Malikova Marina
From Khanty-Mansiysk, Russia
Internal rating (RR)
Rating date Nov. 5, 2025 (latest changes Nov. 4, 2025).
215 place (78.55).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (101.12 * 3.75 * 0.86 + 171.43 * 3.50 * 1 + 0 + 0 + 0) / (3.75 * 0.86 + 3.50 * 1 + 1 + 1 + 1) = 95.22422245956275
p2 = (171.43 * 3.50 * 1 + 101.12 * 3.75 * 0.86) / max_coefficients = 61.8742474916388
score = 95.22422245956275 * 0.5 + 61.8742474916388 * 0.5 = 78.54923497560077
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-11-04 | 209 -> 215 | 79.96 -> 78.55 | |
| 2025-11-01 | 209 | 79.84 -> 79.96 | |
| 2025-10-13 | 209 | 80.85 -> 79.84 |
Moscow Riichi 2024: 100% -> 86% |
| 2025-09-03 | 215 -> 209 | 80.85 | |
| 2025-09-01 | 215 | 79.98 -> 80.85 | |
| 2025-08-31 | 207 -> 215 | 79.98 | |
| 2025-08-09 | 208 -> 207 | 79.98 | |
| 2025-08-04 | 208 | 79.66 -> 79.98 | |
| 2025-08-03 | 201 -> 208 | 79.66 | |
| 2025-07-13 | 197 -> 201 | 79.66 |
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 | 86% | 3.75 | RR | Moscow Riichi 2024 | Moscow |