Knyazeva Anna

From Moscow, Russia

Player page

Common russian riichi rating (CRR)

Rating date Dec. 21, 2024 (latest changes Dec. 18, 2024).

89 place (415.24).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85

p1 = (609.20 * 3.75 * 0.43 + 102.56 * 2.90 * 0.86 + 158.88 * 4.60 * 1 + 523.36 * 4 * 0.71 + 784.31 * 3.05 * 1 + 573.03 * 3.75 * 1 + 98.04 * 3.05 * 1) / (3.75 * 0.43 + 2.90 * 0.86 + 4.60 * 1 + 4 * 0.71 + 3.05 * 1 + 3.75 * 1 + 3.05 * 1) = 387.86469558000823

p2 = (784.31 * 3.05 * 1 + 573.03 * 3.75 * 1 + 523.36 * 4 * 0.71 + 609.20 * 3.75 * 0.43) / max_coefficients = 442.62018927444797

score = 387.86469558000823 * 0.5 + 442.62018927444797 * 0.5 = 415.24244242722807

Rating changes

Show

Date Place Points Reason
2024-12-18 90 -> 89 415.24
2024-12-11 86 -> 90 428.23 -> 415.24

Money can not buy tenpai: 57% -> 43%

2024-11-26 89 -> 86 425.54 -> 428.23

Autumn Agari tournament: 100% -> 86%

2024-11-05 87 -> 89 431.80 -> 425.54
2024-11-04 86 -> 87 431.80
2024-11-03 83 -> 86 442.72 -> 431.80

SPB Riichi Open 2023: 86% -> 71%

2024-10-13 99 -> 83 385.97 -> 442.72

Moscow Riichi 2024: 0% -> 100%

2024-10-11 94 -> 99 399.62 -> 385.97

Money can not buy tenpai: 71% -> 57%

2024-09-15 92 -> 94 399.62
2024-09-06 86 -> 92 416.59 -> 399.62

IX Russian Riichi Championship: 29% -> 14%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 573 2024-10-13 39/90 100% 3.75 RR Moscow Riichi 2024
2 98 2024-06-09 47/52 100% 3.05 RR Agari Summer Tournament 2024
3 159 2024-05-12 91/108 100% 4.60 RR X Russian Championship
4 784 2024-03-10 12/52 100% 3.05 RR Agari Spring Tournament 2024
5 103 2023-11-26 36/40 86% 2.90 CRR Autumn Agari tournament
6 523 2023-09-03 52/108 71% 4.00 RR SPB Riichi Open 2023
7 609 2023-06-11 35/88 43% 3.75 RR Money can not buy tenpai
8 867 2022-11-06 11/76 0% 4.20 RR IX Russian Riichi Championship
9 90 2022-06-12 102/112 0% 4.05 RR Moscow Riichi 2022