Knyazeva Anna

From Moscow, Russia

Player page

Internal rating (RR)

Rating date May 20, 2023 (latest changes May 20, 2023).

60 place (335.40).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.71 + 3.45 * 0.57) = 12.72138

p1 = (90.09 * 4.05 * 1 + 866.67 * 4.20 * 1 + 0 + 0 + 0) / (4.05 * 1 + 4.20 * 1 + 1 + 1 + 1) = 355.98755555555556

p2 = (866.67 * 4.20 * 1 + 90.09 * 4.05 * 1) / max_coefficients = 314.8133300003616

score = 355.98755555555556 * 0.5 + 314.8133300003616 * 0.5 = 335.4004427779586

Rating changes

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all results
Date Place Points Reason
2023-05-20 61 -> 60 329.45 -> 335.40
2023-05-06 62 -> 61 329.45
2023-05-05 62 329.45

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 867 2022-11-06 11/76 100% 4.20 RR IX Russian Riichi Championship Perm
2 90 2022-06-12 102/112 100% 4.05 RR Moscow Riichi 2022 Moscow