Lavreniuk Irina
From Moscow, Russia
EMA: 15990327
Common russian riichi rating (CRR)
Rating date April 12, 2024 (latest changes April 12, 2024).
57 place (443.99).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 2.90 * 1) = 13.700000000000001
p1 = (0 * 2.80 * 0.71 + 603.60 * 4.05 * 0.14 + 426.67 * 4.20 * 0.57 + 390.80 * 3.75 * 1 + 420.56 * 4 * 1 + 318.18 * 2.10 * 1 + 461.54 * 2.90 * 1 + 666.67 * 3.05 * 1 + 413.04 * 2.10 * 1) / (2.80 * 0.71 + 4.05 * 0.14 + 4.20 * 0.57 + 3.75 * 1 + 4 * 1 + 2.10 * 1 + 2.90 * 1 + 3.05 * 1 + 2.10 * 1) = 412.10446501139813
p2 = (666.67 * 3.05 * 1 + 420.56 * 4 * 1 + 390.80 * 3.75 * 1 + 461.54 * 2.90 * 1) / max_coefficients = 475.8795620437956
score = 412.10446501139813 * 0.5 + 475.8795620437956 * 0.5 = 443.9920135275969
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2024-04-12 | 58 -> 57 | 446.35 -> 443.99 |
Moscow Riichi 2022: 29% -> 14% |
2024-03-30 | 54 -> 58 | 446.54 -> 446.35 |
Seihoku spring tournament 2024: 0% -> 100% |
2024-03-20 | 55 -> 54 | 446.54 | |
2024-03-10 | 65 -> 55 | 398.94 -> 446.54 |
Agari Spring Tournament 2024: 0% -> 100% |
2024-03-06 | 66 -> 65 | 399.85 -> 398.94 |
IX Russian Riichi Championship: 71% -> 57% |
2024-02-18 | 66 | 395.94 -> 399.85 |
Meeting in the billiard room: 86% -> 71% |
2024-02-12 | 68 -> 66 | 399.35 -> 395.94 |
Moscow Riichi 2022: 43% -> 29% |
2024-01-20 | 70 -> 68 | 399.35 | |
2024-01-06 | 67 -> 70 | 400.17 -> 399.35 |
IX Russian Riichi Championship: 86% -> 71% |
2023-12-19 | 69 -> 67 | 400.17 |
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 | 462 |
|
22/40 | 100% | 2.90 | CRR | Autumn Agari tournament |
4 | 318 |
|
16/23 | 100% | 2.10 | CRR | Mushroom League |
5 | 421 |
|
63/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
6 | 391 |
|
54/88 | 100% | 3.75 | RR | Money can not buy tenpai |
7 | 0 |
|
24/24 | 71% | 2.80 | CRR | Meeting in the billiard room |
8 | 427 |
|
44/76 | 57% | 4.20 | RR | IX Russian Riichi Championship |
9 | 604 |
|
45/112 | 14% | 4.05 | RR | Moscow Riichi 2022 |
10 | 253 |
|
57/76 | 0% | 3.45 | RR | Saint Petersburg Open 2021 |