Alekseeva Olga
From Moscow, Russia
EMA: 15990342
Internal rating (RR)
Rating date Sept. 28, 2023 (latest changes Sept. 28, 2023).
72 place (358.04).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915
p1 = (672.73 * 3.30 * 0.14 + 813.33 * 3.45 * 0.14 + 361.70 * 3.10 * 0.29 + 579.44 * 4 * 1 + 0) / (3.30 * 0.14 + 3.45 * 0.14 + 3.10 * 0.29 + 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 = 226.12337266635294
score = 489.95765844871244 * 0.5 + 226.12337266635294 * 0.5 = 358.0405155575327
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-09-28 | 68 -> 72 | 382.39 -> 358.04 |
Saint Petersburg Open 2021: 29% -> 14% |
2023-09-06 | 58 -> 68 | 397.92 -> 382.39 |
Kirov Tournament: 29% -> 14% |
2023-09-03 | 86 -> 58 | 250.78 -> 397.92 |
SPB Riichi Open 2023: 0% -> 100% |
2023-08-19 | 89 -> 86 | 256.89 -> 250.78 |
Agari team tournament: 43% -> 29% |
2023-08-12 | 89 | 253.67 -> 256.89 | |
2023-07-28 | 84 -> 89 | 287.85 -> 253.67 |
Saint Petersburg Open 2021: 43% -> 29% |
2023-07-20 | 84 | 284.75 -> 287.85 | |
2023-07-06 | 78 -> 84 | 306.37 -> 284.75 |
Kirov Tournament: 43% -> 29% |
2023-06-19 | 77 -> 78 | 310.06 -> 306.37 |
Agari team tournament: 57% -> 43% |
2023-06-12 | 77 | 306.06 -> 310.06 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 579 |
|
46/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
2 | 362 |
|
31/48 | 29% | 3.10 | RR | Agari team tournament |
3 | 813 |
|
15/76 | 14% | 3.45 | RR | Saint Petersburg Open 2021 |
4 | 673 |
|
19/56 | 14% | 3.30 | RR | Kirov Tournament |
5 | 641 |
|
15/40 | 0% | 2.90 | EMA | Big open chiitoitsu in a small tenpai |
6 | 432 |
|
64/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship |
7 | 873 |
|
9/64 | 0% | 3.45 | EMA | Saint Petersburg Open 2019 |
8 | 349 |
|
42/64 | 0% | 3.85 | EMA | Aki Shanten 2019 |
9 | 977 |
|
2/44 | 0% | 2.70 | EMA | Minsk Midori open 2019 |
10 | 538 |
|
19/40 | 0% | 2.90 | RR | Summer Cup 2019 |
11 | 976 |
|
3/84 | 0% | 4.20 | EMA | Haru Shanten 2019 |
12 | 574 |
|
21/48 | 0% | 3.10 | RR | Agari team tournament 2019 |
13 | 667 |
|
14/40 | 0% | 2.90 | RR | North Cup 2018 |
14 | 762 |
|
16/64 | 0% | 3.45 | EMA | White Dragon Tournament |
15 | 659 |
|
32/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" |
16 | 806 |
|
7/32 | 0% | 2.70 | EMA | Tsukimi 2018 |
17 | 486 |
|
19/36 | 0% | 2.50 | EMA | Finnish Riichi Open 2018 |
18 | 817 |
|
14/72 | 0% | 3.55 | EMA | RCR Saint Petersburg South Cup 2018 |
19 | 690 |
|
23/72 | 0% | 3.85 | EMA | Haru Shanten 2018 |
20 | 129 |
|
28/32 | 0% | 2.70 | RR | East Cup 2018 |
21 | 277 |
|
61/84 | 0% | 3.40 | EMA | VI Russian Riichi Championship 2017 |
22 | 513 |
|
20/40 | 0% | 1.80 | RR | Saint Petersburg championship. Northern cup 2017 |
23 | 821 |
|
8/40 | 0% | 1.80 | RR | Saint Petersburg championship. West cup 2017 |
24 | 774 |
|
8/32 | 0% | 1.60 | RR | Tournament of 4 winds. West cup 2016 |
25 | 391 |
|
15/24 | 0% | 1.40 | RR | Tournament of 4 winds. South cup 2016 |
26 | 839 |
|
6/32 | 0% | 1.60 | RR | Tournament of 4 winds. East cup 2016 |
27 | 455 |
|
55/100 | 0% | 3.40 | RR | "Japanese House" riichi mahjong cup 2016 |
28 | 333 |
|
11/16 | 0% | 2.00 | RR | Two-day tournament of Saint Petersburg riichi mahjong league |
29 | 737 |
|
6/20 | 0% | 1.30 | RR | Tournament of Saint Petersburg riichi mahjong league |