Zayakin Vladimir

From Perm, Russia

EMA: 15020030

Player page

Common russian riichi rating (CRR)

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

150 place (73.17).

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

p1 = (277.11 * 4.20 * 0.14 + 158.73 * 3.85 * 0.57 + 0 + 0 + 0) / (4.20 * 0.14 + 3.85 * 0.57 + 1 + 1 + 1) = 88.87823767644184

p2 = (158.73 * 3.85 * 0.57 + 277.11 * 4.20 * 0.14) / max_coefficients = 57.463064236014354

score = 88.87823767644184 * 0.5 + 57.463064236014354 * 0.5 = 73.1706509562281

Rating changes

Show

Date Place Points Reason
2021-04-15 151 -> 150 71.43 -> 73.17
2021-04-02 151 71.19 -> 71.43
2021-03-31 155 -> 151 71.19
2021-03-26 156 -> 155 70.49 -> 71.19
2021-03-24 159 -> 156 69.82 -> 70.49
2021-03-21 160 -> 159 69.82
2021-03-17 166 -> 160 69.82
2021-03-08 166 68.82 -> 69.82
2021-03-04 160 -> 166 90.26 -> 68.82

Haru Shanten 2019: 29% -> 14%

Aki Shanten 2019: 71% -> 57%

2021-03-03 162 -> 160 90.26

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 159 2019-11-04 54/64 57% 3.85 EMA Aki Shanten 2019
2 277 2019-05-04 61/84 14% 4.20 EMA Haru Shanten 2019
3 462 2018-11-18 50/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
4 1000 2018-08-11 1/28 0% 1.70 RR Natsu Shanten 2018
5 1000 2018-05-01 1/72 0% 3.85 EMA Haru Shanten 2018
6 444 2018-02-17 16/28 0% 1.70 RR Fuyu Shanten
7 239 2017-11-12 55/72 0% 3.25 EMA Perm Riichi 2017 Aki Shanten
8 0 2017-06-03 32/32 0% 1.60 RR "Summer shanten" tournament, Perm 2017
9 963 2017-03-25 2/28 0% 1.50 RR "Spring shanten" tournament, Perm 2017
10 775 2016-12-04 17/72 0% 3.25 EMA Saint Petersburg Riichi Open 2016
11 184 2016-09-11 72/88 0% 3.45 EMA V Russian Riichi Championship 2016