Grishaev Nikita

Russian Champion 2017

From Moscow, Russia

EMA: 15990202

Player page

Internal rating (RR)

Rating date May 24, 2022 (latest changes April 30, 2022).

205 place (126.99).

max_coefficients = (4.05 * 1 + 3.85 * 1 + 3.50 * 1 + 3.45 * 1) = 14.850000000000001

p1 = (0 * 3.10 * 0.29 + 324.32 * 4.05 * 1 + 0 + 0 + 0) / (3.10 * 0.29 + 4.05 * 1 + 1 + 1 + 1) = 165.51973557368186

p2 = (324.32 * 4.05 * 1 + 0 * 3.10 * 0.29) / max_coefficients = 88.45185185185184

score = 165.51973557368186 * 0.5 + 88.45185185185184 * 0.5 = 126.98579371276685

Rating changes

Show

Date Place Points Reason
2022-04-30 198 -> 205 165.91 -> 126.99

Moscow Riichi Open 2018: 14% -> 0%

Agari team tournament 2019: 43% -> 29%

2022-03-30 203 -> 198 165.91

Winner tournament. Agari season event: 14% -> 0%

2022-03-20 180 -> 203 189.28 -> 165.91
2022-02-28 177 -> 180 211.51 -> 189.28

Moscow Riichi Open 2018: 29% -> 14%

Agari team tournament 2019: 57% -> 43%

2022-01-30 169 -> 177 255.78 -> 211.51

RCR Saint Petersburg South Cup 2018: 14% -> 0%

Winner tournament. Agari season event: 29% -> 14%

2021-12-30 168 -> 169 269.90 -> 255.78

Moscow Riichi Open 2018: 43% -> 29%

Agari team tournament 2019: 71% -> 57%

2021-12-19 166 -> 168 269.90
2021-11-30 156 -> 166 291.01 -> 269.90

RCR Saint Petersburg South Cup 2018: 29% -> 14%

Winner tournament. Agari season event: 43% -> 29%

2021-11-28 147 -> 156 291.01
2021-11-06 141 -> 147 291.01

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 324 2019-12-15 76/112 100% 4.05 EMA VIII Russian Riichi Championship
2 0 2019-01-13 48/48 29% 3.10 RR Agari team tournament 2019
3 872 2018-08-19 7/48 0% 3.10 RR Moscow Riichi Open 2018
4 348 2018-07-22 16/24 0% 2.73 RR Winner tournament. Agari season event
5 606 2018-06-11 29/72 0% 3.55 EMA RCR Saint Petersburg South Cup 2018
6 1000 2017-12-11 1/84 0% 3.40 EMA VI Russian Riichi Championship 2017
7 587 2017-10-22 27/64 0% 3.45 EMA Moscow Riichi Open 2017
8 817 2016-12-04 14/72 0% 3.25 EMA Saint Petersburg Riichi Open 2016
9 839 2016-09-11 15/88 0% 3.45 EMA V Russian Riichi Championship 2016
10 859 2016-03-13 15/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016
11 977 2015-03-08 2/44 0% 2.50 EMA Moscow Riichi Championship 2015
12 508 2014-12-07 32/64 0% 3.15 EMA Russian Open Riichi Championship 2014