Alekseeva Olga

From Moscow, Russia

EMA: 15990342

Player page

Internal rating (RR)

Rating date Nov. 4, 2025 (latest changes Nov. 1, 2025).

15 place (729.14).

max_coefficients = (4.10 * 1 + 3.50 * 1 + 3.45 * 1 + 3.25 * 1) = 14.3

p1 = (98.04 * 3.05 * 0.43 + 352.94 * 3.05 * 0.57 + 715.79 * 3.85 * 0.71 + 292.13 * 3.75 * 0.86 + 595.24 * 2.60 * 1 + 784.31 * 3.05 * 1 + 966.10 * 3.25 * 1 + 942.86 * 3.50 * 1 + 727.27 * 3.45 * 1) / (3.05 * 0.43 + 3.05 * 0.57 + 3.85 * 0.71 + 3.75 * 0.86 + 2.60 * 1 + 3.05 * 1 + 3.25 * 1 + 3.50 * 1 + 3.45 * 1) = 665.1890390111398

p2 = (942.86 * 3.50 * 1 + 966.10 * 3.25 * 1 + 727.27 * 3.45 * 1 + 784.31 * 3.05 * 1) / max_coefficients = 793.0825174825175

score = 665.1890390111398 * 0.5 + 793.0825174825175 * 0.5 = 729.1357782468286

Rating changes

Show

all results
Date Place Points Reason
2025-11-01 15 728.31 -> 729.14

SPB Riichi Open 2024: 86% -> 71%
2025-10-13 17 -> 15 712.42 -> 728.31

Moscow Riichi 2024: 100% -> 86%
2025-10-09 17 709.90 -> 712.42

Agari Summer Tournament 2024: 71% -> 57%
2025-10-04 18 -> 17 709.90
2025-09-12 19 -> 18 709.90
2025-09-10 20 -> 19 705.39 -> 709.90

Agari Spring Tournament 2024: 57% -> 43%
2025-09-03 17 -> 20 732.55 -> 705.39

SPB Riichi Open 2023: 14% -> 0%
2025-09-01 13 -> 17 734.62 -> 732.55

SPB Riichi Open 2024: 100% -> 86%
2025-08-31 15 -> 13 697.63 -> 734.62

SPB Riichi Open 2025: 0% -> 100%
2025-08-09 17 -> 15 695.19 -> 697.63

Agari Summer Tournament 2024: 86% -> 71%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 727 2025-08-31 22/78 100% 3.45 RR SPB Riichi Open 2025 Saint Petersburg
2 943 2025-05-03 5/71 100% 3.50 RR Riichi over The Volga 2025 Samara
3 966 2025-02-16 🥉 3/60 100% 3.25 RR White Wolf Cup Saint Petersburg
4 784 2025-02-02 12/52 100% 3.05 RR Agari Winter Tournament 2025 Moscow
5 595 2025-01-26 18/43 100% 2.60 RR Riichi On Ice Samara
6 292 2024-10-13 64/90 86% 3.75 RR Moscow Riichi 2024 Moscow
7 716 2024-09-01 28/96 71% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
8 353 2024-06-09 34/52 57% 3.05 RR Agari Summer Tournament 2024 Moscow
9 98 2024-03-10 47/52 43% 3.05 RR Agari Spring Tournament 2024 Moscow
10 579 2023-09-03 46/108 0% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
11 362 2021-12-19 31/48 0% 3.10 RR Agari team tournament Moscow
12 813 2021-11-28 15/76 0% 3.45 RR Saint Petersburg Open 2021 Saint Petersburg
13 673 2021-11-06 19/56 0% 3.30 RR Kirov Tournament Kirov
14 641 2020-03-08 15/40 0% 2.90 EMA Big open chiitoitsu in a small tenpai Kirov
15 432 2019-12-15 64/112 0% 4.05 EMA VIII Russian Riichi Championship Moscow
16 873 2019-11-24 9/64 0% 3.45 EMA Saint Petersburg Open 2019 Saint Petersburg
17 349 2019-11-04 42/64 0% 3.85 EMA Aki Shanten 2019 Perm
18 977 2019-10-20 🥈 2/44 0% 2.70 EMA Minsk Midori open 2019 Minsk
19 538 2019-06-02 19/40 0% 2.90 RR Summer Cup 2019 Saint Petersburg
20 976 2019-05-04 🥉 3/84 0% 4.20 EMA Haru Shanten 2019 Perm
21 574 2019-01-13 21/48 0% 3.10 RR Agari team tournament 2019 Moscow
22 667 2018-12-23 14/40 0% 2.90 RR North Cup 2018 Saint Petersburg
23 762 2018-12-16 16/64 0% 3.45 EMA White Dragon Tournament Moscow
24 659 2018-11-18 32/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten" Perm
25 806 2018-10-28 7/32 0% 2.70 EMA Tsukimi 2018 Vologda
26 486 2018-08-26 19/36 0% 2.50 EMA Finnish Riichi Open 2018 Finland
27 817 2018-06-11 14/72 0% 3.55 EMA RCR Saint Petersburg South Cup 2018 Saint Petersburg
28 690 2018-05-01 23/72 0% 3.85 EMA Haru Shanten 2018 Perm
29 129 2018-03-04 28/32 0% 2.70 RR East Cup 2018 Saint Petersburg
30 277 2017-12-11 61/84 0% 3.40 EMA VI Russian Riichi Championship 2017 Saint Petersburg
31 513 2017-10-01 20/40 0% 1.80 RR Saint Petersburg championship. Northern cup 2017 Saint Petersburg
32 821 2017-06-03 8/40 0% 1.80 RR Saint Petersburg championship. West cup 2017 Saint Petersburg
33 774 2016-10-16 8/32 0% 1.60 RR Tournament of 4 winds. West cup 2016 Saint Petersburg
34 391 2016-07-03 15/24 0% 1.40 RR Tournament of 4 winds. South cup 2016 Saint Petersburg
35 839 2016-03-27 6/32 0% 1.60 RR Tournament of 4 winds. East cup 2016 Saint Petersburg
36 455 2016-03-13 55/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016 Moscow
37 333 2015-12-06 11/16 0% 2.00 RR Two-day tournament of Saint Petersburg riichi mahjong league Saint Petersburg
38 737 2015-11-15 6/20 0% 1.30 RR Tournament of Saint Petersburg riichi mahjong league Saint Petersburg