Perfilev Roman
From Arkhangelsk, Russia
Online rating
Rating date Sept. 11, 2022 (latest changes Sept. 11, 2022).
89 place (386.01).
how we calculated rating score
max_coefficients = (3.25 * 1 + 2.80 * 1 + 2.60 * 1) = 8.65
p1 = (527.27 * 2.80 * 0.14 + 636.36 * 3.40 * 0.14 + 126.21 * 3.45 * 0.71 + 735.63 * 3.25 * 1 + 0) / (2.80 * 0.14 + 3.40 * 0.14 + 3.45 * 0.71 + 3.25 * 1 + 1) = 423.927166176665
p2 = (735.63 * 3.25 * 1 + 126.21 * 3.45 * 0.71 + 636.36 * 3.40 * 0.14) / max_coefficients = 348.0936416184971
score = 423.927166176665 * 0.5 + 348.0936416184971 * 0.5 = 386.01040389758106
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2022-09-11 | 87 -> 89 | 386.01 | |
| 2022-09-10 | 88 -> 87 | 386.01 | |
| 2022-09-01 | 86 -> 88 | 410.25 -> 386.01 |
Riichi Online Open Team Cup: 29% -> 14% |
| 2022-08-11 | 85 -> 86 | 410.25 | |
| 2022-07-25 | 87 -> 85 | 410.25 | |
| 2022-07-21 | 89 -> 87 | 410.25 | |
| 2022-07-16 | 92 -> 89 | 397.18 -> 410.25 |
Riichi Online Open Team Cup: 86% -> 71% |
| 2022-07-13 | 91 -> 92 | 402.29 -> 397.18 |
Autumn Online Tournament: 29% -> 14% |
| 2022-07-01 | 88 -> 91 | 424.91 -> 402.29 |
Riichi Online Open Team Cup: 43% -> 29% |
| 2022-06-26 | 82 -> 88 | 429.63 -> 424.91 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 736 |
|
24/88 | 100% | 3.25 | ONLINE | Winter Team Fight |
| 2 | 126 |
|
91/104 | 71% | 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 | 14% | 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 |