Orlova Yuliya
From Samara, Russia
Common russian riichi rating (CRR)
Rating date Dec. 10, 2025 (latest changes Dec. 9, 2025).
91 place (451.52).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (139.24 * 3.65 * 0.57 + 884.21 * 3.85 * 0.71 + 642.86 * 2.60 * 1 + 457.14 * 3.50 * 1 + 0) / (3.65 * 0.57 + 3.85 * 0.71 + 2.60 * 1 + 3.50 * 1 + 1) = 502.14713633467426
p2 = (884.21 * 3.85 * 0.71 + 642.86 * 2.60 * 1 + 457.14 * 3.50 * 1 + 139.24 * 3.65 * 0.57) / max_coefficients = 400.90033444816055
score = 502.14713633467426 * 0.5 + 400.90033444816055 * 0.5 = 451.5237353914174
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-12-07 | 89 -> 91 | 451.52 | |
| 2025-12-06 | 88 -> 89 | 451.52 | |
| 2025-12-04 | 92 -> 88 | 446.36 -> 451.52 |
Riichi over Volga: 71% -> 57% |
| 2025-11-25 | 93 -> 92 | 446.36 | |
| 2025-11-14 | 92 -> 93 | 446.36 | |
| 2025-11-12 | 95 -> 92 | 446.36 | |
| 2025-11-10 | 96 -> 95 | 446.36 | |
| 2025-11-04 | 93 -> 96 | 455.58 -> 446.36 | |
| 2025-11-01 | 86 -> 93 | 480.17 -> 455.58 |
SPB Riichi Open 2024: 86% -> 71% |
| 2025-10-13 | 88 -> 86 | 473.23 -> 480.17 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 457 |
|
39/71 | 100% | 3.50 | RR | Riichi over The Volga 2025 | Samara | |
| 2 | 643 |
|
16/43 | 100% | 2.60 | RR | Riichi On Ice | Samara | |
| 3 | 884 |
|
12/96 | 71% | 3.85 | RR | SPB Riichi Open 2024 | Saint Petersburg | |
| 4 | 139 |
|
69/80 | 57% | 3.65 | RR | Riichi over Volga | Samara | |
| 5 | 804 |
|
22/108 | 0% | 4.00 | RR | SPB Riichi Open 2023 | Saint Petersburg | |
| 6 | 460 |
|
48/88 | 0% | 3.75 | RR | Money can not buy tenpai | Perm | |
| 7 | 684 |
|
7/20 | 0% | 1.30 | CRR | Mahjong tournament at the Intellectual Games Festival 2019 | Samara | |
| 8 | 933 |
|
🥈 | 2/16 | 0% | 1.20 | CRR | Tournament | Samara |