Kim Sofiya
From Novosibirsk, Russia
EMA: 15020096
Online rating
Rating date Oct. 25, 2025 (latest changes Oct. 25, 2025).
67 place (284.84).
how we calculated rating score
max_coefficients = (4.45 * 1 + 3.05 * 1 + 2.40 * 1) = 9.9
p1 = (126.76 * 4.45 * 1 + 971.43 * 2.30 * 1 + 0 + 0 + 0) / (4.45 * 1 + 2.30 * 1 + 1 + 1 + 1) = 287.0123076923077
p2 = (971.43 * 2.30 * 1 + 126.76 * 4.45 * 1) / max_coefficients = 282.66363636363633
score = 287.0123076923077 * 0.5 + 282.66363636363633 * 0.5 = 284.837972027972
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-10-25 | 81 -> 67 | 107.40 -> 284.84 |
Final Cup Qualifiers 2025: 0% -> 100% |
| 2025-06-27 | 11 -> 81 | 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 | |
| 2023-11-01 | 168 -> 17 | 293.80 -> 464.92 | |
| 2021-02-01 | 73 -> 168 | 306.02 -> 293.80 | |
| 2020-02-01 | 73 | 306.02 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 971 |
|
🥈 | 2/36 | 100% | 2.30 | ONLINE | Final Cup Qualifiers 2025 | Russia |
| 2 | 127 |
|
63/72 | 100% | 4.45 | ONLINE | Kawa-league, season 1 | Russia | |
| 3 | 955 |
|
4/68 | 0% | 3.00 | ONLINE | Double Tournament with Naga | Russia | |
| 4 | 383 |
|
30/48 | 0% | 2.60 | ONLINE | Demons of autumn wind | Russia | |
| 5 | 718 |
|
30/104 | 0% | 3.45 | ONLINE | Riichi Online Open Team Cup | Russia | |
| 6 | 164 |
|
57/68 | 0% | 3.00 | ONLINE | Winter Online Tournament | Russia | |
| 7 | 32 |
|
31/32 | 0% | 2.20 | ONLINE | 北斗 Tournament | Russia | |
| 8 | 764 |
|
14/56 | 0% | 2.80 | ONLINE | Autumn Online Tournament | Russia | |
| 9 | 239 |
|
55/72 | 0% | 3.05 | ONLINE | Summer Tournament | Russia | |
| 10 | 174 |
|
20/24 | 0% | 2.00 | ONLINE | IORMC Qualifiers 2018 | Russia | |
| 11 | 897 |
|
5/40 | 0% | 2.40 | ONLINE | Autumn online tournament 2018 | Russia | |
| 12 | 542 |
|
28/60 | 0% | 2.90 | ONLINE | Summer online tournament 2018 | Russia | |
| 13 | 23 |
|
43/44 | 0% | 1.90 | ONLINE | Summer riichi-blitz 2017 | Russia | |
| 14 | 907 |
|
5/44 | 0% | 1.90 | ONLINE | Spring riichi-blitz 2017 | Russia | |
| 15 | 957 |
|
🥉 | 3/48 | 0% | 2.00 | ONLINE | Winter riichi-blitz 2017 | Russia |
| 16 | 672 |
|
23/68 | 0% | 2.40 | ONLINE | Autumn riichi-blitz 2016 | Russia | |
| 17 | 0 |
|
32/32 | 0% | 2.40 | ONLINE | Pankrata's online tournament | Russia |