Grishin Viktor

Russian Champion 2014

From Vidnoye, Russia

EMA: 15990097

Player page

Internal rating (RR)

Rating date Feb. 1, 2020 (latest changes Feb. 1, 2020).

26 place (675.38).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.85 * 1 + 3.45 * 1) = 15.55

p1 = (740.74 * 3 * 0.43 + 855.42 * 4.20 * 1 + 205.13 * 2.90 * 1 + 942.86 * 3.20 * 1 + 412.70 * 3.45 * 1 + 702.70 * 4.05 * 1) / (3 * 0.43 + 4.20 * 1 + 2.90 * 1 + 3.20 * 1 + 3.45 * 1 + 4.05 * 1) = 651.111297404353

p2 = (855.42 * 4.20 * 1 + 942.86 * 3.20 * 1 + 702.70 * 4.05 * 1 + 412.70 * 3.45 * 1) / max_coefficients = 699.6572347266881

score = 651.111297404353 * 0.5 + 699.6572347266881 * 0.5 = 675.3842660655205

Rating changes

Show

all results
Date Place Points Reason
2020-02-01 26 675.38

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 703 2019-12-15 34/112 100% 4.05 EMA VIII Russian Riichi Championship
2 413 2019-11-24 38/64 100% 3.45 EMA Saint Petersburg Open 2019
3 943 2019-07-21 3/36 100% 3.20 RR Moscow Open Riichi Marathon 2019
4 205 2019-06-02 32/40 100% 2.90 RR Summer Cup 2019
5 855 2019-05-04 13/84 100% 4.20 EMA Haru Shanten 2019
6 741 2018-07-15 8/28 43% 3.00 RR Moscow Open Riichi Marathon
7 916 2017-12-11 8/84 0% 3.40 EMA VI Russian Riichi Championship 2017
8 1000 2017-10-07 1/16 0% 1.40 RR Red Dragon tournament 2017
9 926 2017-09-24 3/28 0% 2.60 RR Moscow Riichi Half Marathon 2017
10 852 2017-09-03 5/28 0% 2.30 EMA Riichi Open Bratislava 2017
11 296 2017-08-06 20/28 0% 2.30 EMA Ivanovo Region Riichi 2017
12 371 2017-07-09 23/36 0% 3.20 RR Moscow Open Riichi Marathon 2017
13 957 2017-06-04 2/24 0% 2.90 EMA Prague Open 2017
14 533 2017-02-12 8/16 0% 2.30 RR February mini-tournament glhf; 2017
15 197 2016-12-04 58/72 0% 3.25 EMA Saint Petersburg Riichi Open 2016
16 885 2016-09-11 11/88 0% 3.45 EMA V Russian Riichi Championship 2016
17 957 2016-07-03 2/24 0% 1.40 RR Tournament of 4 winds. South cup 2016
18 391 2016-05-28 15/24 0% 1.60 RR May tournament glhf; 2016
19 800 2016-04-17 4/16 0% 1.20 RR Riichi mahjong league tournament 2016 (JPML-A rules)
20 179 2016-02-22 33/40 0% 2.60 EMA Ivanovo Region Riichi Championship 2016
21 275 2015-10-18 38/52 0% 2.90 EMA Russian Open Riichi Championship 2015
22 744 2015-03-08 12/44 0% 2.50 EMA Moscow Riichi Championship 2015
23 870 2015-03-01 4/24 0% 1.40 EMA Crimean Riichi Open 2015
24 1000 2014-12-07 1/64 0% 3.15 EMA Russian Open Riichi Championship 2014
25 429 2014-09-21 37/64 0% 3.15 RR "Japanese House" riichi mahjong cup 2014
26 1000 2014-06-29 1/16 0% 1.20 RR "Haku no Ten" summer riichi mahjong tournament 2014
27 944 2013-12-08 5/72 0% 3.25 EMA Russian Riichi Championship 2013
28 889 2013-11-24 4/28 0% 1.50 EMA Crimean Riichi Open 2013
29 800 2013-05-19 12/56 0% 3.00 RR "Japanese House" riichi mahjong cup 2013
30 407 2013-02-17 17/28 0% 2.30 EMA Saint Petersburg Riichi tournament
31 895 2012-08-12 3/20 0% 1.30 EMA Russian Open Riichi Championship 2012