Knyazeva Anna

From Moscow, Russia

Player page

Internal rating (RR)

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

39 place (456.38).

max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.86 + 3.50 * 0.71) = 13.921305

p1 = (90.09 * 4.05 * 0.86 + 866.67 * 4.20 * 1 + 609.20 * 3.75 * 1 + 0 + 0) / (4.05 * 0.86 + 4.20 * 1 + 3.75 * 1 + 1 + 1) = 464.7262867742249

p2 = (866.67 * 4.20 * 1 + 609.20 * 3.75 * 1 + 90.09 * 4.05 * 0.86) / max_coefficients = 448.033427900617

score = 464.7262867742249 * 0.5 + 448.033427900617 * 0.5 = 456.37985733742096

Rating changes

Show

all results
Date Place Points Reason
2023-06-12 42 -> 39 441.49 -> 456.38

Moscow Riichi 2022: 100% -> 86%
2023-06-11 58 -> 42 337.91 -> 441.49

Money can not buy tenpai: 0% -> 100%
2023-05-28 60 -> 58 335.40 -> 337.91
2023-05-20 61 -> 60 329.45 -> 335.40
2023-05-06 62 -> 61 329.45
2023-04-19 63 -> 62 326.72 -> 329.45
2023-03-28 64 -> 63 324.01 -> 326.72
2023-03-20 65 -> 64 318.87 -> 324.01
2023-02-19 68 -> 65 316.98 -> 318.87
2023-01-28 69 -> 68 314.15 -> 316.98

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 86% 4.05 RR Moscow Riichi 2022