Knyazeva Anna
From Moscow, Russia
Internal rating (RR)
Rating date March 23, 2026 (latest changes March 14, 2026).
196 place (172.40).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (158.88 * 4.60 * 0.14 + 98.04 * 3.05 * 0.29 + 573.03 * 3.75 * 0.57 + 0 + 0) / (4.60 * 0.14 + 3.05 * 0.29 + 3.75 * 0.57 + 1 + 1) = 249.97729867450704
p2 = (573.03 * 3.75 * 0.57 + 158.88 * 4.60 * 0.14 + 98.04 * 3.05 * 0.29) / max_coefficients = 94.83210702341138
score = 249.97729867450704 * 0.5 + 94.83210702341138 * 0.5 = 172.4047028489592
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-03-12 | 197 -> 196 | 171.17 -> 172.40 |
X Russian Championship: 29% -> 14% |
| 2026-03-10 | 178 -> 197 | 224.02 -> 171.17 |
Agari Spring Tournament 2024: 14% -> 0% |
| 2026-02-23 | 170 -> 178 | 224.02 | |
| 2026-02-16 | 171 -> 170 | 224.02 | |
| 2026-02-13 | 165 -> 171 | 244.91 -> 224.02 |
Moscow Riichi 2024: 71% -> 57% |
| 2026-02-09 | 167 -> 165 | 238.36 -> 244.91 |
Agari Summer Tournament 2024: 43% -> 29% |
| 2026-02-08 | 166 -> 167 | 238.36 | |
| 2026-01-30 | 167 -> 166 | 238.36 | |
| 2026-01-26 | 168 -> 167 | 238.36 | |
| 2026-01-14 | 169 -> 168 | 238.36 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 573 |
|
39/90 | 57% | 3.75 | RR | Moscow Riichi 2024 | Moscow | |
| 2 | 98 |
|
47/52 | 29% | 3.05 | RR | Agari Summer Tournament 2024 | Moscow | |
| 3 | 159 |
|
91/108 | 14% | 4.60 | RR | X Russian Championship | Perm | |
| 4 | 784 |
|
12/52 | 0% | 3.05 | RR | Agari Spring Tournament 2024 | Moscow | |
| 5 | 523 |
|
52/108 | 0% | 4.00 | RR | SPB Riichi Open 2023 | Saint Petersburg | |
| 6 | 609 |
|
35/88 | 0% | 3.75 | RR | Money can not buy tenpai | Perm | |
| 7 | 867 |
|
11/76 | 0% | 4.20 | RR | IX Russian Riichi Championship | Perm | |
| 8 | 90 |
|
102/112 | 0% | 4.05 | RR | Moscow Riichi 2022 | Moscow |