 | |
| 2026-10-17 | 353 -> 354 | 21.19 | |
| 2026-10-13 | 357 -> 353 | 21.19 | |
| 2026-10-10 | 354 -> 357 | 21.19 | |
| 2026-10-02 | 354 | 24.23 -> 21.19 |
Agari Winter Tournament 2025: 43% -> 29% |
| 2026-09-26 | 353 -> 354 | 24.23 | |
| 2026-09-15 | 355 -> 353 | 24.23 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 78 |
|
48/52 | 29% | 3.05 | RR | Agari Winter Tournament 2025 | Moscow | |
| 2 | 97 |
|
29/32 | 29% | 3.10 | RR | Moscow Open Riichi Marathon | Moscow |