Knyazeva Anna

From Moscow, Russia

Player page

Common russian riichi rating (CRR)

Rating date Sept. 18, 2025 (latest changes Sept. 15, 2025).

155 place (310.47).

max_coefficients = (4.10 * 1 + 3.75 * 1 + 3.50 * 1 + 3.45 * 1) = 14.8

p1 = (102.56 * 2.90 * 0.29 + 784.31 * 3.05 * 0.43 + 158.88 * 4.60 * 0.57 + 98.04 * 3.05 * 0.71 + 573.03 * 3.75 * 1) / (2.90 * 0.29 + 3.05 * 0.43 + 4.60 * 0.57 + 3.05 * 0.71 + 3.75 * 1) = 363.8265508194054

p2 = (573.03 * 3.75 * 1 + 784.31 * 3.05 * 0.43 + 158.88 * 4.60 * 0.57 + 98.04 * 3.05 * 0.71) / max_coefficients = 257.1182432432432

score = 363.8265508194054 * 0.5 + 257.1182432432432 * 0.5 = 310.4723970313243

Rating changes

Show

all results
Date Place Points Reason
2025-09-14 156 -> 155 310.47
2025-09-12 156 308.07 -> 310.47

X Russian Championship: 71% -> 57%
2025-09-10 147 -> 156 327.60 -> 308.07

Agari Spring Tournament 2024: 57% -> 43%
2025-09-05 148 -> 147 327.60
2025-09-03 146 -> 148 334.08 -> 327.60

SPB Riichi Open 2023: 14% -> 0%
2025-09-01 147 -> 146 330.23 -> 334.08
2025-08-26 148 -> 147 330.23
2025-08-09 151 -> 148 325.51 -> 330.23

Agari Summer Tournament 2024: 86% -> 71%
2025-08-04 151 324.11 -> 325.51
2025-08-03 148 -> 151 324.11

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 573 2024-10-13 39/90 100% 3.75 RR Moscow Riichi 2024 Moscow
2 98 2024-06-09 47/52 71% 3.05 RR Agari Summer Tournament 2024 Moscow
3 159 2024-05-12 91/108 57% 4.60 RR X Russian Championship Perm
4 784 2024-03-10 12/52 43% 3.05 RR Agari Spring Tournament 2024 Moscow
5 103 2023-11-26 36/40 29% 2.90 CRR Autumn Agari tournament Moscow
6 523 2023-09-03 52/108 0% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
7 609 2023-06-11 35/88 0% 3.75 RR Money can not buy tenpai Perm
8 867 2022-11-06 11/76 0% 4.20 RR IX Russian Riichi Championship Perm
9 90 2022-06-12 102/112 0% 4.05 RR Moscow Riichi 2022 Moscow