Soloveva Margarita
From Saint Petersburg, Russia
Common russian riichi rating (CRR)
Rating date Sept. 1, 2025 (latest changes Sept. 1, 2025).
107 place (440.39).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.75 * 1 + 3.50 * 1 + 3.45 * 1) = 14.8
p1 = (121.50 * 4 * 0.14 + 282.61 * 2.10 * 0.57 + 589.47 * 3.85 * 0.86 + 898.31 * 3.25 * 1 + 55.56 * 2 * 1) / (4 * 0.14 + 2.10 * 0.57 + 3.85 * 0.86 + 3.25 * 1 + 2 * 1) = 521.667897930266
p2 = (898.31 * 3.25 * 1 + 589.47 * 3.85 * 0.86 + 282.61 * 2.10 * 0.57 + 55.56 * 2 * 1) / max_coefficients = 359.11351351351345
score = 521.667897930266 * 0.5 + 359.11351351351345 * 0.5 = 440.39070572188973
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-09-01 | 104 -> 107 | 448.05 -> 440.39 |
SPB Riichi Open 2024: 100% -> 86% |
| 2025-08-31 | 99 -> 104 | 448.05 | |
| 2025-08-09 | 101 -> 99 | 448.05 | |
| 2025-08-04 | 101 | 446.24 -> 448.05 | |
| 2025-08-03 | 100 -> 101 | 446.24 | |
| 2025-07-30 | 99 -> 100 | 445.74 -> 446.24 |
Seihoku spring tournament 2024: 71% -> 57% |
| 2025-07-26 | 96 -> 99 | 445.74 | |
| 2025-07-25 | 95 -> 96 | 445.74 | |
| 2025-07-13 | 92 -> 95 | 445.74 | |
| 2025-07-12 | 94 -> 92 | 442.25 -> 445.74 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 56 |
|
18/19 | 100% | 2.00 | CRR | Tonpu-master | Saint Petersburg | |
| 2 | 898 |
|
7/60 | 100% | 3.25 | RR | White Wolf Cup | Saint Petersburg | |
| 3 | 589 |
|
40/96 | 86% | 3.85 | RR | SPB Riichi Open 2024 | Saint Petersburg | |
| 4 | 283 |
|
34/47 | 57% | 2.10 | RR | Seihoku spring tournament 2024 | Saint Petersburg | |
| 5 | 122 |
|
95/108 | 14% | 4.00 | RR | SPB Riichi Open 2023 | Saint Petersburg |