Dergunov Aleksey
From Moscow, Russia
Common russian riichi rating (CRR)
Rating date April 20, 2024 (latest changes April 20, 2024).
33 place (549.25).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 2.90 * 1) = 13.700000000000001
p1 = (486.49 * 4.05 * 0.14 + 252.87 * 3.75 * 1 + 214.95 * 4 * 1 + 863.64 * 2.10 * 1 + 769.23 * 2.90 * 1 + 960.78 * 3.05 * 1 + 260.87 * 2.10 * 1) / (4.05 * 0.14 + 3.75 * 1 + 4 * 1 + 2.10 * 1 + 2.90 * 1 + 3.05 * 1 + 2.10 * 1) = 520.179806583185
p2 = (960.78 * 3.05 * 1 + 769.23 * 2.90 * 1 + 863.64 * 2.10 * 1 + 252.87 * 3.75 * 1) / max_coefficients = 578.32700729927
score = 520.179806583185 * 0.5 + 578.32700729927 * 0.5 = 549.2534069412275
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2024-04-12 | 34 -> 33 | 548.74 -> 549.25 |
Moscow Riichi 2022: 29% -> 14% |
2024-03-30 | 29 -> 34 | 564.74 -> 548.74 |
Seihoku spring tournament 2024: 0% -> 100% |
2024-03-20 | 30 -> 29 | 565.61 -> 564.74 |
Tenpai can't buy happiness: 14% -> 0% |
2024-03-10 | 47 -> 30 | 457.50 -> 565.61 |
Agari Spring Tournament 2024: 0% -> 100% |
2024-03-06 | 48 -> 47 | 447.64 -> 457.50 | |
2024-02-27 | 49 -> 48 | 447.64 | |
2024-02-25 | 45 -> 49 | 447.64 | |
2024-02-12 | 46 -> 45 | 448.03 -> 447.64 |
Moscow Riichi 2022: 43% -> 29% |
2024-01-20 | 46 | 450.36 -> 448.03 |
Tenpai can't buy happiness: 29% -> 14% |
2024-01-06 | 50 -> 46 | 441.34 -> 450.36 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 261 |
|
35/47 | 100% | 2.10 | RR | Seihoku spring tournament 2024 |
2 | 961 |
|
3/52 | 100% | 3.05 | RR | Agari Spring Tournament 2024 |
3 | 769 |
|
10/40 | 100% | 2.90 | CRR | Autumn Agari tournament |
4 | 864 |
|
4/23 | 100% | 2.10 | CRR | Mushroom League |
5 | 215 |
|
85/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
6 | 253 |
|
66/88 | 100% | 3.75 | RR | Money can not buy tenpai |
7 | 486 |
|
58/112 | 14% | 4.05 | RR | Moscow Riichi 2022 |
8 | 612 |
|
27/68 | 0% | 3.50 | RR | Tenpai can't buy happiness |
9 | 511 |
|
24/48 | 0% | 3.10 | RR | Agari team tournament |