Karabanova Olesya

From Saint Petersburg, Russia

Player page

Internal rating (RR)

Rating date Dec. 10, 2025 (latest changes Dec. 9, 2025).

163 place (257.73).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95

p1 = (695.65 * 2.10 * 0.29 + 326.32 * 3.85 * 0.71 + 203.39 * 3.25 * 1 + 376.62 * 3.45 * 1 + 0) / (2.10 * 0.29 + 3.85 * 0.71 + 3.25 * 1 + 3.45 * 1 + 1) = 296.39118463532884

p2 = (376.62 * 3.45 * 1 + 326.32 * 3.85 * 0.71 + 203.39 * 3.25 * 1 + 695.65 * 2.10 * 0.29) / max_coefficients = 219.07224080267557

score = 296.39118463532884 * 0.5 + 219.07224080267557 * 0.5 = 257.7317127190022

Rating changes

Show

all results
Date Place Points Reason
2025-12-07 159 -> 163 257.73
2025-11-30 154 -> 159 269.99 -> 257.73

Seihoku spring tournament 2024: 43% -> 29%
2025-11-10 156 -> 154 269.99
2025-11-04 150 -> 156 275.29 -> 269.99
2025-11-01 147 -> 150 281.56 -> 275.29

SPB Riichi Open 2024: 86% -> 71%
2025-10-13 149 -> 147 277.68 -> 281.56
2025-10-04 150 -> 149 277.68
2025-09-30 146 -> 150 289.49 -> 277.68

Seihoku spring tournament 2024: 57% -> 43%
2025-09-12 145 -> 146 289.49
2025-09-10 146 -> 145 289.49

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 377 2025-08-31 49/78 100% 3.45 RR SPB Riichi Open 2025 Saint Petersburg
2 203 2025-02-16 48/60 100% 3.25 RR White Wolf Cup Saint Petersburg
3 326 2024-09-01 65/96 71% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
4 696 2024-03-30 15/47 29% 2.10 RR Seihoku spring tournament 2024 Saint Petersburg
5 664 2023-09-03 37/108 0% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
6 660 2021-12-19 17/48 0% 3.10 RR Agari team tournament Moscow
7 187 2021-11-28 62/76 0% 3.45 RR Saint Petersburg Open 2021 Saint Petersburg