Bokan Vsevolod

From Irkutsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date May 6, 2019 (latest changes May 6, 2019).

151 place (347.94).

max_coefficients = (4.20 * 1 + 3.80 * 1 + 3.55 * 1 + 3.50 * 1) = 15.05

p1 = (1000 * 1.30 * 0.43 + 894.74 * 1.30 * 0.71 + 1000 * 1.20 * 0.86 + 0 + 0) / (1.30 * 0.43 + 1.30 * 0.71 + 1.20 * 0.86 + 1 + 1) = 535.308985466153

p2 = (1000 * 1.20 * 0.86 + 894.74 * 1.30 * 0.71 + 1000 * 1.30 * 0.43) / max_coefficients = 160.5674418604651

score = 535.308985466153 * 0.5 + 160.5674418604651 * 0.5 = 347.93821366330906

Rating changes

Show

Date Place Points Reason
2019-05-05 152 -> 151 347.94
2019-05-04 145 -> 152 352.15 -> 347.94
2019-05-01 143 -> 145 349.85 -> 352.15
2019-04-25 144 -> 143 349.85
2019-04-22 138 -> 144 364.19 -> 349.85

Spring Tournament: 100% -> 86%

2019-04-17 139 -> 138 364.19
2019-04-13 140 -> 139 364.19
2019-04-11 141 -> 140 364.19
2019-04-09 142 -> 141 364.19
2019-03-31 143 -> 142 364.19

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 1000 2018-04-22 1/16 86% 1.20 RR Spring Tournament
2 895 2018-01-21 3/20 71% 1.30 RR Winter tournament
3 1000 2017-09-17 1/20 43% 1.30 RR September tournament, Irkutsk 2017