Zhumabaeva Natalya
From Perm, Russia
EMA: 15020083
Common russian riichi rating (CRR)
Rating date Feb. 25, 2023 (latest changes Feb. 25, 2023).
106 place (248.55).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 2.80 * 1) = 14.55
p1 = (59.70 * 3.50 * 1 + 680 * 4.20 * 1 + 0 + 0 + 0) / (3.50 * 1 + 4.20 * 1 + 1 + 1 + 1) = 286.4448598130841
p2 = (680 * 4.20 * 1 + 59.70 * 3.50 * 1) / max_coefficients = 210.65017182130583
score = 286.4448598130841 * 0.5 + 210.65017182130583 * 0.5 = 248.54751581719498
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-02-25 | 97 -> 106 | 248.55 | |
2023-01-28 | 97 | 247.42 -> 248.55 | |
2023-01-14 | 96 -> 97 | 247.42 | |
2023-01-03 | 97 -> 96 | 247.42 | |
2022-12-19 | 97 | 246.42 -> 247.42 | |
2022-12-18 | 95 -> 97 | 246.42 | |
2022-12-03 | 141 -> 95 | 153.28 -> 246.42 | |
2021-02-01 | 159 -> 141 | 302.60 -> 153.28 | |
2020-02-01 | 159 | 302.60 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 680 |
|
25/76 | 100% | 4.20 | RR | IX Russian Riichi Championship |
2 | 60 |
|
64/68 | 100% | 3.50 | RR | Tenpai can't buy happiness |
3 | 270 |
|
47/64 | 0% | 3.85 | EMA | Aki Shanten 2019 |
4 | 169 |
|
70/84 | 0% | 4.20 | EMA | Haru Shanten 2019 |
5 | 1000 |
|
1/20 | 0% | 2.10 | RR | Fuyu Shanten 2019 |
6 | 132 |
|
80/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" |
7 | 408 |
|
43/72 | 0% | 3.85 | EMA | Haru Shanten 2018 |
8 | 74 |
|
26/28 | 0% | 1.70 | RR | Fuyu Shanten |