Pogosyan Tamara

From Saint Petersburg, Russia

EMA: 15990121

Player page

Common russian riichi rating (CRR)

Rating date Aug. 31, 2025 (latest changes Aug. 31, 2025).

70 place (533.12).

max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.50 * 1) = 15.2

p1 = (217.39 * 2.10 * 0.57 + 949.15 * 3.25 * 1 + 883.12 * 3.45 * 1 + 0 + 0) / (2.10 * 0.57 + 3.25 * 1 + 3.45 * 1 + 1 + 1) = 645.6968426071269

p2 = (949.15 * 3.25 * 1 + 883.12 * 3.45 * 1 + 217.39 * 2.10 * 0.57) / max_coefficients = 420.55

score = 645.6968426071269 * 0.5 + 420.55 * 0.5 = 533.1234213035634

Rating changes

Show

Date Place Points Reason
2025-08-31 145 -> 70 334.59 -> 533.12

SPB Riichi Open 2025: 0% -> 100%

2025-08-26 146 -> 145 334.59
2025-08-04 146 333.52 -> 334.59
2025-08-03 144 -> 146 333.52
2025-07-30 145 -> 144 331.16 -> 333.52

Seihoku spring tournament 2024: 71% -> 57%

2025-07-13 142 -> 145 331.16
2025-07-12 142 329.08 -> 331.16
2025-07-10 144 -> 142 329.08
2025-06-26 145 -> 144 329.08
2025-06-15 142 -> 145 332.31 -> 329.08

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 883 2025-08-31 10/78 100% 3.45 RR SPB Riichi Open 2025 Saint Petersburg
2 949 2025-02-16 4/60 100% 3.25 RR White Wolf Cup Saint Petersburg
3 217 2024-03-30 37/47 57% 2.10 RR Seihoku spring tournament 2024 Saint Petersburg
4 484 2023-02-25 17/32 0% 1.80 CRR Earth cup Saint Petersburg
5 640 2022-06-12 41/112 0% 4.05 RR Moscow Riichi 2022 Moscow
6 760 2021-11-28 19/76 0% 3.45 RR Saint Petersburg Open 2021 Saint Petersburg
7 778 2019-11-24 15/64 0% 3.45 EMA Saint Petersburg Open 2019 Saint Petersburg
8 436 2019-06-02 23/40 0% 2.90 RR Summer Cup 2019 Saint Petersburg
9 974 2018-12-23 🥈 2/40 0% 2.90 RR North Cup 2018 Saint Petersburg
10 261 2018-09-23 18/24 0% 2.50 RR West cup 2018 Saint Petersburg
11 359 2017-10-01 26/40 0% 1.80 RR Saint Petersburg championship. Northern cup 2017 Saint Petersburg
12 923 2017-06-03 4/40 0% 1.80 RR Saint Petersburg championship. West cup 2017 Saint Petersburg
13 953 2017-03-18 🥉 3/44 0% 1.90 RR Saint Petersburg championship. South cup 2017 Saint Petersburg
14 577 2016-12-04 31/72 0% 3.25 EMA Saint Petersburg Riichi Open 2016 Saint Petersburg
15 1000 2016-10-16 🥇 1/32 0% 1.60 RR Tournament of 4 winds. West cup 2016 Saint Petersburg
16 667 2016-09-11 30/88 0% 3.45 EMA V Russian Riichi Championship 2016 Moscow
17 1000 2015-12-13 🥇 1/24 0% 1.40 EMA Tri Nitro Tournament 2015 - 4th detonation Puteaux
18 593 2013-02-17 12/28 0% 2.30 EMA Saint Petersburg Riichi tournament Saint Petersburg