Karabanova Olesya
From Moscow, Russia
Common russian riichi rating (CRR)
Rating date Jan. 3, 2025 (latest changes Jan. 3, 2025).
107 place (366.34).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (451.61 * 1.80 * 0.14 + 663.55 * 4 * 0.57 + 695.65 * 2.10 * 1 + 326.32 * 3.85 * 1 + 0) / (1.80 * 0.14 + 4 * 0.57 + 2.10 * 1 + 3.85 * 1 + 1) = 458.2368569086952
p2 = (663.55 * 4 * 0.57 + 695.65 * 2.10 * 1 + 326.32 * 3.85 * 1 + 451.61 * 1.80 * 0.14) / max_coefficients = 274.4454258675078
score = 458.2368569086952 * 0.5 + 274.4454258675078 * 0.5 = 366.3411413881015
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-01-03 | 100 -> 107 | 384.14 -> 366.34 |
SPB Riichi Open 2023: 71% -> 57% |
| 2024-12-25 | 100 | 387.57 -> 384.14 |
Earth cup: 29% -> 14% |
| 2024-12-18 | 102 -> 100 | 387.57 | |
| 2024-12-11 | 103 -> 102 | 387.57 | |
| 2024-12-01 | 102 -> 103 | 387.57 | |
| 2024-11-05 | 106 -> 102 | 387.57 | |
| 2024-11-04 | 105 -> 106 | 387.57 | |
| 2024-11-03 | 99 -> 105 | 404.62 -> 387.57 |
SPB Riichi Open 2023: 86% -> 71% |
| 2024-10-25 | 99 | 407.96 -> 404.62 |
Earth cup: 43% -> 29% |
| 2024-10-13 | 88 -> 99 | 411.45 -> 407.96 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 326 |
|
65/96 | 100% | 3.85 | RR | SPB Riichi Open 2024 |
| 2 | 696 |
|
15/47 | 100% | 2.10 | RR | Seihoku spring tournament 2024 |
| 3 | 664 |
|
37/108 | 57% | 4.00 | RR | SPB Riichi Open 2023 |
| 4 | 452 |
|
18/32 | 14% | 1.80 | CRR | Earth cup |
| 5 | 77 |
|
37/40 | 0% | 1.80 | CRR | Sun tournament |
| 6 | 660 |
|
17/48 | 0% | 3.10 | RR | Agari team tournament |
| 7 | 187 |
|
62/76 | 0% | 3.45 | RR | Saint Petersburg Open 2021 |