Sviridova Valentina
From Moscow, Russia
EMA: 15990330
Online rating
Rating date Oct. 31, 2025 (latest changes Oct. 31, 2025).
61 place (351.22).
how we calculated rating score
max_coefficients = (4.45 * 1 + 4.45 * 1 + 3.05 * 1) = 11.95
p1 = (549.30 * 4.45 * 1 + 391.89 * 4.45 * 1 + 0 + 0 + 0) / (4.45 * 1 + 4.45 * 1 + 1 + 1 + 1) = 351.95714285714286
p2 = (549.30 * 4.45 * 1 + 391.89 * 4.45 * 1) / max_coefficients = 350.4845188284519
score = 351.95714285714286 * 0.5 + 350.4845188284519 * 0.5 = 351.22083084279734
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-10-31 | 189 -> 61 | 200.27 -> 351.22 |
Kawa-league, season 2: 0% -> 100% |
| 2021-02-01 | 189 | 200.27 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 392 |
|
46/75 | 100% | 4.45 | ONLINE | Kawa-league, season 2 | Russia | |
| 2 | 549 |
|
33/72 | 100% | 4.45 | ONLINE | Kawa-league, season 1 | Russia | |
| 3 | 345 |
|
58/88 | 0% | 3.25 | ONLINE | Winter Team Fight | Russia | |
| 4 | 184 |
|
85/104 | 0% | 3.45 | ONLINE | Riichi Online Open Team Cup | Russia | |
| 5 | 386 |
|
52/84 | 0% | 3.20 | ONLINE | No Dora Tournament | Russia | |
| 6 | 172 |
|
83/100 | 0% | 3.40 | ONLINE | Riichi Online Open Team Cup | Russia | |
| 7 | 119 |
|
120/136 | 0% | 3.69 | ONLINE | Riichi Online Open Team Cup | Russia | |
| 8 | 144 |
|
120/140 | 0% | 3.70 | ONLINE | Corona go away | Russia | |
| 9 | 315 |
|
99/144 | 0% | 3.71 | ONLINE | Riichi Online Open Team Cup 2020 | Russia | |
| 10 | 422 |
|
49/84 | 0% | 3.20 | ONLINE | Riichi Online Open Team Cup | Russia |