Bykova Yulia

From Arkhangelsk, Russia

EMA: 15990258

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Internal rating (RR)

Rating date Feb. 1, 2021 (latest changes Feb. 1, 2021).

38 place (486.74).

max_coefficients = (4.05 * 0.86 + 2.90 * 1 + 3.85 * 0.71 + 3.45 * 0.71) = 11.585645

p1 = (851.85 * 2.30 * 0.57 + 682.54 * 3.85 * 0.71 + 603.60 * 4.05 * 0.86 + 0 + 0) / (2.30 * 0.57 + 3.85 * 0.71 + 4.05 * 0.86 + 1 + 1) = 533.9818552298614

p2 = (603.60 * 4.05 * 0.86 + 682.54 * 3.85 * 0.71 + 851.85 * 2.30 * 0.57) / max_coefficients = 439.49214739446967

score = 533.9818552298614 * 0.5 + 439.49214739446967 * 0.5 = 486.7370013121655

Rating changes

Show

all results
Date Place Points Reason
2021-02-01 37 -> 38 612.98 -> 486.74
2020-02-01 37 612.98

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 604 2019-12-15 45/112 86% 4.05 EMA VIII Russian Riichi Championship
2 683 2019-11-04 21/64 71% 3.85 EMA Aki Shanten 2019
3 852 2019-08-04 5/28 57% 2.30 EMA Finnish Riichi Mahjong Championship 2019
4 933 2018-12-02 2/16 0% 2.30 RR Arkhangelsk Championship
5 613 2018-10-28 13/32 0% 2.70 EMA Tsukimi 2018
6 870 2018-09-23 4/24 0% 2.50 RR West cup 2018
7 28 2018-06-11 70/72 0% 3.55 EMA RCR Saint Petersburg South Cup 2018
8 507 2018-05-01 36/72 0% 3.85 EMA Haru Shanten 2018
9 928 2017-12-11 7/84 0% 3.40 EMA VI Russian Riichi Championship 2017
10 933 2017-11-26 2/16 0% 1.60 RR Arkhangelsk riichi mahjong championship 2017
11 519 2017-08-06 14/28 0% 2.30 EMA Ivanovo Region Riichi 2017
12 310 2016-12-04 50/72 0% 3.25 EMA Saint Petersburg Riichi Open 2016
13 867 2016-11-27 3/16 0% 1.60 RR Arkhangelsk riichi mahjong tournament 2016
14 69 2016-09-11 82/88 0% 3.45 EMA V Russian Riichi Championship 2016
15 182 2016-03-13 82/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016
16 949 2016-02-22 3/40 0% 2.60 EMA Ivanovo Region Riichi Championship 2016
17 1000 2016-01-07 1/16 0% 1.20 RR Riichi mahjong tournament
18 933 2015-11-29 2/16 0% 1.60 RR Arkhangelsk riichi mahjong championship
19 98 2015-10-18 47/52 0% 2.90 EMA Russian Open Riichi Championship 2015
20 467 2015-07-12 9/16 0% 1.20 RR "Haku no Ten" summer riichi mahjong tournament 2015