Knyazeva Anna
From Moscow, Russia
Common russian riichi rating (CRR)
Rating date Jan. 21, 2026 (latest changes Jan. 19, 2026).
206 place (238.36).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (784.31 * 3.05 * 0.14 + 158.88 * 4.60 * 0.29 + 98.04 * 3.05 * 0.43 + 573.03 * 3.75 * 0.71 + 0) / (3.05 * 0.14 + 4.60 * 0.29 + 3.05 * 0.43 + 3.75 * 0.71 + 1) = 328.6470148101521
p2 = (573.03 * 3.75 * 0.71 + 784.31 * 3.05 * 0.14 + 158.88 * 4.60 * 0.29 + 98.04 * 3.05 * 0.43) / max_coefficients = 148.076254180602
score = 328.6470148101521 * 0.5 + 148.076254180602 * 0.5 = 238.36163449537705
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-01-12 | 208 -> 206 | 234.31 -> 238.36 |
X Russian Championship: 43% -> 29% |
| 2026-01-10 | 195 -> 208 | 258.83 -> 234.31 |
Agari Spring Tournament 2024: 29% -> 14% |
| 2026-01-07 | 194 -> 195 | 258.83 | |
| 2026-01-05 | 195 -> 194 | 258.83 | |
| 2026-01-03 | 194 -> 195 | 258.83 | |
| 2025-12-27 | 192 -> 194 | 258.83 | |
| 2025-12-13 | 181 -> 192 | 276.56 -> 258.83 |
Moscow Riichi 2024: 86% -> 71% |
| 2025-12-09 | 186 -> 181 | 271.64 -> 276.56 |
Agari Summer Tournament 2024: 57% -> 43% |
| 2025-12-07 | 181 -> 186 | 271.64 | |
| 2025-12-06 | 177 -> 181 | 271.64 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 573 |
|
39/90 | 71% | 3.75 | RR | Moscow Riichi 2024 | Moscow | |
| 2 | 98 |
|
47/52 | 43% | 3.05 | RR | Agari Summer Tournament 2024 | Moscow | |
| 3 | 159 |
|
91/108 | 29% | 4.60 | RR | X Russian Championship | Perm | |
| 4 | 784 |
|
12/52 | 14% | 3.05 | RR | Agari Spring Tournament 2024 | Moscow | |
| 5 | 103 |
|
36/40 | 0% | 2.90 | CRR | Autumn Agari tournament | Moscow | |
| 6 | 523 |
|
52/108 | 0% | 4.00 | RR | SPB Riichi Open 2023 | Saint Petersburg | |
| 7 | 609 |
|
35/88 | 0% | 3.75 | RR | Money can not buy tenpai | Perm | |
| 8 | 867 |
|
11/76 | 0% | 4.20 | RR | IX Russian Riichi Championship | Perm | |
| 9 | 90 |
|
102/112 | 0% | 4.05 | RR | Moscow Riichi 2022 | Moscow |