Dergunov Aleksey
From Moscow, Russia
Internal rating (RR)
Rating date April 25, 2024 (latest changes April 12, 2024).
48 place (406.78).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 4.20 * 0.57) = 13.19988
p1 = (486.49 * 4.05 * 0.14 + 252.87 * 3.75 * 1 + 214.95 * 4 * 1 + 960.78 * 3.05 * 1 + 260.87 * 2.10 * 1) / (4.05 * 0.14 + 3.75 * 1 + 4 * 1 + 3.05 * 1 + 2.10 * 1) = 413.0844525955495
p2 = (960.78 * 3.05 * 1 + 252.87 * 3.75 * 1 + 214.95 * 4 * 1 + 260.87 * 2.10 * 1) / max_coefficients = 400.4816710454943
score = 413.0844525955495 * 0.5 + 400.4816710454943 * 0.5 = 406.7830618205219
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-04-12 | 49 -> 48 | 408.86 -> 406.78 |
Moscow Riichi 2022: 29% -> 14% |
| 2024-03-30 | 47 -> 49 | 405.39 -> 408.86 |
Seihoku spring tournament 2024: 0% -> 100% |
| 2024-03-20 | 42 -> 47 | 425.88 -> 405.39 |
Tenpai can't buy happiness: 14% -> 0% |
| 2024-03-10 | 79 -> 42 | 247.00 -> 425.88 |
Agari Spring Tournament 2024: 0% -> 100% |
| 2024-03-06 | 81 -> 79 | 241.03 -> 247.00 | |
| 2024-02-12 | 80 -> 81 | 253.13 -> 241.03 |
Moscow Riichi 2022: 43% -> 29% |
| 2024-01-20 | 76 -> 80 | 272.83 -> 253.13 |
Tenpai can't buy happiness: 29% -> 14% |
| 2024-01-06 | 80 -> 76 | 266.84 -> 272.83 | |
| 2023-12-19 | 77 -> 80 | 284.44 -> 266.84 |
Agari team tournament: 14% -> 0% |
| 2023-12-12 | 78 -> 77 | 293.65 -> 284.44 |
Moscow Riichi 2022: 57% -> 43% |
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 | 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 | 14% | 4.05 | RR | Moscow Riichi 2022 |
| 6 | 612 |
|
27/68 | 0% | 3.50 | RR | Tenpai can't buy happiness |
| 7 | 511 |
|
24/48 | 0% | 3.10 | RR | Agari team tournament |