Alekseeva Olga

From Moscow, Russia

EMA: 15990342

Player page

Internal rating (RR)

Rating date Oct. 12, 2023 (latest changes Oct. 12, 2023).

70 place (362.63).

max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.57) = 14.26417

p1 = (361.70 * 3.10 * 0.29 + 672.73 * 3.30 * 0.14 + 813.33 * 3.45 * 0.14 + 579.44 * 4 * 1 + 0) / (3.10 * 0.29 + 3.30 * 0.14 + 3.45 * 0.14 + 4 * 1 + 1) = 489.95765844871244

p2 = (579.44 * 4 * 1 + 813.33 * 3.45 * 0.14 + 361.70 * 3.10 * 0.29 + 672.73 * 3.30 * 0.14) / max_coefficients = 235.29795284268204

score = 489.95765844871244 * 0.5 + 235.29795284268204 * 0.5 = 362.6278056456972

Rating changes

Show

all results
Date Place Points Reason
2023-10-12 73 -> 70 358.04 -> 362.63
2023-09-28 69 -> 73 382.39 -> 358.04

Saint Petersburg Open 2021: 29% -> 14%
2023-09-06 59 -> 69 397.92 -> 382.39

Kirov Tournament: 29% -> 14%
2023-09-03 87 -> 59 250.78 -> 397.92

SPB Riichi Open 2023: 0% -> 100%
2023-08-19 90 -> 87 256.89 -> 250.78

Agari team tournament: 43% -> 29%
2023-08-12 90 253.67 -> 256.89
2023-07-28 85 -> 90 287.85 -> 253.67

Saint Petersburg Open 2021: 43% -> 29%
2023-07-20 85 284.75 -> 287.85
2023-07-06 79 -> 85 306.37 -> 284.75

Kirov Tournament: 43% -> 29%
2023-06-19 78 -> 79 310.06 -> 306.37

Agari team tournament: 57% -> 43%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 579 2023-09-03 46/108 100% 4.00 RR SPB Riichi Open 2023
2 362 2021-12-19 31/48 29% 3.10 RR Agari team tournament
3 813 2021-11-28 15/76 14% 3.45 RR Saint Petersburg Open 2021
4 673 2021-11-06 19/56 14% 3.30 RR Kirov Tournament
5 641 2020-03-08 15/40 0% 2.90 EMA Big open chiitoitsu in a small tenpai
6 432 2019-12-15 64/112 0% 4.05 EMA VIII Russian Riichi Championship
7 873 2019-11-24 9/64 0% 3.45 EMA Saint Petersburg Open 2019
8 349 2019-11-04 42/64 0% 3.85 EMA Aki Shanten 2019
9 977 2019-10-20 2/44 0% 2.70 EMA Minsk Midori open 2019
10 538 2019-06-02 19/40 0% 2.90 RR Summer Cup 2019
11 976 2019-05-04 3/84 0% 4.20 EMA Haru Shanten 2019
12 574 2019-01-13 21/48 0% 3.10 RR Agari team tournament 2019
13 667 2018-12-23 14/40 0% 2.90 RR North Cup 2018
14 762 2018-12-16 16/64 0% 3.45 EMA White Dragon Tournament
15 659 2018-11-18 32/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
16 806 2018-10-28 7/32 0% 2.70 EMA Tsukimi 2018
17 486 2018-08-26 19/36 0% 2.50 EMA Finnish Riichi Open 2018
18 817 2018-06-11 14/72 0% 3.55 EMA RCR Saint Petersburg South Cup 2018
19 690 2018-05-01 23/72 0% 3.85 EMA Haru Shanten 2018
20 129 2018-03-04 28/32 0% 2.70 RR East Cup 2018
21 277 2017-12-11 61/84 0% 3.40 EMA VI Russian Riichi Championship 2017
22 513 2017-10-01 20/40 0% 1.80 RR Saint Petersburg championship. Northern cup 2017
23 821 2017-06-03 8/40 0% 1.80 RR Saint Petersburg championship. West cup 2017
24 774 2016-10-16 8/32 0% 1.60 RR Tournament of 4 winds. West cup 2016
25 391 2016-07-03 15/24 0% 1.40 RR Tournament of 4 winds. South cup 2016
26 839 2016-03-27 6/32 0% 1.60 RR Tournament of 4 winds. East cup 2016
27 455 2016-03-13 55/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016
28 333 2015-12-06 11/16 0% 2.00 RR Two-day tournament of Saint Petersburg riichi mahjong league
29 737 2015-11-15 6/20 0% 1.30 RR Tournament of Saint Petersburg riichi mahjong league