Bykova Yulia

From Moscow, Russia

EMA: 15990258

Player page

Common russian riichi rating (CRR)

Rating date Jan. 30, 2026 (latest changes Jan. 30, 2026).

31 place (644.83).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95

p1 = (372.55 * 3.05 * 0.14 + 705.88 * 3.05 * 0.43 + 921.35 * 3.75 * 0.71 + 803.92 * 3.05 * 1 + 614.04 * 3.90 * 1) / (3.05 * 0.14 + 3.05 * 0.43 + 3.75 * 0.71 + 3.05 * 1 + 3.90 * 1) = 738.6556099791588

p2 = (921.35 * 3.75 * 0.71 + 803.92 * 3.05 * 1 + 614.04 * 3.90 * 1 + 705.88 * 3.05 * 0.43) / max_coefficients = 550.9966555183946

score = 738.6556099791588 * 0.5 + 550.9966555183946 * 0.5 = 644.8261327487767

Rating changes

Show

all results
Date Place Points Reason
2026-01-26 32 -> 31 644.83
2026-01-25 31 -> 32 644.83
2026-01-12 32 -> 31 644.83
2026-01-10 33 -> 32 638.07 -> 644.83

Agari Spring Tournament 2024: 29% -> 14%
2026-01-03 32 -> 33 638.07
2025-12-13 29 -> 32 658.83 -> 638.07

Moscow Riichi 2024: 86% -> 71%
2025-12-09 28 -> 29 668.64 -> 658.83

Agari Summer Tournament 2024: 57% -> 43%
2025-12-07 27 -> 28 668.64
2025-11-30 26 -> 27 668.64
2025-11-10 29 -> 26 662.70 -> 668.64

Agari Spring Tournament 2024: 43% -> 29%

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 614 2025-11-04 23/58 100% 3.90 RR XI Russian Championship Moscow
2 804 2025-02-02 11/52 100% 3.05 RR Agari Winter Tournament 2025 Moscow
3 921 2024-10-13 8/90 71% 3.75 RR Moscow Riichi 2024 Moscow
4 706 2024-06-09 16/52 43% 3.05 RR Agari Summer Tournament 2024 Moscow
5 373 2024-03-10 33/52 14% 3.05 RR Agari Spring Tournament 2024 Moscow
6 81 2022-06-12 103/112 0% 4.05 RR Moscow Riichi 2022 Moscow
7 333 2021-11-28 51/76 0% 3.45 RR Saint Petersburg Open 2021 Saint Petersburg
8 509 2021-11-06 28/56 0% 3.30 RR Kirov Tournament Kirov
9 604 2019-12-15 45/112 0% 4.05 EMA VIII Russian Riichi Championship Moscow
10 683 2019-11-04 21/64 0% 3.85 EMA Aki Shanten 2019 Perm
11 909 2019-09-22 🥈 2/12 0% 2.50 CRR Reversed Chun Arkhangelsk
12 852 2019-08-04 5/28 0% 2.30 EMA Finnish Riichi Mahjong Championship 2019 Finland
13 636 2019-03-31 5/12 0% 2.20 CRR Spring Tournament Arkhangelsk
14 933 2018-12-02 🥈 2/16 0% 2.30 RR Arkhangelsk Championship Arkhangelsk
15 613 2018-10-28 13/32 0% 2.70 EMA Tsukimi 2018 Vologda
16 870 2018-09-23 4/24 0% 2.50 RR West cup 2018 Saint Petersburg
17 28 2018-06-11 70/72 0% 3.55 EMA RCR Saint Petersburg South Cup 2018 Saint Petersburg
18 507 2018-05-01 36/72 0% 3.85 EMA Haru Shanten 2018 Perm
19 1000 2018-02-25 🥇 1/16 0% 1.40 CRR Winter riichi tournament Arkhangelsk
20 928 2017-12-11 7/84 0% 3.40 EMA VI Russian Riichi Championship 2017 Saint Petersburg
21 933 2017-11-26 🥈 2/16 0% 1.60 RR Arkhangelsk riichi mahjong championship 2017 Arkhangelsk
22 519 2017-08-06 14/28 0% 2.30 EMA Ivanovo Region Riichi 2017 Ivanovo
23 310 2016-12-04 50/72 0% 3.25 EMA Saint Petersburg Riichi Open 2016 Saint Petersburg
24 867 2016-11-27 🥉 3/16 0% 1.60 RR Arkhangelsk riichi mahjong tournament 2016 Arkhangelsk
25 69 2016-09-11 82/88 0% 3.45 EMA V Russian Riichi Championship 2016 Moscow
26 182 2016-03-13 82/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016 Moscow
27 949 2016-02-22 🥉 3/40 0% 2.60 EMA Ivanovo Region Riichi Championship 2016 Ivanovo
28 1000 2016-01-07 🥇 1/16 0% 1.20 RR Riichi mahjong tournament Arkhangelsk
29 933 2015-11-29 🥈 2/16 0% 1.60 RR Arkhangelsk riichi mahjong championship Arkhangelsk
30 98 2015-10-18 47/52 0% 2.90 EMA Russian Open Riichi Championship 2015 Vologda
31 467 2015-07-12 9/16 0% 1.20 RR "Haku no Ten" summer riichi mahjong tournament 2015 Vologda