Volosnikov Oleg
From Kurgan, Russia
Common russian riichi rating (CRR)
Rating date May 3, 2025 (latest changes May 3, 2025).
179 place (264.38).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (259.26 * 2.30 * 0.71 + 289.72 * 4.60 * 1 + 63.83 * 2.80 * 1 + 391.30 * 2.20 * 1 + 483.87 * 2.40 * 1) / (2.30 * 0.71 + 4.60 * 1 + 2.80 * 1 + 2.20 * 1 + 2.40 * 1) = 290.2258978852721
p2 = (289.72 * 4.60 * 1 + 483.87 * 2.40 * 1 + 391.30 * 2.20 * 1 + 259.26 * 2.30 * 0.71) / max_coefficients = 238.53627760252365
score = 290.2258978852721 * 0.5 + 238.53627760252365 * 0.5 = 264.38108774389787
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2025-05-03 | 174 -> 179 | 264.38 | |
2025-04-27 | 170 -> 174 | 264.38 | |
2025-04-26 | 168 -> 170 | 264.38 | |
2025-04-25 | 166 -> 168 | 266.70 -> 264.38 |
Chasing Kan: 86% -> 71% |
2025-04-13 | 164 -> 166 | 266.70 | |
2025-03-29 | 162 -> 164 | 266.70 | |
2025-03-26 | 163 -> 162 | 266.70 | |
2025-03-23 | 159 -> 163 | 266.70 | |
2025-03-03 | 163 -> 159 | 266.70 | |
2025-03-02 | 193 -> 163 | 205.64 -> 266.70 |
Riichi Maslenitsa (shrovetide): 0% -> 100% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City |
---|---|---|---|---|---|---|---|---|
1 | 484 |
|
17/32 | 100% | 2.40 | RR | Riichi Maslenitsa (shrovetide) | Yekaterinburg |
2 | 391 |
|
15/24 | 100% | 2.20 | CRR | Tails, money, two renchans | Tyumen |
3 | 64 |
|
45/48 | 100% | 2.80 | RR | Guardian of the Winds | Yekaterinburg |
4 | 290 |
|
77/108 | 100% | 4.60 | RR | X Russian Championship | Perm |
5 | 259 |
|
21/28 | 71% | 2.30 | CRR | Chasing Kan | Yekaterinburg |