Gromova Elena
From Saint Petersburg, Russia
EMA: 15990350
Internal rating (RR)
Rating date Dec. 22, 2022 (latest changes Dec. 22, 2022).
38 place (440.14).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 3.45 * 0.86) = 14.706995
p1 = (729.73 * 4.05 * 1 + 773.33 * 3.45 * 0.86 + 0 + 0 + 0) / (4.05 * 1 + 3.45 * 0.86 + 1 + 1 + 1) = 523.8485679267352
p2 = (729.73 * 4.05 * 1 + 773.33 * 3.45 * 0.86) / max_coefficients = 356.4392318077214
score = 523.8485679267352 * 0.5 + 356.4392318077214 * 0.5 = 440.1438998672283
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2022-12-19 | 39 -> 38 | 438.43 -> 440.14 | |
2022-11-28 | 36 -> 39 | 452.76 -> 438.43 |
Saint Petersburg Open 2021: 100% -> 86% |
2022-11-06 | 27 -> 36 | 464.40 -> 452.76 | |
2022-10-14 | 224 -> 27 | 87.84 -> 464.40 | |
2020-02-01 | 224 | 87.84 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 730 |
|
31/112 | 100% | 4.05 | RR | Moscow Riichi 2022 |
2 | 773 |
|
18/76 | 86% | 3.45 | RR | Saint Petersburg Open 2021 |
3 | 423 |
|
42/72 | 0% | 3.55 | EMA | RCR Saint Petersburg South Cup 2018 |
4 | 32 |
|
31/32 | 0% | 2.70 | RR | East Cup 2018 |
5 | 436 |
|
23/40 | 0% | 1.80 | RR | Saint Petersburg championship. Northern cup 2017 |