Bykova Yulia
From Arkhangelsk, Russia
EMA: 15990258
Internal rating (RR)
Rating date Feb. 1, 2020 (latest changes Feb. 1, 2020).
36 place (612.98).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.85 * 1 + 3.45 * 1) = 15.55
p1 = (507.04 * 3.85 * 0.29 + 28.17 * 3.55 * 0.43 + 869.57 * 2.50 * 0.57 + 612.90 * 2.70 * 0.71 + 933.33 * 2.30 * 0.86 + 851.85 * 2.30 * 1 + 682.54 * 3.85 * 1 + 603.60 * 4.05 * 1) / (3.85 * 0.29 + 3.55 * 0.43 + 2.50 * 0.57 + 2.70 * 0.71 + 2.30 * 0.86 + 2.30 * 1 + 3.85 * 1 + 4.05 * 1) = 655.4487996224776
p2 = (682.54 * 3.85 * 1 + 603.60 * 4.05 * 1 + 851.85 * 2.30 * 1 + 933.33 * 2.30 * 0.86) / max_coefficients = 570.5170418006431
score = 655.4487996224776 * 0.5 + 570.5170418006431 * 0.5 = 612.9829207115604
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2020-02-01 | 36 | 612.98 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 604 |
|
45/112 | 100% | 4.05 | EMA | VIII Russian Riichi Championship |
2 | 683 |
|
21/64 | 100% | 3.85 | EMA | Aki Shanten 2019 |
3 | 852 |
|
5/28 | 100% | 2.30 | EMA | Finnish Riichi Mahjong Championship 2019 |
4 | 933 |
|
2/16 | 86% | 2.30 | RR | Arkhangelsk Championship |
5 | 613 |
|
13/32 | 71% | 2.70 | EMA | Tsukimi 2018 |
6 | 870 |
|
4/24 | 57% | 2.50 | RR | West cup 2018 |
7 | 28 |
|
70/72 | 43% | 3.55 | EMA | RCR Saint Petersburg South Cup 2018 |
8 | 507 |
|
36/72 | 29% | 3.85 | EMA | Haru Shanten 2018 |
9 | 928 |
|
7/84 | 0% | 3.40 | EMA | VI Russian Riichi Championship 2017 |
10 | 933 |
|
2/16 | 0% | 1.60 | RR | Arkhangelsk riichi mahjong championship 2017 |
11 | 519 |
|
14/28 | 0% | 2.30 | EMA | Ivanovo Region Riichi 2017 |
12 | 310 |
|
50/72 | 0% | 3.25 | EMA | Saint Petersburg Riichi Open 2016 |
13 | 867 |
|
3/16 | 0% | 1.60 | RR | Arkhangelsk riichi mahjong tournament 2016 |
14 | 69 |
|
82/88 | 0% | 3.45 | EMA | V Russian Riichi Championship 2016 |
15 | 182 |
|
82/100 | 0% | 3.40 | RR | "Japanese House" riichi mahjong cup 2016 |
16 | 949 |
|
3/40 | 0% | 2.60 | EMA | Ivanovo Region Riichi Championship 2016 |
17 | 1000 |
|
1/16 | 0% | 1.20 | RR | Riichi mahjong tournament |
18 | 933 |
|
2/16 | 0% | 1.60 | RR | Arkhangelsk riichi mahjong championship |
19 | 98 |
|
47/52 | 0% | 2.90 | EMA | Russian Open Riichi Championship 2015 |
20 | 467 |
|
9/16 | 0% | 1.20 | RR | "Haku no Ten" summer riichi mahjong tournament 2015 |