Pogosyan Tamara

From Saint Petersburg, Russia

EMA: 15990121

Player page

Internal rating (RR)

Rating date March 21, 2023 (latest changes March 20, 2023).

45 place (485.53).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 3.45 * 0.71) = 13.714185

p1 = (777.78 * 3.45 * 0.43 + 760 * 3.45 * 0.71 + 639.64 * 4.05 * 1 + 0 + 0) / (3.45 * 0.43 + 3.45 * 0.71 + 4.05 * 1 + 1 + 1) = 561.7439398859502

p2 = (639.64 * 4.05 * 1 + 760 * 3.45 * 0.71 + 777.78 * 3.45 * 0.43) / max_coefficients = 409.32144345435034

score = 561.7439398859502 * 0.5 + 409.32144345435034 * 0.5 = 485.53269167015026

Rating changes

Show

all results
Date Place Points Reason
2023-03-20 46 -> 45 478.33 -> 485.53
2023-03-06 48 -> 46 478.33
2023-02-28 50 -> 48 478.33
2023-02-19 50 475.69 -> 478.33
2023-01-30 48 -> 50 494.06 -> 475.69

Summer Cup 2019: 14% -> 0%

Saint Petersburg Open 2019: 57% -> 43%
2023-01-28 40 -> 48 537.95 -> 494.06

Saint Petersburg Open 2021: 86% -> 71%
2023-01-06 42 -> 40 537.95
2022-12-30 43 -> 42 537.95
2022-12-19 44 -> 43 535.81 -> 537.95
2022-11-30 41 -> 44 554.45 -> 535.81

Saint Petersburg Open 2019: 71% -> 57%

Summer Cup 2019: 29% -> 14%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 640 2022-06-12 41/112 100% 4.05 RR Moscow Riichi 2022
2 760 2021-11-28 19/76 71% 3.45 RR Saint Petersburg Open 2021
3 778 2019-11-24 15/64 43% 3.45 EMA Saint Petersburg Open 2019
4 436 2019-06-02 23/40 0% 2.90 RR Summer Cup 2019
5 974 2018-12-23 2/40 0% 2.90 RR North Cup 2018
6 261 2018-09-23 18/24 0% 2.50 RR West cup 2018
7 359 2017-10-01 26/40 0% 1.80 RR Saint Petersburg championship. Northern cup 2017
8 923 2017-06-03 4/40 0% 1.80 RR Saint Petersburg championship. West cup 2017
9 953 2017-03-18 3/44 0% 1.90 RR Saint Petersburg championship. South cup 2017
10 577 2016-12-04 31/72 0% 3.25 EMA Saint Petersburg Riichi Open 2016
11 1000 2016-10-16 1/32 0% 1.60 RR Tournament of 4 winds. West cup 2016
12 667 2016-09-11 30/88 0% 3.45 EMA V Russian Riichi Championship 2016
13 1000 2015-12-13 1/24 0% 1.40 EMA Tri Nitro Tournament 2015 - 4th detonation
14 593 2013-02-17 12/28 0% 2.30 EMA Saint Petersburg Riichi tournament