Pogosyan Tamara

From Saint Petersburg, Russia

EMA: 15990121

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Common russian riichi rating (CRR)

Rating date June 19, 2023 (latest changes June 19, 2023).

63 place (389.06).

max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.86 + 2.80 * 1) = 14.221255

p1 = (760 * 3.45 * 0.43 + 639.64 * 4.05 * 0.86 + 483.87 * 1.80 * 1 + 0 + 0) / (3.45 * 0.43 + 4.05 * 0.86 + 1.80 * 1 + 1 + 1) = 481.7309862655966

p2 = (639.64 * 4.05 * 0.86 + 760 * 3.45 * 0.43 + 483.87 * 1.80 * 1) / max_coefficients = 296.39507905596236

score = 481.7309862655966 * 0.5 + 296.39507905596236 * 0.5 = 389.06303266077947

Rating changes

Show

all results
Date Place Points Reason
2023-06-19 64 -> 63 389.06
2023-06-12 62 -> 64 400.67 -> 389.06

Moscow Riichi 2022: 100% -> 86%
2023-06-11 50 -> 62 414.96 -> 400.67
2023-05-28 44 -> 50 435.51 -> 414.96

Saint Petersburg Open 2021: 57% -> 43%
2023-05-20 45 -> 44 429.00 -> 435.51
2023-05-06 47 -> 45 429.00
2023-05-01 45 -> 47 429.00
2023-04-22 44 -> 45 429.00
2023-03-28 42 -> 44 448.43 -> 429.00

Saint Petersburg Open 2021: 71% -> 57%
2023-03-20 42 441.90 -> 448.43

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 484 2023-02-25 17/32 100% 1.80 CRR Earth cup
2 640 2022-06-12 41/112 86% 4.05 RR Moscow Riichi 2022
3 760 2021-11-28 19/76 43% 3.45 RR Saint Petersburg Open 2021
4 778 2019-11-24 15/64 0% 3.45 EMA Saint Petersburg Open 2019
5 436 2019-06-02 23/40 0% 2.90 RR Summer Cup 2019
6 974 2018-12-23 2/40 0% 2.90 RR North Cup 2018
7 261 2018-09-23 18/24 0% 2.50 RR West cup 2018
8 359 2017-10-01 26/40 0% 1.80 RR Saint Petersburg championship. Northern cup 2017
9 923 2017-06-03 4/40 0% 1.80 RR Saint Petersburg championship. West cup 2017
10 953 2017-03-18 3/44 0% 1.90 RR Saint Petersburg championship. South cup 2017
11 577 2016-12-04 31/72 0% 3.25 EMA Saint Petersburg Riichi Open 2016
12 1000 2016-10-16 1/32 0% 1.60 RR Tournament of 4 winds. West cup 2016
13 667 2016-09-11 30/88 0% 3.45 EMA V Russian Riichi Championship 2016
14 1000 2015-12-13 1/24 0% 1.40 EMA Tri Nitro Tournament 2015 - 4th detonation
15 593 2013-02-17 12/28 0% 2.30 EMA Saint Petersburg Riichi tournament