Lavreniuk Irina
From Moscow, Russia
EMA: 15990327
Internal rating (RR)
Rating date March 30, 2024 (latest changes March 30, 2024).
34 place (471.14).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 4.20 * 0.57) = 13.19988
p1 = (603.60 * 4.05 * 0.29 + 426.67 * 4.20 * 0.57 + 390.80 * 3.75 * 1 + 420.56 * 4 * 1 + 413.04 * 2.10 * 1 + 666.67 * 3.05 * 1) / (4.05 * 0.29 + 4.20 * 0.57 + 3.75 * 1 + 4 * 1 + 2.10 * 1 + 3.05 * 1) = 472.19216909071633
p2 = (666.67 * 3.05 * 1 + 420.56 * 4 * 1 + 390.80 * 3.75 * 1 + 426.67 * 4.20 * 0.57) / max_coefficients = 470.08306136116386
score = 472.19216909071633 * 0.5 + 470.08306136116386 * 0.5 = 471.13761522594007
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
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 | |
2023-12-12 | 41 -> 42 | 429.83 -> 422.45 |
Moscow Riichi 2022: 57% -> 43% |
2023-11-28 | 38 -> 41 | 441.67 -> 429.83 |
Saint Petersburg Open 2021: 14% -> 0% |
2023-11-20 | 39 -> 38 | 441.67 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 413 |
|
28/47 | 100% | 2.10 | RR | Seihoku spring tournament 2024 |
2 | 667 |
|
18/52 | 100% | 3.05 | RR | Agari Spring Tournament 2024 |
3 | 421 |
|
63/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
4 | 391 |
|
54/88 | 100% | 3.75 | RR | Money can not buy tenpai |
5 | 427 |
|
44/76 | 57% | 4.20 | RR | IX Russian Riichi Championship |
6 | 604 |
|
45/112 | 29% | 4.05 | RR | Moscow Riichi 2022 |
7 | 253 |
|
57/76 | 0% | 3.45 | RR | Saint Petersburg Open 2021 |