Nazgaidze Viktoriya
From Moscow, Russia
Common russian riichi rating (CRR)
Rating date Sept. 1, 2025 (latest changes Sept. 1, 2025).
297 place (27.07).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.75 * 1 + 3.50 * 1 + 3.45 * 1) = 14.8
p1 = (242.99 * 4 * 0.14 + 90.91 * 2.10 * 0.14 + 0 + 0 + 0) / (4 * 0.14 + 2.10 * 0.14 + 1 + 1 + 1) = 42.91924198476634
p2 = (242.99 * 4 * 0.14 + 90.91 * 2.10 * 0.14) / max_coefficients = 11.227702702702702
score = 42.91924198476634 * 0.5 + 11.227702702702702 * 0.5 = 27.07347234373452
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-09-01 | 297 | 26.93 -> 27.07 | |
| 2025-08-31 | 290 -> 297 | 26.93 | |
| 2025-08-26 | 292 -> 290 | 26.93 | |
| 2025-08-25 | 293 -> 292 | 26.93 | |
| 2025-08-22 | 292 -> 293 | 29.55 -> 26.93 |
Mushroom League: 29% -> 14% |
| 2025-08-04 | 292 | 29.48 -> 29.55 | |
| 2025-08-03 | 287 -> 292 | 29.48 | |
| 2025-08-02 | 286 -> 287 | 29.48 | |
| 2025-07-26 | 281 -> 286 | 29.48 | |
| 2025-07-13 | 278 -> 281 | 29.48 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 91 |
|
21/23 | 14% | 2.10 | CRR | Mushroom League | Moscow | |
| 2 | 243 |
|
82/108 | 14% | 4.00 | RR | SPB Riichi Open 2023 | Saint Petersburg |