Knyazeva Anna

From Moscow, Russia

Player page

Common russian riichi rating (CRR)

Rating date Oct. 12, 2023 (latest changes Oct. 12, 2023).

25 place (548.33).

max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 2.80 * 1) = 14.75

p1 = (866.67 * 4.20 * 1 + 90.09 * 4.05 * 0.57 + 609.20 * 3.75 * 1 + 523.36 * 4 * 1 + 0) / (4.20 * 1 + 4.05 * 0.57 + 3.75 * 1 + 4 * 1 + 1) = 538.9366077552858

p2 = (866.67 * 4.20 * 1 + 609.20 * 3.75 * 1 + 523.36 * 4 * 1 + 90.09 * 4.05 * 0.57) / max_coefficients = 557.7233898305085

score = 538.9366077552858 * 0.5 + 557.7233898305085 * 0.5 = 548.3299987928972

Rating changes

Show

all results
Date Place Points Reason
2023-10-12 28 -> 25 540.14 -> 548.33

Moscow Riichi 2022: 71% -> 57%
2023-09-20 29 -> 28 540.14
2023-09-03 40 -> 29 467.48 -> 540.14

SPB Riichi Open 2023: 0% -> 100%
2023-08-26 39 -> 40 467.48
2023-08-12 41 -> 39 451.65 -> 467.48

Moscow Riichi 2022: 86% -> 71%
2023-07-28 42 -> 41 451.65
2023-07-20 43 -> 42 451.65
2023-07-06 45 -> 43 451.65
2023-07-03 46 -> 45 451.65
2023-06-19 48 -> 46 451.65

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 523 2023-09-03 52/108 100% 4.00 RR SPB Riichi Open 2023
2 609 2023-06-11 35/88 100% 3.75 RR Money can not buy tenpai
3 867 2022-11-06 11/76 100% 4.20 RR IX Russian Riichi Championship
4 90 2022-06-12 102/112 57% 4.05 RR Moscow Riichi 2022