Lavreniuk Irina

From Moscow, Russia

EMA: 15990327

Player page

Internal rating (RR)

Rating date Sept. 1, 2024 (latest changes Sept. 1, 2024).

97 place (351.48).

max_coefficients = (4.60 * 1 + 4 * 1 + 3.85 * 1 + 3.65 * 1) = 16.099999999999998

p1 = (426.67 * 4.20 * 0.29 + 390.80 * 3.75 * 0.71 + 420.56 * 4 * 1 + 413.04 * 2.10 * 1 + 18.69 * 4.60 * 1 + 666.67 * 3.05 * 1) / (4.20 * 0.29 + 3.75 * 0.71 + 4 * 1 + 2.10 * 1 + 4.60 * 1 + 3.05 * 1) = 353.2749262347786

p2 = (666.67 * 3.05 * 1 + 420.56 * 4 * 1 + 390.80 * 3.75 * 0.71 + 413.04 * 2.10 * 1) / max_coefficients = 349.67577639751556

score = 353.2749262347786 * 0.5 + 349.67577639751556 * 0.5 = 351.4753513161471

Rating changes

Show

all results
Date Place Points Reason
2024-09-01 84 -> 97 360.62 -> 351.48
2024-08-11 83 -> 84 365.98 -> 360.62

Money can not buy tenpai: 86% -> 71%
2024-08-04 72 -> 83 373.60 -> 365.98
2024-07-14 65 -> 72 373.60
2024-07-06 66 -> 65 374.76 -> 373.60

IX Russian Riichi Championship: 43% -> 29%
2024-06-11 71 -> 66 378.78 -> 374.76

Money can not buy tenpai: 100% -> 86%
2024-06-09 69 -> 71 378.78
2024-05-12 32 -> 69 468.94 -> 378.78

X Russian Championship: 0% -> 100%
2024-05-06 33 -> 32 468.74 -> 468.94

IX Russian Riichi Championship: 57% -> 43%
2024-04-12 34 -> 33 471.14 -> 468.74

Moscow Riichi 2022: 29% -> 14%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 19 2024-05-12 106/108 100% 4.60 RR X Russian Championship
2 413 2024-03-30 28/47 100% 2.10 RR Seihoku spring tournament 2024
3 667 2024-03-10 18/52 100% 3.05 RR Agari Spring Tournament 2024
4 421 2023-09-03 63/108 100% 4.00 RR SPB Riichi Open 2023
5 391 2023-06-11 54/88 71% 3.75 RR Money can not buy tenpai
6 427 2022-11-06 44/76 29% 4.20 RR IX Russian Riichi Championship
7 604 2022-06-12 45/112 0% 4.05 RR Moscow Riichi 2022
8 253 2021-11-28 57/76 0% 3.45 RR Saint Petersburg Open 2021