Dergunov Aleksey
From Moscow, Russia
Common russian riichi rating (CRR)
Rating date July 28, 2023 (latest changes July 28, 2023).
74 place (356.10).
how we calculated rating score
max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.86 + 2.80 * 1) = 14.221255
p1 = (510.64 * 3.10 * 0.43 + 611.94 * 3.50 * 0.57 + 486.49 * 4.05 * 0.86 + 252.87 * 3.75 * 1 + 0) / (3.10 * 0.43 + 3.50 * 0.57 + 4.05 * 0.86 + 3.75 * 1 + 1) = 393.0175504975621
p2 = (486.49 * 4.05 * 0.86 + 611.94 * 3.50 * 0.57 + 252.87 * 3.75 * 1 + 510.64 * 3.10 * 0.43) / max_coefficients = 319.1898324022739
score = 393.0175504975621 * 0.5 + 319.1898324022739 * 0.5 = 356.103691449918
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-07-20 | 70 -> 74 | 371.41 -> 356.10 |
Tenpai can't buy happiness: 71% -> 57% |
2023-07-03 | 71 -> 70 | 371.41 | |
2023-06-19 | 69 -> 71 | 381.28 -> 371.41 |
Agari team tournament: 57% -> 43% |
2023-06-12 | 67 -> 69 | 385.60 -> 381.28 |
Moscow Riichi 2022: 100% -> 86% |
2023-06-11 | 59 -> 67 | 375.91 -> 385.60 |
Money can not buy tenpai: 0% -> 100% |
2023-05-20 | 59 | 385.29 -> 375.91 |
Tenpai can't buy happiness: 86% -> 71% |
2023-05-06 | 57 -> 59 | 385.29 | |
2023-05-01 | 56 -> 57 | 385.29 | |
2023-04-22 | 55 -> 56 | 385.29 | |
2023-04-19 | 53 -> 55 | 394.82 -> 385.29 |
Agari team tournament: 71% -> 57% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 253 |
|
66/88 | 100% | 3.75 | RR | Money can not buy tenpai |
2 | 486 |
|
58/112 | 86% | 4.05 | RR | Moscow Riichi 2022 |
3 | 612 |
|
27/68 | 57% | 3.50 | RR | Tenpai can't buy happiness |
4 | 511 |
|
24/48 | 43% | 3.10 | RR | Agari team tournament |