Yakutovich Alexey
From Moscow, Russia
EMA: 15990368
Common russian riichi rating (CRR)
Rating date Oct. 17, 2023 (latest changes Oct. 17, 2023).
30 place (519.60).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 2.80 * 1) = 14.75
p1 = (835.82 * 3.50 * 0.43 + 216.22 * 4.05 * 0.57 + 173.91 * 1.40 * 1 + 632.18 * 3.75 * 1 + 728.97 * 4 * 1) / (3.50 * 0.43 + 4.05 * 0.57 + 1.40 * 1 + 3.75 * 1 + 4 * 1) = 561.8696617703889
p2 = (728.97 * 4 * 1 + 632.18 * 3.75 * 1 + 835.82 * 3.50 * 0.43 + 216.22 * 4.05 * 0.57) / max_coefficients = 477.3389830508474
score = 561.8696617703889 * 0.5 + 477.3389830508474 * 0.5 = 519.6043224106181
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-10-12 | 32 -> 30 | 514.94 -> 519.60 |
Moscow Riichi 2022: 71% -> 57% |
2023-09-20 | 29 -> 32 | 534.15 -> 514.94 |
Tenpai can't buy happiness: 57% -> 43% |
2023-09-03 | 55 -> 29 | 402.36 -> 534.15 |
SPB Riichi Open 2023: 0% -> 100% |
2023-08-27 | 54 -> 55 | 402.36 | |
2023-08-19 | 56 -> 54 | 402.36 | |
2023-08-12 | 56 | 393.75 -> 402.36 |
Moscow Riichi 2022: 86% -> 71% |
2023-07-28 | 57 -> 56 | 393.75 | |
2023-07-20 | 53 -> 57 | 416.75 -> 393.75 |
Tenpai can't buy happiness: 71% -> 57% |
2023-07-03 | 55 -> 53 | 416.75 | |
2023-06-12 | 57 -> 55 | 408.16 -> 416.75 |
Moscow Riichi 2022: 100% -> 86% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 729 |
|
30/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
2 | 632 |
|
33/88 | 100% | 3.75 | RR | Money can not buy tenpai |
3 | 174 |
|
20/24 | 100% | 1.40 | CRR | Fire cup 2023 |
4 | 216 |
|
88/112 | 57% | 4.05 | RR | Moscow Riichi 2022 |
5 | 836 |
|
12/68 | 43% | 3.50 | RR | Tenpai can't buy happiness |
6 | 319 |
|
63/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" |