Petrov Aleksandr
From Kirov, Russia
EMA: 15990461
Online rating
Rating date May 7, 2022 (latest changes May 7, 2022).
73 place (481.00).
how we calculated rating score
max_coefficients = (3.45 * 1 + 3.25 * 1 + 3.20 * 0.86) = 9.442720000000001
p1 = (384.62 * 2.60 * 0.57 + 345.79 * 3.50 * 0.14 + 362.96 * 3.69 * 0.14 + 902.91 * 3.45 * 1 + 170.21 * 2.60 * 1) / (2.60 * 0.57 + 3.50 * 0.14 + 3.69 * 0.14 + 3.45 * 1 + 2.60 * 1) = 524.7334169402147
p2 = (902.91 * 3.45 * 1 + 384.62 * 2.60 * 0.57 + 170.21 * 2.60 * 1) / max_coefficients = 437.2680753003371
score = 524.7334169402147 * 0.5 + 437.2680753003371 * 0.5 = 481.00074612027595
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2022-05-07 | 74 -> 73 | 481.00 | |
2022-05-01 | 75 -> 74 | 481.00 | |
2022-04-29 | 170 -> 75 | 288.56 -> 481.00 | |
2021-02-01 | 170 | 288.56 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 170 |
|
40/48 | 100% | 2.60 | ONLINE | Demons of autumn wind |
2 | 903 |
|
11/104 | 100% | 3.45 | ONLINE | Riichi Online Open Team Cup |
3 | 385 |
|
25/40 | 57% | 2.60 | ONLINE | Demons of winter wind |
4 | 363 |
|
87/136 | 14% | 3.69 | ONLINE | Riichi Online Open Team Cup |
5 | 346 |
|
71/108 | 14% | 3.50 | ONLINE | Spring tournament |
6 | 49 |
|
137/144 | 0% | 3.71 | ONLINE | Riichi Online Open Team Cup 2020 |