Yakutovich Alexey
From Moscow, Russia
EMA: 15990368
Internal rating (RR)
Rating date Sept. 6, 2023 (latest changes Sept. 6, 2023).
23 place (533.40).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915
p1 = (835.82 * 3.50 * 0.57 + 216.22 * 4.05 * 0.71 + 632.18 * 3.75 * 1 + 728.97 * 4 * 1 + 0) / (3.50 * 0.57 + 4.05 * 0.71 + 3.75 * 1 + 4 * 1 + 1) = 555.8706176108084
p2 = (728.97 * 4 * 1 + 632.18 * 3.75 * 1 + 835.82 * 3.50 * 0.57 + 216.22 * 4.05 * 0.71) / max_coefficients = 510.9265935970124
score = 555.8706176108084 * 0.5 + 510.9265935970124 * 0.5 = 533.3986056039104
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-09-03 | 49 -> 23 | 401.02 -> 533.40 |
SPB Riichi Open 2023: 0% -> 100% |
| 2023-08-12 | 50 -> 49 | 392.11 -> 401.02 |
Moscow Riichi 2022: 86% -> 71% |
| 2023-07-28 | 52 -> 50 | 392.11 | |
| 2023-07-20 | 50 -> 52 | 409.43 -> 392.11 |
Tenpai can't buy happiness: 71% -> 57% |
| 2023-06-12 | 52 -> 50 | 400.91 -> 409.43 |
Moscow Riichi 2022: 100% -> 86% |
| 2023-06-11 | 75 -> 52 | 273.66 -> 400.91 |
Money can not buy tenpai: 0% -> 100% |
| 2023-05-28 | 76 -> 75 | 271.80 -> 273.66 | |
| 2023-05-20 | 71 -> 76 | 296.25 -> 271.80 |
Tenpai can't buy happiness: 86% -> 71% |
| 2023-05-06 | 72 -> 71 | 296.25 | |
| 2023-04-19 | 73 -> 72 | 293.94 -> 296.25 |
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 | 216 |
|
88/112 | 71% | 4.05 | RR | Moscow Riichi 2022 |
| 4 | 836 |
|
12/68 | 57% | 3.50 | RR | Tenpai can't buy happiness |
| 5 | 319 |
|
63/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" |