Karabanova Olesya
From Saint Petersburg, Russia
Internal rating (RR)
Rating date April 4, 2026 (latest changes April 4, 2026).
179 place (202.02).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (326.32 * 3.85 * 0.43 + 203.39 * 3.25 * 0.86 + 376.62 * 3.45 * 1 + 0 + 0) / (3.85 * 0.43 + 3.25 * 0.86 + 3.45 * 1 + 1 + 1) = 243.21733901090315
p2 = (376.62 * 3.45 * 1 + 203.39 * 3.25 * 0.86 + 326.32 * 3.85 * 0.43) / max_coefficients = 160.82742474916387
score = 243.21733901090315 * 0.5 + 160.82742474916387 * 0.5 = 202.0223818800335
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-04-04 | 182 -> 179 | 202.02 | |
| 2026-03-30 | 170 -> 182 | 229.63 -> 202.02 |
Seihoku spring tournament 2024: 14% -> 0% |
| 2026-03-26 | 171 -> 170 | 229.63 | |
| 2026-03-14 | 172 -> 171 | 229.63 | |
| 2026-03-12 | 175 -> 172 | 229.63 | |
| 2026-03-02 | 176 -> 175 | 229.63 | |
| 2026-03-01 | 175 -> 176 | 236.81 -> 229.63 |
SPB Riichi Open 2024: 57% -> 43% |
| 2026-02-23 | 167 -> 175 | 236.81 | |
| 2026-02-16 | 167 | 238.07 -> 236.81 |
White Wolf Cup: 100% -> 86% |
| 2026-02-13 | 168 -> 167 | 238.07 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 377 |
|
49/78 | 100% | 3.45 | RR | SPB Riichi Open 2025 | Saint Petersburg | |
| 2 | 203 |
|
48/60 | 86% | 3.25 | RR | White Wolf Cup | Saint Petersburg | |
| 3 | 326 |
|
65/96 | 43% | 3.85 | RR | SPB Riichi Open 2024 | Saint Petersburg | |
| 4 | 696 |
|
15/47 | 0% | 2.10 | RR | Seihoku spring tournament 2024 | Saint Petersburg | |
| 5 | 664 |
|
37/108 | 0% | 4.00 | RR | SPB Riichi Open 2023 | Saint Petersburg | |
| 6 | 660 |
|
17/48 | 0% | 3.10 | RR | Agari team tournament | Moscow | |
| 7 | 187 |
|
62/76 | 0% | 3.45 | RR | Saint Petersburg Open 2021 | Saint Petersburg |