Svetlakova Anna
From Kirov, Russia
Internal rating (RR)
Rating date Aug. 3, 2025 (latest changes July 30, 2025).
148 place (260.49).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.35
p1 = (121.50 * 4.60 * 0.71 + 202.25 * 3.75 * 1 + 84.75 * 3.25 * 1 + 626.87 * 4.10 * 1 + 0) / (4.60 * 0.71 + 3.75 * 1 + 3.25 * 1 + 4.10 * 1 + 1) = 260.1889536962052
p2 = (626.87 * 4.10 * 1 + 202.25 * 3.75 * 1 + 121.50 * 4.60 * 0.71 + 84.75 * 3.25 * 1) / max_coefficients = 260.79543973941367
score = 260.1889536962052 * 0.5 + 260.79543973941367 * 0.5 = 260.4921967178094
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-07-30 | 149 -> 148 | 260.49 | |
| 2025-07-13 | 146 -> 149 | 260.49 | |
| 2025-07-12 | 148 -> 146 | 257.76 -> 260.49 |
X Russian Championship: 86% -> 71% |
| 2025-07-03 | 149 -> 148 | 257.76 | |
| 2025-06-15 | 181 -> 149 | 108.23 -> 257.76 |
13 bloody tiles: 0% -> 100% |
| 2025-06-11 | 184 -> 181 | 123.44 -> 108.23 |
Money can not buy tenpai: 14% -> 0% |
| 2025-05-30 | 185 -> 184 | 123.44 | |
| 2025-05-12 | 185 | 123.30 -> 123.44 |
X Russian Championship: 100% -> 86% |
| 2025-05-03 | 181 -> 185 | 123.30 | |
| 2025-04-27 | 180 -> 181 | 123.30 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City |
|---|---|---|---|---|---|---|---|---|
| 1 | 627 |
|
26/68 | 100% | 4.10 | RR | 13 bloody tiles | Perm |
| 2 | 85 |
|
55/60 | 100% | 3.25 | RR | White Wolf Cup | Saint Petersburg |
| 3 | 202 |
|
72/90 | 100% | 3.75 | RR | Moscow Riichi 2024 | Moscow |
| 4 | 122 |
|
95/108 | 71% | 4.60 | RR | X Russian Championship | Perm |
| 5 | 333 |
|
59/88 | 0% | 3.75 | RR | Money can not buy tenpai | Perm |
| 6 | 13 |
|
75/76 | 0% | 4.20 | RR | IX Russian Riichi Championship | Perm |