Zayakin Vladimir

From Perm, Russia

EMA: 15020030

Player page

Internal rating (RR)

Rating date June 10, 2023 (latest changes May 30, 2023).

83 place (319.12).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.71 + 3.10 * 0.57) = 12.52139

p1 = (158.73 * 3.85 * 0.14 + 706.67 * 4.20 * 1 + 0 + 0 + 0) / (3.85 * 0.14 + 4.20 * 1 + 1 + 1 + 1) = 394.2277357965927

p2 = (706.67 * 4.20 * 1 + 158.73 * 3.85 * 0.14) / max_coefficients = 244.00885205236798

score = 394.2277357965927 * 0.5 + 244.00885205236798 * 0.5 = 319.1182939244803

Rating changes

Show

all results
Date Place Points Reason
2023-05-30 84 -> 83 319.12
2023-05-28 86 -> 84 317.20 -> 319.12
2023-05-20 86 312.66 -> 317.20
2023-05-06 87 -> 86 312.66
2023-04-30 92 -> 87 308.16 -> 312.66

Aki Shanten 2019: 29% -> 14%
2023-04-19 93 -> 92 306.02 -> 308.16
2023-03-30 98 -> 93 306.02
2023-03-28 100 -> 98 303.89 -> 306.02
2023-03-20 102 -> 100 299.86 -> 303.89
2023-03-06 107 -> 102 299.86

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 707 2022-11-06 23/76 100% 4.20 RR IX Russian Riichi Championship
2 159 2019-11-04 54/64 14% 3.85 EMA Aki Shanten 2019
3 277 2019-05-04 61/84 0% 4.20 EMA Haru Shanten 2019
4 462 2018-11-18 50/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
5 1000 2018-08-11 1/28 0% 1.70 RR Natsu Shanten 2018
6 1000 2018-05-01 1/72 0% 3.85 EMA Haru Shanten 2018
7 444 2018-02-17 16/28 0% 1.70 RR Fuyu Shanten
8 239 2017-11-12 55/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten
9 0 2017-06-03 32/32 0% 1.60 RR "Summer shanten" tournament, Perm 2017
10 963 2017-03-25 2/28 0% 1.50 RR "Spring shanten" tournament, Perm 2017
11 775 2016-12-04 17/72 0% 3.25 EMA Saint Petersburg Riichi Open 2016
12 184 2016-09-11 72/88 0% 3.45 EMA V Russian Riichi Championship 2016