Gribanova Kseniya
From Perm, Russia
EMA: 15020087
Common russian riichi rating (CRR)
Rating date July 20, 2023 (latest changes July 20, 2023).
122 place (213.21).
how we calculated rating score
max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.86 + 2.80 * 1) = 14.221255
p1 = (477.61 * 3.50 * 0.57 + 360 * 4.20 * 1 + 80.46 * 3.75 * 1 + 0 + 0) / (3.50 * 0.57 + 4.20 * 1 + 3.75 * 1 + 1 + 1) = 231.70905195859376
p2 = (360 * 4.20 * 1 + 477.61 * 3.50 * 0.57 + 80.46 * 3.75 * 1) / max_coefficients = 194.7015224746339
score = 231.70905195859376 * 0.5 + 194.7015224746339 * 0.5 = 213.20528721661384
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-07-20 | 118 -> 122 | 226.54 -> 213.21 |
Tenpai can't buy happiness: 71% -> 57% |
2023-07-06 | 119 -> 118 | 226.54 | |
2023-07-05 | 120 -> 119 | 226.54 | |
2023-07-03 | 121 -> 120 | 226.54 | |
2023-06-19 | 122 -> 121 | 226.54 | |
2023-06-12 | 122 | 222.41 -> 226.54 | |
2023-06-11 | 108 -> 122 | 239.34 -> 222.41 |
Money can not buy tenpai: 0% -> 100% |
2023-05-28 | 109 -> 108 | 239.34 | |
2023-05-20 | 104 -> 109 | 249.15 -> 239.34 |
Tenpai can't buy happiness: 86% -> 71% |
2023-05-06 | 106 -> 104 | 249.15 |
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 | 100% | 4.20 | RR | IX Russian Riichi Championship |
3 | 478 |
|
36/68 | 57% | 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 |