Grishin Viktor

Russian Champion 2014

From Vidnoye, Russia

EMA: 15990097

Player page

Common russian riichi rating (CRR)

Rating date March 17, 2021 (latest changes March 17, 2021).

22 place (613.89).

max_coefficients = (4.05 * 0.71 + 2.90 * 0.86 + 3.45 * 0.71 + 2.70 * 0.86) = 10.15701

p1 = (800 * 2.60 * 0.14 + 855.42 * 4.20 * 0.14 + 205.13 * 2.90 * 0.29 + 942.86 * 3.20 * 0.43 + 412.70 * 3.45 * 0.71 + 702.70 * 4.05 * 0.71 + 545.45 * 2.50 * 0.71 + 789.47 * 2.40 * 0.86) / (2.60 * 0.14 + 4.20 * 0.14 + 2.90 * 0.29 + 3.20 * 0.43 + 3.45 * 0.71 + 4.05 * 0.71 + 2.50 * 0.71 + 2.40 * 0.86) = 640.2991963180812

p2 = (702.70 * 4.05 * 0.71 + 789.47 * 2.40 * 0.86 + 942.86 * 3.20 * 0.43 + 412.70 * 3.45 * 0.71) / max_coefficients = 587.4780077995395

score = 640.2991963180812 * 0.5 + 587.4780077995395 * 0.5 = 613.8886020588103

Rating changes

Show

Date Place Points Reason
2021-03-15 23 -> 22 613.89
2021-03-08 23 602.37 -> 613.89
2021-03-04 23 596.60 -> 602.37

Haru Shanten 2019: 29% -> 14%

2021-02-22 23 601.66 -> 596.60

12 angry players: 86% -> 71%

2021-02-20 25 -> 23 601.66
2021-02-15 24 -> 25 606.47 -> 601.66

VIII Russian Riichi Championship: 86% -> 71%

2021-02-02 24 613.51 -> 606.47

Summer Cup 2019: 43% -> 29%

double-burning-2020: 100% -> 86%

2021-01-26 24 607.66 -> 613.51
2021-01-24 24 601.98 -> 607.66

Double burning: 29% -> 14%

Saint Petersburg Open 2019: 86% -> 71%

2021-01-21 23 -> 24 624.18 -> 601.98

Moscow Open Riichi Marathon 2019: 57% -> 43%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 789 2020-02-02 5/20 86% 2.40 CRR double-burning-2020
2 545 2019-12-22 6/12 71% 2.50 CRR 12 angry players
3 703 2019-12-15 34/112 71% 4.05 EMA VIII Russian Riichi Championship
4 413 2019-11-24 38/64 71% 3.45 EMA Saint Petersburg Open 2019
5 943 2019-07-21 3/36 43% 3.20 RR Moscow Open Riichi Marathon 2019
6 205 2019-06-02 32/40 29% 2.90 RR Summer Cup 2019
7 855 2019-05-04 13/84 14% 4.20 EMA Haru Shanten 2019
8 800 2019-03-24 4/16 14% 2.60 CRR Double burning
9 741 2018-07-15 8/28 0% 3.00 RR Moscow Open Riichi Marathon
10 889 2018-05-20 4/28 0% 3.50 CRR A-League
11 481 2018-01-20 15/28 0% 1.70 CRR Team tournament Agari. Season event
12 916 2017-12-11 8/84 0% 3.40 EMA VI Russian Riichi Championship 2017
13 1000 2017-10-07 1/16 0% 1.40 RR Red Dragon tournament 2017
14 926 2017-09-24 3/28 0% 2.60 RR Moscow Riichi Half Marathon 2017
15 852 2017-09-03 5/28 0% 2.30 EMA Riichi Open Bratislava 2017
16 296 2017-08-06 20/28 0% 2.30 EMA Ivanovo Region Riichi 2017
17 371 2017-07-09 23/36 0% 3.20 RR Moscow Open Riichi Marathon 2017
18 957 2017-06-04 2/24 0% 2.90 EMA Prague Open 2017
19 533 2017-02-12 8/16 0% 2.30 RR February mini-tournament glhf; 2017
20 197 2016-12-04 58/72 0% 3.25 EMA Saint Petersburg Riichi Open 2016
21 885 2016-09-11 11/88 0% 3.45 EMA V Russian Riichi Championship 2016
22 957 2016-07-03 2/24 0% 1.40 RR Tournament of 4 winds. South cup 2016
23 391 2016-05-28 15/24 0% 1.60 RR May tournament glhf; 2016
24 800 2016-04-17 4/16 0% 1.20 RR Riichi mahjong league tournament 2016 (JPML-A rules)
25 179 2016-02-22 33/40 0% 2.60 EMA Ivanovo Region Riichi Championship 2016
26 275 2015-10-18 38/52 0% 2.90 EMA Russian Open Riichi Championship 2015
27 744 2015-03-08 12/44 0% 2.50 EMA Moscow Riichi Championship 2015
28 870 2015-03-01 4/24 0% 1.40 EMA Crimean Riichi Open 2015
29 1000 2014-12-07 1/64 0% 3.15 EMA Russian Open Riichi Championship 2014
30 429 2014-09-21 37/64 0% 3.15 RR "Japanese House" riichi mahjong cup 2014
31 1000 2014-06-29 1/16 0% 1.20 RR "Haku no Ten" summer riichi mahjong tournament 2014
32 944 2013-12-08 5/72 0% 3.25 RR Russian Riichi Championship 2013
33 889 2013-11-24 4/28 0% 1.50 EMA Crimean Riichi Open 2013
34 800 2013-05-19 12/56 0% 3.00 RR "Japanese House" riichi mahjong cup 2013
35 407 2013-02-17 17/28 0% 2.30 RR Saint Petersburg Riichi tournament
36 895 2012-08-12 3/20 0% 1.30 EMA Russian Open Riichi Championship 2012