Zhumabaeva Natalya
From Perm, Russia
EMA: 15020083
Common russian riichi rating (CRR)
Rating date June 20, 2024 (latest changes June 20, 2024).
89 place (390.71).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 0.86 + 3.05 * 1) = 14.864125000000001
p1 = (680 * 4.20 * 0.43 + 885.06 * 3.75 * 0.86 + 0 + 0 + 0) / (4.20 * 0.43 + 3.75 * 0.86 + 1 + 1 + 1) = 507.6922405042522
p2 = (885.06 * 3.75 * 0.86 + 680 * 4.20 * 0.43) / max_coefficients = 273.73087887783504
score = 507.6922405042522 * 0.5 + 273.73087887783504 * 0.5 = 390.7115596910436
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-06-11 | 82 -> 89 | 413.17 -> 390.71 |
Money can not buy tenpai: 100% -> 86% |
| 2024-06-09 | 79 -> 82 | 413.17 | |
| 2024-05-19 | 76 -> 79 | 413.17 | |
| 2024-05-12 | 60 -> 76 | 431.48 -> 413.17 | |
| 2024-05-06 | 54 -> 60 | 451.23 -> 431.48 |
IX Russian Riichi Championship: 57% -> 43% |
| 2024-05-05 | 53 -> 54 | 451.23 | |
| 2024-04-27 | 54 -> 53 | 451.23 | |
| 2024-04-22 | 55 -> 54 | 451.23 | |
| 2024-03-30 | 51 -> 55 | 451.23 | |
| 2024-03-20 | 49 -> 51 | 469.68 -> 451.23 |
Tenpai can't buy happiness: 14% -> 0% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 885 |
|
11/88 | 86% | 3.75 | RR | Money can not buy tenpai |
| 2 | 680 |
|
25/76 | 43% | 4.20 | RR | IX Russian Riichi Championship |
| 3 | 60 |
|
64/68 | 0% | 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 |