Shifrin Andrey

From Moscow, Russia

EMA: 15990156

Player page

Internal rating (RR)

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

103 place (394.47).

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

p1 = (695.65 * 3.18 * 0.43 + 340.43 * 3.10 * 0.57 + 957.45 * 3.10 * 0.86 + 0 + 0) / (3.18 * 0.43 + 3.10 * 0.57 + 3.10 * 0.86 + 1 + 1) = 525.5992005439915

p2 = (957.45 * 3.10 * 0.86 + 695.65 * 3.18 * 0.43 + 340.43 * 3.10 * 0.57) / max_coefficients = 263.3504823151125

score = 525.5992005439915 * 0.5 + 263.3504823151125 * 0.5 = 394.47484142955204

Rating changes

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all results
Date Place Points Reason
2020-02-01 103 394.47

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 957 2019-01-13 3/48 86% 3.10 RR Agari team tournament 2019
2 340 2018-08-19 32/48 57% 3.10 RR Moscow Riichi Open 2018
3 696 2018-07-22 8/24 43% 3.18 RR Winner tournament. Agari season event
4 530 2017-12-11 40/84 0% 3.40 EMA VI Russian Riichi Championship 2017
5 79 2017-10-22 59/64 0% 3.45 EMA Moscow Riichi Open 2017
6 778 2017-08-06 7/28 0% 2.30 EMA Ivanovo Region Riichi 2017
7 857 2017-07-09 6/36 0% 3.20 RR Moscow Open Riichi Marathon 2017
8 239 2016-12-04 55/72 0% 3.25 EMA Saint Petersburg Riichi Open 2016
9 517 2016-09-11 43/88 0% 3.45 EMA V Russian Riichi Championship 2016
10 538 2016-02-22 19/40 0% 2.60 EMA Ivanovo Region Riichi Championship 2016
11 804 2015-10-18 11/52 0% 2.90 EMA Russian Open Riichi Championship 2015
12 343 2015-08-22 24/36 0% 1.70 EMA Nizhny Novgorod Riichi Championship 2015
13 913 2015-03-01 3/24 0% 1.40 EMA Crimean Riichi Open 2015
14 286 2014-12-07 46/64 0% 3.15 EMA Russian Open Riichi Championship 2014
15 739 2014-10-18 7/24 0% 1.40 EMA Vologda Riichi Championship 2014
16 651 2014-09-21 23/64 0% 3.15 RR "Japanese House" riichi mahjong cup 2014
17 333 2014-02-15 51/76 0% 2.50 RR Moscow Riichi 2014
18 479 2013-12-08 38/72 0% 3.25 EMA Russian Riichi Championship 2013