Sheshuev Ivan
From Cherepovets, Russia
Common russian riichi rating (CRR)
Rating date Jan. 8, 2026 (latest changes Jan. 7, 2026).
120 place (391.33).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (65.22 * 2.10 * 0.29 + 315.79 * 3.85 * 0.57 + 491.53 * 3.25 * 1 + 930.23 * 3 * 1 + 64.94 * 3.45 * 1) / (2.10 * 0.29 + 3.85 * 0.57 + 3.25 * 1 + 3 * 1 + 3.45 * 1) = 427.6863900875689
p2 = (930.23 * 3 * 1 + 491.53 * 3.25 * 1 + 315.79 * 3.85 * 0.57 + 64.94 * 3.45 * 1) / max_coefficients = 354.97591973244147
score = 427.6863900875689 * 0.5 + 354.97591973244147 * 0.5 = 391.3311549100052
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-01-03 | 118 -> 120 | 391.33 | |
| 2026-01-01 | 118 | 394.78 -> 391.33 |
SPB Riichi Open 2024: 71% -> 57% |
| 2025-12-25 | 119 -> 118 | 394.78 | |
| 2025-12-13 | 120 -> 119 | 394.78 | |
| 2025-12-09 | 121 -> 120 | 394.78 | |
| 2025-12-07 | 118 -> 121 | 394.78 | |
| 2025-11-30 | 117 -> 118 | 390.76 -> 394.78 |
Seihoku spring tournament 2024: 43% -> 29% |
| 2025-11-22 | 116 -> 117 | 390.76 | |
| 2025-11-12 | 118 -> 116 | 390.76 | |
| 2025-11-10 | 119 -> 118 | 390.76 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 65 |
|
73/78 | 100% | 3.45 | RR | SPB Riichi Open 2025 | Saint Petersburg | |
| 2 | 930 |
|
4/44 | 100% | 3.00 | RR | Two roosters and Chuckles | Kirov | |
| 3 | 492 |
|
31/60 | 100% | 3.25 | RR | White Wolf Cup | Saint Petersburg | |
| 4 | 316 |
|
66/96 | 57% | 3.85 | RR | SPB Riichi Open 2024 | Saint Petersburg | |
| 5 | 65 |
|
44/47 | 29% | 2.10 | RR | Seihoku spring tournament 2024 | Saint Petersburg |