Kim Sofiya
From Novosibirsk, Russia
EMA: 15020096
Internal rating (RR)
Rating date Feb. 1, 2021 (latest changes Feb. 1, 2021).
54 place (389.44).
how we calculated rating score
max_coefficients = (4.05 * 0.86 + 2.90 * 1 + 3.85 * 0.71 + 3.45 * 0.71) = 11.585645
p1 = (879.52 * 4.20 * 0.29 + 793.65 * 3.85 * 0.71 + 210.53 * 2.10 * 0.86 + 0 + 0) / (4.20 * 0.29 + 3.85 * 0.71 + 2.10 * 0.86 + 1 + 1) = 466.6999143860473
p2 = (793.65 * 3.85 * 0.71 + 879.52 * 4.20 * 0.29 + 210.53 * 2.10 * 0.86) / max_coefficients = 312.1863305840978
score = 466.6999143860473 * 0.5 + 312.1863305840978 * 0.5 = 389.44312248507254
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2021-02-01 | 71 -> 54 | 485.69 -> 389.44 | |
2020-02-01 | 71 | 485.69 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 211 |
|
16/20 | 86% | 2.10 | EMA | Snow Dragon Tournament |
2 | 794 |
|
14/64 | 71% | 3.85 | EMA | Aki Shanten 2019 |
3 | 880 |
|
11/84 | 29% | 4.20 | EMA | Haru Shanten 2019 |
4 | 109 |
|
50/56 | 0% | 3.00 | EMA | Snow Dragon |
5 | 143 |
|
79/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" |
6 | 174 |
|
20/24 | 0% | 2.20 | RR | Siberian riichi |
7 | 1000 |
|
1/32 | 0% | 2.20 | RR | Russian riichi championship by JPML-B rules |
8 | 371 |
|
23/36 | 0% | 2.50 | RR | Quick discard 2017 |
9 | 907 |
|
5/44 | 0% | 1.90 | RR | Eighth winter tournament |
10 | 714 |
|
11/36 | 0% | 1.70 | RR | Seventh winter tournament |