Tyurnin Alexey

From Perm, Russia

EMA: 15020056

Player page

Common russian riichi rating (CRR)

Rating date April 19, 2021 (latest changes April 16, 2021).

34 place (501.97).

max_coefficients = (2.90 * 0.86 + 4.05 * 0.57 + 3.85 * 0.57 + 3.45 * 0.57) = 8.970979999999999

p1 = (285.71 * 3.20 * 0.29 + 296.30 * 2.60 * 0.43 + 621.62 * 4.05 * 0.57 + 871.79 * 2.90 * 0.86 + 0) / (3.20 * 0.29 + 2.60 * 0.43 + 4.05 * 0.57 + 2.90 * 0.86 + 1) = 536.1084569437277

p2 = (871.79 * 2.90 * 0.86 + 621.62 * 4.05 * 0.57 + 296.30 * 2.60 * 0.43 + 285.71 * 3.20 * 0.29) / max_coefficients = 467.8251428494992

score = 536.1084569437277 * 0.5 + 467.8251428494992 * 0.5 = 501.96679989661345

Rating changes

Show

Date Place Points Reason
2021-04-15 32 -> 34 509.57 -> 501.97

VIII Russian Riichi Championship: 71% -> 57%

2021-04-02 33 -> 32 507.45 -> 509.57
2021-03-26 34 -> 33 501.30 -> 507.45
2021-03-24 35 -> 34 495.31 -> 501.30
2021-03-22 36 -> 35 495.31
2021-03-21 37 -> 36 495.13 -> 495.31

Moscow Open Riichi Marathon 2019: 43% -> 29%

2021-03-09 38 -> 37 495.13
2021-03-08 33 -> 38 511.27 -> 495.13

Big open chiitoitsu in a small tenpai: 100% -> 86%

And yet the sinner collects tanyao: 57% -> 43%

2021-03-04 35 -> 33 501.61 -> 511.27
2021-02-15 36 -> 35 507.88 -> 501.61

VIII Russian Riichi Championship: 86% -> 71%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 872 2020-03-08 6/40 86% 2.90 EMA Big open chiitoitsu in a small tenpai
2 622 2019-12-15 43/112 57% 4.05 EMA VIII Russian Riichi Championship
3 296 2019-09-08 20/28 43% 2.60 RR And yet the sinner collects tanyao
4 286 2019-07-21 26/36 29% 3.20 RR Moscow Open Riichi Marathon 2019
5 579 2019-02-10 9/20 0% 2.10 RR Fuyu Shanten 2019
6 909 2019-01-05 6/56 0% 3.00 EMA Snow Dragon
7 74 2018-08-11 26/28 0% 1.70 RR Natsu Shanten 2018
8 783 2018-07-28 6/24 0% 1.40 RR Seven ryanmens
9 366 2018-05-01 46/72 0% 3.85 EMA Haru Shanten 2018
10 370 2018-02-17 18/28 0% 1.70 RR Fuyu Shanten
11 254 2017-11-12 54/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten
12 148 2017-03-25 24/28 0% 1.50 RR "Spring shanten" tournament, Perm 2017