Kozlovskaya Yana

From Saint Petersburg, Russia

EMA: 15020050

Player page

Internal rating (RR)

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

21 place (694.49).

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

p1 = (222.22 * 1.70 * 0.14 + 380.28 * 3.85 * 0.29 + 42.25 * 3.55 * 0.43 + 481.48 * 3 * 0.43 + 604.40 * 3.80 * 0.71 + 526.32 * 2.10 * 1 + 826.09 * 2.50 * 1 + 963.86 * 4.20 * 1 + 871.79 * 2.90 * 1 + 142.86 * 3.20 * 1 + 629.63 * 2.30 * 1 + 481.48 * 2.60 * 1 + 809.52 * 3.45 * 1 + 870.97 * 2.70 * 1) / (1.70 * 0.14 + 3.85 * 0.29 + 3.55 * 0.43 + 3 * 0.43 + 3.80 * 0.71 + 2.10 * 1 + 2.50 * 1 + 4.20 * 1 + 2.90 * 1 + 3.20 * 1 + 2.30 * 1 + 2.60 * 1 + 3.45 * 1 + 2.70 * 1) = 635.2268483381379

p2 = (963.86 * 4.20 * 1 + 809.52 * 3.45 * 1 + 871.79 * 2.90 * 1 + 870.97 * 2.70 * 1) / max_coefficients = 753.7536977491961

score = 635.2268483381379 * 0.5 + 753.7536977491961 * 0.5 = 694.490273043667

Rating changes

Show

Date Place Points Reason
2020-02-01 21 694.49

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 871 2020-01-26 5/32 100% 2.70 RR The last chance: back to 2019
2 162 2019-12-15 94/112 100% 4.05 EMA VIII Russian Riichi Championship
3 810 2019-11-24 13/64 100% 3.45 EMA Saint Petersburg Open 2019
4 73 2019-10-20 52/56 100% 3.03 EMA Tri Nitro Tournament 2019 - 7th Detonation
5 481 2019-09-08 15/28 100% 2.60 RR And yet the sinner collects tanyao
6 630 2019-08-25 11/28 100% 2.30 EMA Riichi Open Bratislava 2019
7 143 2019-07-21 31/36 100% 3.20 RR Moscow Open Riichi Marathon 2019
8 872 2019-06-02 6/40 100% 2.90 RR Summer Cup 2019
9 964 2019-05-04 4/84 100% 4.20 EMA Haru Shanten 2019
10 826 2019-03-09 5/24 100% 2.50 RR Toi-Toi-man Tournament
11 526 2019-02-10 10/20 100% 2.10 RR Fuyu Shanten 2019
12 604 2018-11-18 37/92 71% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
13 481 2018-07-15 15/28 43% 3.00 RR Moscow Open Riichi Marathon
14 42 2018-06-11 69/72 43% 3.55 EMA RCR Saint Petersburg South Cup 2018
15 380 2018-05-01 45/72 29% 3.85 EMA Haru Shanten 2018
16 222 2018-02-17 22/28 14% 1.70 RR Fuyu Shanten
17 789 2017-12-24 5/20 0% 2.10 EMA Tyumen Riichi Open 2017
18 423 2017-11-12 42/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten
19 677 2017-06-03 11/32 0% 1.60 RR "Summer shanten" tournament, Perm 2017
20 452 2017-04-16 18/32 0% 2.20 RR Second riichi mahjong tournament, Chelyabinsk 2017
21 1000 2017-03-25 1/28 0% 1.50 RR "Spring shanten" tournament, Perm 2017
22 714 2017-01-05 11/36 0% 2.50 RR Quick discard 2017
23 516 2016-05-03 16/32 0% 2.40 RR Siberia Cup 2016