Gribanova Kseniya
From Perm, Russia
EMA: 15020087
Common russian riichi rating (CRR)
Rating date Feb. 25, 2023 (latest changes Feb. 25, 2023).
102 place (258.17).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 2.80 * 1) = 14.55
p1 = (477.61 * 3.50 * 1 + 360 * 4.20 * 1 + 0 + 0 + 0) / (3.50 * 1 + 4.20 * 1 + 1 + 1 + 1) = 297.5364485981309
p2 = (477.61 * 3.50 * 1 + 360 * 4.20 * 1) / max_coefficients = 218.80687285223368
score = 297.5364485981309 * 0.5 + 218.80687285223368 * 0.5 = 258.1716607251823
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-02-25 | 94 -> 102 | 258.17 | |
2023-01-28 | 94 | 257.00 -> 258.17 | |
2023-01-14 | 93 -> 94 | 257.00 | |
2023-01-06 | 94 -> 93 | 257.00 | |
2022-12-19 | 94 | 255.96 -> 257.00 | |
2022-12-18 | 92 -> 94 | 255.96 | |
2022-12-03 | 273 -> 92 | 45.71 -> 255.96 | |
2020-02-01 | 273 | 45.71 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 360 |
|
49/76 | 100% | 4.20 | RR | IX Russian Riichi Championship |
2 | 478 |
|
36/68 | 100% | 3.50 | RR | Tenpai can't buy happiness |
3 | 53 |
|
19/20 | 0% | 2.10 | RR | Fuyu Shanten 2019 |
4 | 22 |
|
90/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" |
5 | 56 |
|
68/72 | 0% | 3.85 | EMA | Haru Shanten 2018 |
6 | 889 |
|
4/28 | 0% | 1.70 | RR | Fuyu Shanten |