Lavreniuk Irina

From Moscow, Russia

EMA: 15990327

Player page

Internal rating (RR)

Rating date May 12, 2024 (latest changes May 12, 2024).

69 place (378.78).

max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 1 + 3.05 * 1) = 15.399999999999999

p1 = (603.60 * 4.05 * 0.14 + 426.67 * 4.20 * 0.43 + 390.80 * 3.75 * 1 + 420.56 * 4 * 1 + 413.04 * 2.10 * 1 + 18.69 * 4.60 * 1 + 666.67 * 3.05 * 1) / (4.05 * 0.14 + 4.20 * 0.43 + 3.75 * 1 + 4 * 1 + 2.10 * 1 + 4.60 * 1 + 3.05 * 1) = 364.80151155511135

p2 = (666.67 * 3.05 * 1 + 420.56 * 4 * 1 + 390.80 * 3.75 * 1 + 413.04 * 2.10 * 1) / max_coefficients = 392.75844155844163

score = 364.80151155511135 * 0.5 + 392.75844155844163 * 0.5 = 378.7799765567765

Rating changes

Show

all results
Date Place Points Reason
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%
2024-03-30 29 -> 34 475.46 -> 471.14

Seihoku spring tournament 2024: 0% -> 100%
2024-03-20 30 -> 29 475.46
2024-03-10 47 -> 30 413.22 -> 475.46

Agari Spring Tournament 2024: 0% -> 100%
2024-03-06 47 413.84 -> 413.22

IX Russian Riichi Championship: 71% -> 57%
2024-02-12 43 -> 47 422.28 -> 413.84

Moscow Riichi 2022: 43% -> 29%
2024-01-06 41 -> 43 422.45 -> 422.28

IX Russian Riichi Championship: 86% -> 71%
2023-12-19 42 -> 41 422.45

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 54/88 100% 3.75 RR Money can not buy tenpai
6 427 2022-11-06 44/76 43% 4.20 RR IX Russian Riichi Championship
7 604 2022-06-12 45/112 14% 4.05 RR Moscow Riichi 2022
8 253 2021-11-28 57/76 0% 3.45 RR Saint Petersburg Open 2021