Gribanova Kseniya
From Perm, Russia
EMA: 15020087
Common russian riichi rating (CRR)
Rating date Feb. 17, 2024 (latest changes Feb. 17, 2024).
151 place (146.96).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.71 + 2.90 * 1) = 13.650060000000002
p1 = (477.61 * 3.50 * 0.14 + 360 * 4.20 * 0.71 + 80.46 * 3.75 * 1 + 0 + 0) / (3.50 * 0.14 + 4.20 * 0.71 + 3.75 * 1 + 1 + 1) = 175.19818468986108
p2 = (360 * 4.20 * 0.71 + 80.46 * 3.75 * 1 + 477.61 * 3.50 * 0.14) / max_coefficients = 118.72621805325396
score = 175.19818468986108 * 0.5 + 118.72621805325396 * 0.5 = 146.9622013715575
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2024-02-12 | 152 -> 151 | 146.96 | |
2024-01-20 | 143 -> 152 | 163.46 -> 146.96 |
Tenpai can't buy happiness: 29% -> 14% |
2024-01-14 | 144 -> 143 | 163.46 | |
2024-01-06 | 140 -> 144 | 173.07 -> 163.46 |
IX Russian Riichi Championship: 86% -> 71% |
2024-01-05 | 142 -> 140 | 173.07 | |
2023-12-27 | 143 -> 142 | 173.07 | |
2023-12-19 | 151 -> 143 | 173.07 | |
2023-12-12 | 154 -> 151 | 173.07 | |
2023-11-28 | 159 -> 154 | 173.07 | |
2023-11-26 | 153 -> 159 | 173.59 -> 173.07 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 80 |
|
81/88 | 100% | 3.75 | RR | Money can not buy tenpai |
2 | 360 |
|
49/76 | 71% | 4.20 | RR | IX Russian Riichi Championship |
3 | 478 |
|
36/68 | 14% | 3.50 | RR | Tenpai can't buy happiness |
4 | 53 |
|
19/20 | 0% | 2.10 | RR | Fuyu Shanten 2019 |
5 | 22 |
|
90/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" |
6 | 56 |
|
68/72 | 0% | 3.85 | EMA | Haru Shanten 2018 |
7 | 889 |
|
4/28 | 0% | 1.70 | RR | Fuyu Shanten |