Perfilev Roman

From Arkhangelsk, Russia

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Online rating

Rating date Feb. 1, 2020 (latest changes Feb. 1, 2020).

83 place (258.12).

max_coefficients = (3.20 * 1 + 2.80 * 1 + 2.95 * 0.86) = 8.528445

p1 = (578.31 * 3.20 * 1 + 150 * 2.40 * 1 + 0 + 0 + 0) / (3.20 * 1 + 2.40 * 1 + 1 + 1 + 1) = 257.04651162790697

p2 = (578.31 * 3.20 * 1 + 150 * 2.40 * 1) / max_coefficients = 259.20317244233854

score = 257.04651162790697 * 0.5 + 259.20317244233854 * 0.5 = 258.12484203512275

Rating changes

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all results
Date Place Points Reason
2020-02-01 83 258.12

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 150 2019-09-01 35/41 100% 2.40 ONLINE Autumn Online Tournament
2 578 2019-02-17 36/84 100% 3.20 ONLINE Riichi Online Open Team Cup