Grishin Viktor

Russian Champion 2014

From Vidnoye, Russia

EMA: 15990097

Player page

Online rating

Rating date March 7, 2023 (latest changes March 7, 2023).

12 place (641.15).

max_coefficients = (2.80 * 1 + 3.25 * 0.71 + 2.30 * 1) = 7.421475

p1 = (956.52 * 1.60 * 0.29 + 744.19 * 2.50 * 0.43 + 800 * 1.40 * 0.57 + 572.82 * 3.45 * 0.29 + 632.18 * 3.25 * 0.71 + 914.89 * 2.60 * 0.71) / (1.60 * 0.29 + 2.50 * 0.43 + 1.40 * 0.57 + 3.45 * 0.29 + 3.25 * 0.71 + 2.60 * 0.71) = 748.1669313616892

p2 = (914.89 * 2.60 * 0.71 + 632.18 * 3.25 * 0.71 + 744.19 * 2.50 * 0.43) / max_coefficients = 534.141797957953

score = 748.1669313616892 * 0.5 + 534.141797957953 * 0.5 = 641.1543646598211

Rating changes

Show

all results
Date Place Points Reason
2023-03-07 12 646.81 -> 641.15

北斗 Tournament 2: RESURRECTION: 14% -> 0%
2023-02-13 12 649.58 -> 646.81

NightJongers TAG Tournament: 43% -> 29%
2023-02-12 10 -> 12 675.74 -> 649.58

Demons of autumn wind: 86% -> 71%
2023-02-10 10 676.25 -> 675.74

北斗 Tournament 3: STAR EATER: 71% -> 57%
2023-01-25 10 693.42 -> 676.25

Demons of spring wind: 57% -> 43%
2023-01-16 11 -> 10 688.30 -> 693.42

Riichi Online Open Team Cup: 43% -> 29%
2023-01-14 11 685.80 -> 688.30

Winter Team Fight: 86% -> 71%
2023-01-12 12 -> 11 685.80
2023-01-07 11 -> 12 689.96 -> 685.80

北斗 Tournament 2: RESURRECTION: 29% -> 14%
2022-12-20 11 688.29 -> 689.96

Demons of winter wind: 14% -> 0%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 915 2021-12-12 5/48 71% 2.60 ONLINE Demons of autumn wind
2 632 2021-11-14 33/88 71% 3.25 ONLINE Winter Team Fight
3 800 2021-10-10 4/16 57% 1.40 ONLINE 北斗 Tournament 3: STAR EATER
4 744 2021-07-25 12/44 43% 2.50 ONLINE Demons of spring wind
5 957 2021-06-13 2/24 29% 1.60 ONLINE NightJongers TAG Tournament
6 573 2021-05-16 45/104 29% 3.45 ONLINE Riichi Online Open Team Cup
7 968 2021-03-07 2/32 0% 2.85 ONLINE 北斗 Tournament 2: RESURRECTION
8 667 2020-12-20 14/40 0% 2.60 ONLINE Demons of winter wind
9 368 2020-09-27 13/20 0% 1.90 ONLINE IORMC Qualifiers 2020
10 444 2020-05-24 76/136 0% 3.69 ONLINE Riichi Online Open Team Cup
11 921 2020-04-12 12/140 0% 3.70 ONLINE Corona go away
12 1000 2020-02-16 1/144 0% 3.71 ONLINE Riichi Online Open Team Cup 2020
13 614 2019-02-17 33/84 0% 3.20 ONLINE Riichi Online Open Team Cup
14 696 2018-09-30 8/24 0% 2.00 ONLINE IORMC Qualifiers 2018
15 186 2018-07-01 49/60 0% 2.90 ONLINE Summer online tournament 2018
16 630 2017-10-14 11/28 0% 1.70 ONLINE IORMC Qualifiers 2017