Matveeva Alyona

From Barnaul, Russia

EMA: 15020090

Player page

Common russian riichi rating (CRR)

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

22 place (686.54).

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

p1 = (956.52 * 2.20 * 0.57 + 368.42 * 1.30 * 0.71 + 868.13 * 3.80 * 0.71 + 963.64 * 3 * 0.86 + 734.94 * 4.20 * 1 + 777.78 * 2.30 * 1 + 301.59 * 3.85 * 1 + 1000 * 2.10 * 1) / (2.20 * 0.57 + 1.30 * 0.71 + 3.80 * 0.71 + 3 * 0.86 + 4.20 * 1 + 2.30 * 1 + 3.85 * 1 + 2.10 * 1) = 728.6413393496712

p2 = (734.94 * 4.20 * 1 + 963.64 * 3 * 0.86 + 868.13 * 3.80 * 0.71 + 1000 * 2.10 * 1) / max_coefficients = 644.4347266881028

score = 728.6413393496712 * 0.5 + 644.4347266881028 * 0.5 = 686.5380330188871

Rating changes

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all results
Date Place Points Reason
2020-02-01 22 686.54

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 1000 2020-01-05 1/20 100% 2.10 EMA Snow Dragon Tournament
2 302 2019-11-04 45/64 100% 3.85 EMA Aki Shanten 2019
3 778 2019-08-25 7/28 100% 2.30 RR The Green dragon tournament
4 735 2019-05-04 23/84 100% 4.20 EMA Haru Shanten 2019
5 964 2019-01-05 3/56 86% 3.00 EMA Snow Dragon
6 868 2018-11-18 13/92 71% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
7 368 2018-10-21 13/20 71% 1.30 CRR Awakening of the rising sun dragon
8 957 2018-08-12 2/24 57% 2.20 RR Siberian riichi
9 839 2018-01-05 6/32 0% 2.20 RR Russian riichi championship by JPML-B rules
10 857 2017-01-05 6/36 0% 2.50 RR Quick discard 2017
11 806 2016-05-03 7/32 0% 2.40 RR Siberia Cup 2016
12 222 2016-03-13 78/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016
13 930 2016-01-05 4/44 0% 1.90 RR Eighth winter tournament