Zhumabaeva Natalya
From Perm, Russia
EMA: 15020083
Common russian riichi rating (CRR)
Rating date Sept. 3, 2023 (latest changes Sept. 3, 2023).
45 place (475.40).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915
p1 = (59.70 * 3.50 * 0.57 + 680 * 4.20 * 1 + 885.06 * 3.75 * 1 + 0 + 0) / (3.50 * 0.57 + 4.20 * 1 + 3.75 * 1 + 1 + 1) = 526.7299307943999
p2 = (885.06 * 3.75 * 1 + 680 * 4.20 * 1 + 59.70 * 3.50 * 0.57) / max_coefficients = 424.06562322832133
score = 526.7299307943999 * 0.5 + 424.06562322832133 * 0.5 = 475.39777701136063
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-09-03 | 30 -> 45 | 494.05 -> 475.40 | |
2023-08-27 | 28 -> 30 | 494.05 | |
2023-08-26 | 27 -> 28 | 494.05 | |
2023-08-19 | 28 -> 27 | 494.05 | |
2023-08-12 | 31 -> 28 | 484.67 -> 494.05 | |
2023-07-28 | 32 -> 31 | 484.67 | |
2023-07-20 | 36 -> 32 | 476.34 -> 484.67 |
Tenpai can't buy happiness: 71% -> 57% |
2023-07-03 | 37 -> 36 | 476.34 | |
2023-06-12 | 41 -> 37 | 467.64 -> 476.34 | |
2023-06-11 | 96 -> 41 | 265.80 -> 467.64 |
Money can not buy tenpai: 0% -> 100% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 885 |
|
11/88 | 100% | 3.75 | RR | Money can not buy tenpai |
2 | 680 |
|
25/76 | 100% | 4.20 | RR | IX Russian Riichi Championship |
3 | 60 |
|
64/68 | 57% | 3.50 | RR | Tenpai can't buy happiness |
4 | 270 |
|
47/64 | 0% | 3.85 | EMA | Aki Shanten 2019 |
5 | 169 |
|
70/84 | 0% | 4.20 | EMA | Haru Shanten 2019 |
6 | 1000 |
|
1/20 | 0% | 2.10 | RR | Fuyu Shanten 2019 |
7 | 132 |
|
80/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" |
8 | 408 |
|
43/72 | 0% | 3.85 | EMA | Haru Shanten 2018 |
9 | 74 |
|
26/28 | 0% | 1.70 | RR | Fuyu Shanten |