Gromova Elena
From Saint Petersburg, Russia
EMA: 15990350
Common russian riichi rating (CRR)
Rating date March 20, 2023 (latest changes March 20, 2023).
9 place (631.25).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 2.80 * 1) = 14.04985
p1 = (773.33 * 3.45 * 0.71 + 974.36 * 1.80 * 1 + 677.42 * 1.80 * 1 + 729.73 * 4.05 * 1 + 0) / (3.45 * 0.71 + 1.80 * 1 + 1.80 * 1 + 4.05 * 1 + 1) = 704.8878767825515
p2 = (729.73 * 4.05 * 1 + 773.33 * 3.45 * 0.71 + 974.36 * 1.80 * 1 + 677.42 * 1.80 * 1) / max_coefficients = 557.6116470994353
score = 704.8878767825515 * 0.5 + 557.6116470994353 * 0.5 = 631.2497619409935
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-03-20 | 11 -> 9 | 621.67 -> 631.25 | |
2023-03-06 | 12 -> 11 | 621.67 | |
2023-02-25 | 23 -> 12 | 547.99 -> 621.67 |
Earth cup: 0% -> 100% |
2023-02-19 | 25 -> 23 | 547.99 | |
2023-01-28 | 19 -> 25 | 561.53 -> 547.99 |
Saint Petersburg Open 2021: 86% -> 71% |
2023-01-06 | 20 -> 19 | 561.53 | |
2022-12-19 | 21 -> 20 | 559.23 -> 561.53 | |
2022-11-28 | 18 -> 21 | 569.10 -> 559.23 |
Saint Petersburg Open 2021: 100% -> 86% |
2022-11-06 | 14 -> 18 | 584.37 -> 569.10 | |
2022-11-05 | 261 -> 14 | 87.84 -> 584.37 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 677 |
|
11/32 | 100% | 1.80 | CRR | Earth cup |
2 | 974 |
|
2/40 | 100% | 1.80 | CRR | Sun tournament |
3 | 730 |
|
31/112 | 100% | 4.05 | RR | Moscow Riichi 2022 |
4 | 773 |
|
18/76 | 71% | 3.45 | RR | Saint Petersburg Open 2021 |
5 | 423 |
|
42/72 | 0% | 3.55 | EMA | RCR Saint Petersburg South Cup 2018 |
6 | 32 |
|
31/32 | 0% | 2.70 | RR | East Cup 2018 |
7 | 436 |
|
23/40 | 0% | 1.80 | RR | Saint Petersburg championship. Northern cup 2017 |