Dergunov Aleksey
From Moscow, Russia
Common russian riichi rating (CRR)
Rating date March 6, 2024 (latest changes March 6, 2024).
48 place (457.50).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 2.90 * 1 + 4.20 * 0.57) = 13.04988
p1 = (863.64 * 2.10 * 1 + 611.94 * 3.50 * 0.14 + 486.49 * 4.05 * 0.29 + 252.87 * 3.75 * 1 + 214.95 * 4 * 1 + 769.23 * 2.90 * 1) / (2.10 * 1 + 3.50 * 0.14 + 4.05 * 0.29 + 3.75 * 1 + 4 * 1 + 2.90 * 1) = 466.5343488879026
p2 = (769.23 * 2.90 * 1 + 863.64 * 2.10 * 1 + 252.87 * 3.75 * 1 + 214.95 * 4 * 1) / max_coefficients = 448.4715568265762
score = 466.5343488879026 * 0.5 + 448.4715568265762 * 0.5 = 457.5029528572394
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-03-06 | 49 -> 48 | 447.64 -> 457.50 | |
| 2024-02-27 | 50 -> 49 | 447.64 | |
| 2024-02-25 | 46 -> 50 | 447.64 | |
| 2024-02-12 | 47 -> 46 | 448.03 -> 447.64 |
Moscow Riichi 2022: 43% -> 29% |
| 2024-01-20 | 47 | 450.36 -> 448.03 |
Tenpai can't buy happiness: 29% -> 14% |
| 2024-01-06 | 51 -> 47 | 441.34 -> 450.36 | |
| 2023-12-19 | 51 | 441.88 -> 441.34 |
Agari team tournament: 14% -> 0% |
| 2023-12-12 | 52 -> 51 | 451.45 -> 441.88 |
Moscow Riichi 2022: 57% -> 43% |
| 2023-11-28 | 53 -> 52 | 451.45 | |
| 2023-11-26 | 76 -> 53 | 373.01 -> 451.45 |
Autumn Agari tournament: 0% -> 100% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 769 |
|
10/40 | 100% | 2.90 | CRR | Autumn Agari tournament |
| 2 | 864 |
|
4/23 | 100% | 2.10 | CRR | Mushroom League |
| 3 | 215 |
|
85/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
| 4 | 253 |
|
66/88 | 100% | 3.75 | RR | Money can not buy tenpai |
| 5 | 486 |
|
58/112 | 29% | 4.05 | RR | Moscow Riichi 2022 |
| 6 | 612 |
|
27/68 | 14% | 3.50 | RR | Tenpai can't buy happiness |
| 7 | 511 |
|
24/48 | 0% | 3.10 | RR | Agari team tournament |