Chekan Vikmar

From Saint Petersburg, Russia

EMA: 15990345

Player page

Common russian riichi rating (CRR)

Rating date Aug. 26, 2023 (latest changes Aug. 26, 2023).

108 place (249.95).

max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.71 + 2.80 * 1) = 13.642914999999999

p1 = (410.26 * 1.80 * 1 + 96.77 * 1.80 * 1 + 1000 * 1.40 * 1 + 0 + 0) / (1.80 * 1 + 1.80 * 1 + 1.40 * 1 + 1 + 1) = 330.37857142857143

p2 = (1000 * 1.40 * 1 + 410.26 * 1.80 * 1 + 96.77 * 1.80 * 1) / max_coefficients = 169.51289368877548

score = 330.37857142857143 * 0.5 + 169.51289368877548 * 0.5 = 249.94573255867346

Rating changes

Show

all results
Date Place Points Reason
2023-08-26 105 -> 108 249.95
2023-08-19 109 -> 105 249.95
2023-08-12 110 -> 109 246.50 -> 249.95
2023-07-28 112 -> 110 246.50
2023-07-06 114 -> 112 246.50
2023-07-05 115 -> 114 246.50
2023-07-03 116 -> 115 246.50
2023-06-19 117 -> 116 246.50
2023-06-12 117 243.32 -> 246.50
2023-06-11 103 -> 117 250.53 -> 243.32

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 1000 2023-04-22 1/24 100% 1.40 CRR Fire cup 2023
2 97 2023-02-25 29/32 100% 1.80 CRR Earth cup
3 410 2022-08-27 24/40 100% 1.80 CRR Sun tournament
4 721 2019-12-15 32/112 0% 4.05 EMA VIII Russian Riichi Championship
5 571 2019-11-24 28/64 0% 3.45 EMA Saint Petersburg Open 2019
6 692 2019-06-02 13/40 0% 2.90 RR Summer Cup 2019
7 590 2018-12-23 17/40 0% 2.90 RR North Cup 2018
8 677 2018-03-04 11/32 0% 2.70 RR East Cup 2018
9 108 2017-12-11 75/84 0% 3.40 EMA VI Russian Riichi Championship 2017
10 1000 2017-10-01 1/40 0% 1.80 RR Saint Petersburg championship. Northern cup 2017
11 1000 2017-06-03 1/40 0% 1.80 RR Saint Petersburg championship. West cup 2017
12 977 2017-03-18 2/44 0% 1.90 RR Saint Petersburg championship. South cup 2017
13 533 2016-04-17 8/16 0% 1.20 RR Riichi mahjong league tournament 2016 (JPML-A rules)
14 162 2016-03-13 84/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016
15 684 2015-11-15 7/20 0% 1.30 RR Tournament of Saint Petersburg riichi mahjong league