Lavreniuk Irina
From Moscow, Russia
EMA: 15990327
Internal rating (RR)
Rating date Sept. 6, 2024 (latest changes Sept. 6, 2024).
97 place (347.67).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.65 * 1 + 4 * 0.86) = 15.5284
p1 = (426.67 * 4.20 * 0.14 + 390.80 * 3.75 * 0.71 + 420.56 * 4 * 0.86 + 413.04 * 2.10 * 1 + 18.69 * 4.60 * 1 + 666.67 * 3.05 * 1) / (4.20 * 0.14 + 3.75 * 0.71 + 4 * 0.86 + 2.10 * 1 + 4.60 * 1 + 3.05 * 1) = 348.2638759133158
p2 = (666.67 * 3.05 * 1 + 420.56 * 4 * 0.86 + 390.80 * 3.75 * 0.71 + 413.04 * 2.10 * 1) / max_coefficients = 347.0666649493831
score = 348.2638759133158 * 0.5 + 347.0666649493831 * 0.5 = 347.6652704313494
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2024-09-06 | 97 | 349.04 -> 347.67 |
IX Russian Riichi Championship: 29% -> 14% |
2024-09-03 | 97 | 351.48 -> 349.04 |
SPB Riichi Open 2023: 100% -> 86% |
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% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 19 |
|
106/108 | 100% | 4.60 | RR | X Russian Championship |
2 | 413 |
|
28/47 | 100% | 2.10 | RR | Seihoku spring tournament 2024 |
3 | 667 |
|
18/52 | 100% | 3.05 | RR | Agari Spring Tournament 2024 |
4 | 421 |
|
63/108 | 86% | 4.00 | RR | SPB Riichi Open 2023 |
5 | 391 |
|
54/88 | 71% | 3.75 | RR | Money can not buy tenpai |
6 | 427 |
|
44/76 | 14% | 4.20 | RR | IX Russian Riichi Championship |
7 | 604 |
|
45/112 | 0% | 4.05 | RR | Moscow Riichi 2022 |
8 | 253 |
|
57/76 | 0% | 3.45 | RR | Saint Petersburg Open 2021 |