Knyazeva Anna

From Moscow, Russia

Player page

Internal rating (RR)

Rating date June 11, 2023 (latest changes June 11, 2023).

43 place (441.49).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.75 * 1 + 3.50 * 0.71) = 14.50005

p1 = (90.09 * 4.05 * 1 + 866.67 * 4.20 * 1 + 609.20 * 3.75 * 1 + 0 + 0) / (4.05 * 1 + 4.20 * 1 + 3.75 * 1 + 1 + 1) = 449.23857142857145

p2 = (866.67 * 4.20 * 1 + 609.20 * 3.75 * 1 + 90.09 * 4.05 * 1) / max_coefficients = 433.74609053072226

score = 449.23857142857145 * 0.5 + 433.74609053072226 * 0.5 = 441.49233097964685

Rating changes

Show

all results
Date Place Points Reason
2023-06-11 59 -> 43 337.91 -> 441.49

Money can not buy tenpai: 0% -> 100%
2023-05-28 61 -> 59 335.40 -> 337.91
2023-05-20 62 -> 61 329.45 -> 335.40
2023-05-06 63 -> 62 329.45
2023-04-19 64 -> 63 326.72 -> 329.45
2023-03-28 65 -> 64 324.01 -> 326.72
2023-03-20 66 -> 65 318.87 -> 324.01
2023-02-19 69 -> 66 316.98 -> 318.87
2023-01-28 70 -> 69 314.15 -> 316.98
2022-12-19 71 -> 70 312.84 -> 314.15

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 609 2023-06-11 35/88 100% 3.75 RR Money can not buy tenpai
2 867 2022-11-06 11/76 100% 4.20 RR IX Russian Riichi Championship
3 90 2022-06-12 102/112 100% 4.05 RR Moscow Riichi 2022