Bykova Yulia

From Arkhangelsk, Russia

EMA: 15990258

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Common russian riichi rating (CRR)

Rating date Nov. 20, 2023 (latest changes Nov. 20, 2023).

193 place (42.74).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.80 * 1) = 14.149820000000002

p1 = (333.33 * 3.45 * 0.14 + 81.08 * 4.05 * 0.57 + 0 + 0 + 0) / (3.45 * 0.14 + 4.05 * 0.57 + 1 + 1 + 1) = 60.611226629126904

p2 = (81.08 * 4.05 * 0.57 + 333.33 * 3.45 * 0.14) / max_coefficients = 24.87522809477435

score = 60.611226629126904 * 0.5 + 24.87522809477435 * 0.5 = 42.74322736195063

Rating changes

Show

all results
Date Place Points Reason
2023-11-06 188 -> 193 76.15 -> 42.74

Kirov Tournament: 14% -> 0%
2023-11-05 177 -> 188 76.15
2023-10-22 174 -> 177 76.15
2023-10-12 174 76.07 -> 76.15

Moscow Riichi 2022: 71% -> 57%
2023-09-28 173 -> 174 90.30 -> 76.07

Saint Petersburg Open 2021: 29% -> 14%
2023-09-09 174 -> 173 90.30
2023-09-06 172 -> 174 111.60 -> 90.30

Kirov Tournament: 29% -> 14%
2023-09-03 155 -> 172 114.69 -> 111.60
2023-08-27 150 -> 155 114.69
2023-08-26 148 -> 150 114.69

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 81 2022-06-12 103/112 57% 4.05 RR Moscow Riichi 2022
2 333 2021-11-28 51/76 14% 3.45 RR Saint Petersburg Open 2021
3 509 2021-11-06 28/56 0% 3.30 RR Kirov Tournament
4 604 2019-12-15 45/112 0% 4.05 EMA VIII Russian Riichi Championship
5 683 2019-11-04 21/64 0% 3.85 EMA Aki Shanten 2019
6 909 2019-09-22 2/12 0% 2.50 CRR Reversed Chun
7 852 2019-08-04 5/28 0% 2.30 EMA Finnish Riichi Mahjong Championship 2019
8 636 2019-03-31 5/12 0% 2.20 CRR Spring Tournament
9 933 2018-12-02 2/16 0% 2.30 RR Arkhangelsk Championship
10 613 2018-10-28 13/32 0% 2.70 EMA Tsukimi 2018
11 870 2018-09-23 4/24 0% 2.50 RR West cup 2018
12 28 2018-06-11 70/72 0% 3.55 EMA RCR Saint Petersburg South Cup 2018
13 507 2018-05-01 36/72 0% 3.85 EMA Haru Shanten 2018
14 1000 2018-02-25 1/16 0% 1.40 CRR Winter riichi tournament
15 928 2017-12-11 7/84 0% 3.40 EMA VI Russian Riichi Championship 2017
16 933 2017-11-26 2/16 0% 1.60 RR Arkhangelsk riichi mahjong championship 2017
17 519 2017-08-06 14/28 0% 2.30 EMA Ivanovo Region Riichi 2017
18 310 2016-12-04 50/72 0% 3.25 EMA Saint Petersburg Riichi Open 2016
19 867 2016-11-27 3/16 0% 1.60 RR Arkhangelsk riichi mahjong tournament 2016
20 69 2016-09-11 82/88 0% 3.45 EMA V Russian Riichi Championship 2016
21 182 2016-03-13 82/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016
22 949 2016-02-22 3/40 0% 2.60 EMA Ivanovo Region Riichi Championship 2016
23 1000 2016-01-07 1/16 0% 1.20 RR Riichi mahjong tournament
24 933 2015-11-29 2/16 0% 1.60 RR Arkhangelsk riichi mahjong championship
25 98 2015-10-18 47/52 0% 2.90 EMA Russian Open Riichi Championship 2015
26 467 2015-07-12 9/16 0% 1.20 RR "Haku no Ten" summer riichi mahjong tournament 2015