Petrov Aleksandr

From Kirov, Russia

EMA: 15990461

Player page

Online rating

Rating date May 1, 2022 (latest changes May 1, 2022).

74 place (481.00).

max_coefficients = (3.45 * 1 + 3.25 * 1 + 3.20 * 0.86) = 9.442720000000001

p1 = (345.79 * 3.50 * 0.14 + 362.96 * 3.69 * 0.14 + 902.91 * 3.45 * 1 + 384.62 * 2.60 * 0.57 + 170.21 * 2.60 * 1) / (3.50 * 0.14 + 3.69 * 0.14 + 3.45 * 1 + 2.60 * 0.57 + 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

Show

all results
Date Place Points Reason
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 2021-12-12 40/48 100% 2.60 ONLINE Demons of autumn wind
2 903 2021-05-16 11/104 100% 3.45 ONLINE Riichi Online Open Team Cup
3 385 2020-12-20 25/40 57% 2.60 ONLINE Demons of winter wind
4 363 2020-05-24 87/136 14% 3.69 ONLINE Riichi Online Open Team Cup
5 346 2020-05-10 71/108 14% 3.50 ONLINE Spring tournament
6 49 2020-02-16 137/144 0% 3.71 ONLINE Riichi Online Open Team Cup 2020