Perfilev Roman

From Arkhangelsk, Russia

Player page

Online rating

Rating date March 12, 2023 (latest changes March 12, 2023).

92 place (268.68).

max_coefficients = (2.80 * 1 + 3.25 * 0.71 + 2.30 * 1) = 7.421475

p1 = (126.21 * 3.45 * 0.29 + 735.63 * 3.25 * 0.71 + 0 + 0 + 0) / (3.45 * 0.29 + 3.25 * 0.71 + 1 + 1 + 1) = 290.4882403117736

p2 = (735.63 * 3.25 * 0.71 + 126.21 * 3.45 * 0.29) / max_coefficients = 246.87141033285164

score = 290.4882403117736 * 0.5 + 246.87141033285164 * 0.5 = 268.67982532231264

Rating changes

Show

Date Place Points Reason
2023-03-07 94 -> 92 268.68
2023-02-20 95 -> 94 268.68
2023-02-17 97 -> 95 268.68
2023-01-25 100 -> 97 268.68
2023-01-21 103 -> 100 268.68
2023-01-16 103 266.92 -> 268.68

Riichi Online Open Team Cup: 43% -> 29%

2023-01-14 96 -> 103 295.65 -> 266.92

Winter Team Fight: 86% -> 71%

2023-01-10 97 -> 96 295.65
2022-12-20 99 -> 97 295.65
2022-12-12 100 -> 99 290.46 -> 295.65

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 736 2021-11-14 24/88 71% 3.25 ONLINE Winter Team Fight
2 126 2021-05-16 91/104 29% 3.45 ONLINE Riichi Online Open Team Cup
3 636 2020-11-01 37/100 0% 3.40 ONLINE Riichi Online Open Team Cup
4 527 2020-09-13 27/56 0% 2.80 ONLINE Autumn Online Tournament
5 681 2020-05-24 44/136 0% 3.69 ONLINE Riichi Online Open Team Cup
6 537 2020-04-26 58/124 0% 3.06 ONLINE Be cool stay home
7 720 2020-02-16 41/144 0% 3.71 ONLINE Riichi Online Open Team Cup 2020
8 150 2019-09-01 35/41 0% 2.40 ONLINE Autumn Online Tournament
9 578 2019-02-17 36/84 0% 3.20 ONLINE Riichi Online Open Team Cup