Grishin Viktor

Russian Champion 2014

From Vidnoye, Russia

EMA: 15990097

Player page

Common russian riichi rating (CRR)

Rating date May 19, 2024 (latest changes May 14, 2024).

16 place (654.25).

max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 1 + 3.05 * 1) = 15.399999999999999

p1 = (738.74 * 4.05 * 0.14 + 973.33 * 4.20 * 0.43 + 86.96 * 2.80 * 0.57 + 794.87 * 2.90 * 1 + 878.50 * 4.60 * 1) / (4.05 * 0.14 + 4.20 * 0.43 + 2.80 * 0.57 + 2.90 * 1 + 4.60 * 1) = 754.8734469719574

p2 = (878.50 * 4.60 * 1 + 794.87 * 2.90 * 1 + 973.33 * 4.20 * 0.43 + 738.74 * 4.05 * 0.14) / max_coefficients = 553.6305194805195

score = 754.8734469719574 * 0.5 + 553.6305194805195 * 0.5 = 654.2519832262385

Rating changes

Show

all results
Date Place Points Reason
2024-05-12 51 -> 16 462.20 -> 654.25

X Russian Championship: 0% -> 100%
2024-05-06 43 -> 51 497.17 -> 462.20

IX Russian Riichi Championship: 57% -> 43%
2024-04-18 44 -> 43 486.56 -> 497.17

Meeting in the billiard room: 71% -> 57%
2024-04-12 42 -> 44 506.69 -> 486.56

Moscow Riichi 2022: 29% -> 14%
2024-03-30 40 -> 42 506.69
2024-03-20 34 -> 40 550.83 -> 506.69

Tenpai can't buy happiness: 14% -> 0%
2024-03-10 28 -> 34 561.49 -> 550.83
2024-03-06 23 -> 28 582.42 -> 561.49

IX Russian Riichi Championship: 71% -> 57%
2024-02-25 22 -> 23 582.42
2024-02-18 23 -> 22 570.26 -> 582.42

Meeting in the billiard room: 86% -> 71%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 879 2024-05-12 14/108 100% 4.60 RR X Russian Championship
2 795 2023-11-26 9/40 100% 2.90 CRR Autumn Agari tournament
3 87 2022-12-18 22/24 57% 2.80 CRR Meeting in the billiard room
4 973 2022-11-06 3/76 43% 4.20 RR IX Russian Riichi Championship
5 739 2022-06-12 30/112 14% 4.05 RR Moscow Riichi 2022
6 731 2022-03-20 19/68 0% 3.50 RR Tenpai can't buy happiness
7 383 2021-12-19 30/48 0% 3.10 RR Agari team tournament
8 891 2021-11-06 7/56 0% 3.30 RR Kirov Tournament
9 789 2020-02-02 5/20 0% 2.40 CRR double-burning-2020
10 545 2019-12-22 6/12 0% 2.50 CRR 12 angry players
11 703 2019-12-15 34/112 0% 4.05 EMA VIII Russian Riichi Championship
12 413 2019-11-24 38/64 0% 3.45 EMA Saint Petersburg Open 2019
13 943 2019-07-21 3/36 0% 3.20 RR Moscow Open Riichi Marathon 2019
14 205 2019-06-02 32/40 0% 2.90 RR Summer Cup 2019
15 855 2019-05-04 13/84 0% 4.20 EMA Haru Shanten 2019
16 800 2019-03-24 4/16 0% 2.60 CRR Double burning
17 741 2018-07-15 8/28 0% 3.00 RR Moscow Open Riichi Marathon
18 889 2018-05-20 4/28 0% 3.50 CRR A-League
19 481 2018-01-20 15/28 0% 1.70 CRR Team tournament Agari. Season event
20 916 2017-12-11 8/84 0% 3.40 EMA VI Russian Riichi Championship 2017
21 1000 2017-10-07 1/16 0% 1.40 RR Red Dragon tournament 2017
22 926 2017-09-24 3/28 0% 2.60 RR Moscow Riichi Half Marathon 2017
23 852 2017-09-03 5/28 0% 2.30 EMA Riichi Open Bratislava 2017
24 296 2017-08-06 20/28 0% 2.30 EMA Ivanovo Region Riichi 2017
25 371 2017-07-09 23/36 0% 3.20 RR Moscow Open Riichi Marathon 2017
26 957 2017-06-04 2/24 0% 2.90 EMA Prague Open 2017
27 533 2017-02-12 8/16 0% 2.30 RR February mini-tournament glhf; 2017
28 197 2016-12-04 58/72 0% 3.25 EMA Saint Petersburg Riichi Open 2016
29 885 2016-09-11 11/88 0% 3.45 EMA V Russian Riichi Championship 2016
30 957 2016-07-03 2/24 0% 1.40 RR Tournament of 4 winds. South cup 2016
31 391 2016-05-28 15/24 0% 1.60 RR May tournament glhf; 2016
32 800 2016-04-17 4/16 0% 1.20 RR Riichi mahjong league tournament 2016 (JPML-A rules)
33 179 2016-02-22 33/40 0% 2.60 EMA Ivanovo Region Riichi Championship 2016
34 275 2015-10-18 38/52 0% 2.90 EMA Russian Open Riichi Championship 2015
35 744 2015-03-08 12/44 0% 2.50 EMA Moscow Riichi Championship 2015
36 870 2015-03-01 4/24 0% 1.40 EMA Crimean Riichi Open 2015
37 1000 2014-12-07 1/64 0% 3.15 EMA Russian Open Riichi Championship 2014
38 429 2014-09-21 37/64 0% 3.15 RR "Japanese House" riichi mahjong cup 2014
39 1000 2014-06-29 1/16 0% 1.20 RR "Haku no Ten" summer riichi mahjong tournament 2014
40 944 2013-12-08 5/72 0% 3.25 EMA Russian Riichi Championship 2013
41 889 2013-11-24 4/28 0% 1.50 EMA Crimean Riichi Open 2013
42 800 2013-05-19 12/56 0% 3.00 RR "Japanese House" riichi mahjong cup 2013
43 407 2013-02-17 17/28 0% 2.30 EMA Saint Petersburg Riichi tournament
44 895 2012-08-12 3/20 0% 1.30 EMA Russian Open Riichi Championship 2012