Pogosyan Tamara

From Saint Petersburg, Russia

EMA: 15990121

Player page

Internal rating (RR)

Rating date April 13, 2021 (latest changes April 13, 2021).

84 place (248.85).

max_coefficients = (4.05 * 0.71 + 2.90 * 0.86 + 3.85 * 0.57 + 3.45 * 0.57) = 9.549725

p1 = (435.90 * 2.90 * 0.14 + 777.78 * 3.45 * 0.57 + 0 + 0 + 0) / (2.90 * 0.14 + 3.45 * 0.57 + 1 + 1 + 1) = 318.2292498338204

p2 = (777.78 * 3.45 * 0.57 + 435.90 * 2.90 * 0.14) / max_coefficients = 179.47113660341006

score = 318.2292498338204 * 0.5 + 179.47113660341006 * 0.5 = 248.85019321861523

Rating changes

Show

Date Place Points Reason
2021-04-02 82 -> 84 262.50 -> 248.85

Summer Cup 2019: 29% -> 14%

2021-03-26 82 259.06 -> 262.50
2021-03-24 75 -> 82 293.12 -> 259.06

Saint Petersburg Open 2019: 71% -> 57%

2021-03-17 76 -> 75 293.12
2021-03-08 79 -> 76 288.72 -> 293.12
2021-03-04 81 -> 79 284.46 -> 288.72
2021-02-25 82 -> 81 284.46
2021-02-15 83 -> 82 279.29 -> 284.46
2021-02-10 84 -> 83 279.29
2021-02-02 81 -> 84 289.37 -> 279.29

Summer Cup 2019: 43% -> 29%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 778 2019-11-24 15/64 57% 3.45 EMA Saint Petersburg Open 2019
2 436 2019-06-02 23/40 14% 2.90 RR Summer Cup 2019
3 974 2018-12-23 2/40 0% 2.90 RR North Cup 2018
4 261 2018-09-23 18/24 0% 2.50 RR West cup 2018
5 359 2017-10-01 26/40 0% 1.80 RR Saint Petersburg championship. Northern cup 2017
6 923 2017-06-03 4/40 0% 1.80 RR Saint Petersburg championship. West cup 2017
7 953 2017-03-18 3/44 0% 1.90 RR Saint Petersburg championship. South cup 2017
8 577 2016-12-04 31/72 0% 3.25 EMA Saint Petersburg Riichi Open 2016
9 1000 2016-10-16 1/32 0% 1.60 RR Tournament of 4 winds. West cup 2016
10 667 2016-09-11 30/88 0% 3.45 EMA V Russian Riichi Championship 2016
11 1000 2015-12-13 1/24 0% 1.40 EMA Tri Nitro Tournament 2015 - 4th detonation
12 593 2013-02-17 12/28 0% 2.30 RR Saint Petersburg Riichi tournament