Perfilev Roman
From Arkhangelsk, Russia
Online rating
Rating date Oct. 12, 2022 (latest changes Oct. 12, 2022).
87 place (361.75).
how we calculated rating score
max_coefficients = (3.25 * 1 + 2.80 * 1 + 2.60 * 1) = 8.65
p1 = (735.63 * 3.25 * 1 + 636.36 * 3.40 * 0.14 + 126.21 * 3.45 * 0.57 + 0 + 0) / (3.25 * 1 + 3.40 * 0.14 + 3.45 * 0.57 + 1 + 1) = 382.60247898390986
p2 = (735.63 * 3.25 * 1 + 636.36 * 3.40 * 0.14 + 126.21 * 3.45 * 0.57) / max_coefficients = 340.90057803468204
score = 382.60247898390986 * 0.5 + 340.90057803468204 * 0.5 = 361.75152850929595
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2022-10-11 | 88 -> 87 | 361.75 | |
| 2022-09-22 | 50 -> 88 | 626.94 -> 361.75 | |
| 2021-02-01 | 83 -> 50 | 258.12 -> 626.94 | |
| 2020-02-01 | 83 | 258.12 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 736 |
|
24/88 | 100% | 3.25 | ONLINE | Winter Team Fight |
| 2 | 126 |
|
91/104 | 57% | 3.45 | ONLINE | Riichi Online Open Team Cup |
| 3 | 636 |
|
37/100 | 14% | 3.40 | ONLINE | Riichi Online Open Team Cup |
| 4 | 527 |
|
27/56 | 0% | 2.80 | ONLINE | Autumn Online Tournament |
| 5 | 681 |
|
44/136 | 0% | 3.69 | ONLINE | Riichi Online Open Team Cup |
| 6 | 537 |
|
58/124 | 0% | 3.06 | ONLINE | Be cool stay home |
| 7 | 720 |
|
41/144 | 0% | 3.71 | ONLINE | Riichi Online Open Team Cup 2020 |
| 8 | 150 |
|
35/41 | 0% | 2.40 | ONLINE | Autumn Online Tournament |
| 9 | 578 |
|
36/84 | 0% | 3.20 | ONLINE | Riichi Online Open Team Cup |