Kim Sofiya
From Novosibirsk, Russia
EMA: 15020096
Online rating
Rating date June 28, 2025 (latest changes June 28, 2025).
80 place (107.40).
how we calculated rating score
max_coefficients = (4.45 * 1 + 3.70 * 0.86 + 3.05 * 1) = 10.67127
p1 = (126.76 * 4.45 * 1 + 955.22 * 3 * 0.14 + 0 + 0 + 0) / (4.45 * 1 + 3 * 0.14 + 1 + 1 + 1) = 123.57114752433777
p2 = (126.76 * 4.45 * 1 + 955.22 * 3 * 0.14) / max_coefficients = 91.23375193393102
score = 123.57114752433777 * 0.5 + 91.23375193393102 * 0.5 = 107.40244972913439
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-06-27 | 11 -> 80 | 476.96 -> 107.40 |
Kawa-league, season 1: 0% -> 100% |
| 2023-11-14 | 17 -> 11 | 476.96 | |
| 2023-11-11 | 17 | 464.92 -> 476.96 | |
| 2023-10-26 | 19 -> 17 | 451.78 -> 464.92 | |
| 2023-10-17 | 20 -> 19 | 451.78 | |
| 2023-10-12 | 19 -> 20 | 459.53 -> 451.78 |
Demons of autumn wind: 29% -> 14% |
| 2023-09-14 | 21 -> 19 | 459.53 | |
| 2023-09-12 | 22 -> 21 | 459.53 | |
| 2023-09-11 | 22 | 449.36 -> 459.53 | |
| 2023-08-26 | 23 -> 22 | 438.15 -> 449.36 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City |
|---|---|---|---|---|---|---|---|---|
| 1 | 127 |
|
63/72 | 100% | 4.45 | ONLINE | Kawa-league, season 1 | Russia |
| 2 | 955 |
|
4/68 | 14% | 3.00 | ONLINE | Double Tournament with Naga | Russia |
| 3 | 383 |
|
30/48 | 0% | 2.60 | ONLINE | Demons of autumn wind | Russia |
| 4 | 718 |
|
30/104 | 0% | 3.45 | ONLINE | Riichi Online Open Team Cup | Russia |
| 5 | 164 |
|
57/68 | 0% | 3.00 | ONLINE | Winter Online Tournament | Russia |
| 6 | 32 |
|
31/32 | 0% | 2.20 | ONLINE | 北斗 Tournament | Russia |
| 7 | 764 |
|
14/56 | 0% | 2.80 | ONLINE | Autumn Online Tournament | Russia |
| 8 | 239 |
|
55/72 | 0% | 3.05 | ONLINE | Summer Tournament | Russia |
| 9 | 174 |
|
20/24 | 0% | 2.00 | ONLINE | IORMC Qualifiers 2018 | Russia |
| 10 | 897 |
|
5/40 | 0% | 2.40 | ONLINE | Autumn online tournament 2018 | Russia |
| 11 | 542 |
|
28/60 | 0% | 2.90 | ONLINE | Summer online tournament 2018 | Russia |
| 12 | 23 |
|
43/44 | 0% | 1.90 | ONLINE | Summer riichi-blitz 2017 | Russia |
| 13 | 907 |
|
5/44 | 0% | 1.90 | ONLINE | Spring riichi-blitz 2017 | Russia |
| 14 | 957 |
|
3/48 | 0% | 2.00 | ONLINE | Winter riichi-blitz 2017 | Russia |
| 15 | 672 |
|
23/68 | 0% | 2.40 | ONLINE | Autumn riichi-blitz 2016 | Russia |
| 16 | 0 |
|
32/32 | 0% | 2.40 | ONLINE | Pankrata's online tournament | Russia |