Dementyeva Svetlana

From Perm, Russia

EMA: 15020061

Player page

Internal rating (RR)

Rating date April 20, 2019 (latest changes April 20, 2019).

164 place (292.17).

max_coefficients = (3.85 * 1 + 3.80 * 1 + 3.55 * 1 + 3.45 * 1) = 14.649999999999999

p1 = (645.16 * 1.60 * 0.14 + 154.93 * 3.25 * 0.57 + 296.30 * 1.70 * 0.71 + 98.59 * 3.85 * 1 + 333.33 * 1.70 * 1 + 340.66 * 3.80 * 1 + 789.47 * 2.10 * 1) / (1.60 * 0.14 + 3.25 * 0.57 + 1.70 * 0.71 + 3.85 * 1 + 1.70 * 1 + 3.80 * 1 + 2.10 * 1) = 318.2149152542373

p2 = (789.47 * 2.10 * 1 + 340.66 * 3.80 * 1 + 333.33 * 1.70 * 1 + 98.59 * 3.85 * 1) / max_coefficients = 266.1194539249147

score = 318.2149152542373 * 0.5 + 266.1194539249147 * 0.5 = 292.167184589576

Rating changes

Show

Date Place Points Reason
2019-04-17 162 -> 164 293.77 -> 292.17

Fuyu Shanten: 86% -> 71%

2019-04-16 164 -> 162 293.77
2019-04-11 166 -> 164 293.77
2019-04-03 167 -> 166 296.23 -> 293.77

"Summer shanten" tournament, Perm 2017: 29% -> 14%

2019-03-25 168 -> 167 296.23
2019-03-18 169 -> 168 296.23
2019-03-17 165 -> 169 296.23
2019-03-12 166 -> 165 293.74 -> 296.23

Perm Riichi 2017 Aki Shanten: 71% -> 57%

2019-03-11 167 -> 166 293.74
2019-03-09 166 -> 167 293.74

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 789 2019-02-10 5/20 100% 2.10 RR Fuyu Shanten 2019
2 341 2018-11-18 61/92 100% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
3 333 2018-08-11 19/28 100% 1.70 RR Natsu Shanten 2018
4 99 2018-05-01 65/72 100% 3.85 EMA Haru Shanten 2018
5 296 2018-02-17 20/28 71% 1.70 RR Fuyu Shanten
6 155 2017-11-12 61/72 57% 3.25 EMA Perm Riichi 2017 Aki Shanten
7 645 2017-06-03 12/32 14% 1.60 RR "Summer shanten" tournament, Perm 2017