Malikova Marina
From Khanty-Mansiysk, Russia
Internal rating (RR)
Rating date July 12, 2025 (latest changes July 12, 2025).
196 place (79.66).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.35
p1 = (101.12 * 3.75 * 1 + 171.43 * 3.50 * 1 + 0 + 0 + 0) / (3.75 * 1 + 3.50 * 1 + 1 + 1 + 1) = 95.53268292682927
p2 = (171.43 * 3.50 * 1 + 101.12 * 3.75 * 1) / max_coefficients = 63.79218241042346
score = 95.53268292682927 * 0.5 + 63.79218241042346 * 0.5 = 79.66243266862637
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-07-12 | 195 -> 196 | 79.07 -> 79.66 | |
| 2025-06-15 | 183 -> 195 | 79.99 -> 79.07 | |
| 2025-06-11 | 192 -> 183 | 79.99 | |
| 2025-05-12 | 193 -> 192 | 78.66 -> 79.99 | |
| 2025-05-03 | 193 | 78.66 |
Riichi over The Volga 2025: 0% -> 100% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City |
|---|---|---|---|---|---|---|---|---|
| 1 | 171 |
|
59/71 | 100% | 3.50 | RR | Riichi over The Volga 2025 | Samara |
| 2 | 101 |
|
81/90 | 100% | 3.75 | RR | Moscow Riichi 2024 | Moscow |