Gromova Elena
From Saint Petersburg, Russia
EMA: 15990350
Internal rating (RR)
Rating date April 12, 2024 (latest changes April 12, 2024).
52 place (390.86).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 4.20 * 0.57) = 13.19988
p1 = (729.73 * 4.05 * 0.14 + 598.13 * 4 * 1 + 608.70 * 2.10 * 1 + 0 + 0) / (4.05 * 0.14 + 4 * 1 + 2.10 * 1 + 1 + 1) = 471.62464158124243
p2 = (598.13 * 4 * 1 + 608.70 * 2.10 * 1 + 729.73 * 4.05 * 0.14) / max_coefficients = 310.08690988099886
score = 471.62464158124243 * 0.5 + 310.08690988099886 * 0.5 = 390.8557757311206
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-04-12 | 45 -> 52 | 414.90 -> 390.86 |
Moscow Riichi 2022: 29% -> 14% |
| 2024-03-30 | 62 -> 45 | 321.02 -> 414.90 |
Seihoku spring tournament 2024: 0% -> 100% |
| 2024-03-20 | 63 -> 62 | 321.02 | |
| 2024-03-10 | 53 -> 63 | 341.55 -> 321.02 | |
| 2024-03-06 | 58 -> 53 | 334.33 -> 341.55 | |
| 2024-02-12 | 57 -> 58 | 355.97 -> 334.33 |
Moscow Riichi 2022: 43% -> 29% |
| 2024-01-20 | 58 -> 57 | 355.97 | |
| 2024-01-06 | 60 -> 58 | 349.25 -> 355.97 | |
| 2023-12-19 | 61 -> 60 | 349.25 | |
| 2023-12-12 | 57 -> 61 | 368.43 -> 349.25 |
Moscow Riichi 2022: 57% -> 43% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 609 |
|
19/47 | 100% | 2.10 | RR | Seihoku spring tournament 2024 |
| 2 | 598 |
|
44/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
| 3 | 730 |
|
31/112 | 14% | 4.05 | RR | Moscow Riichi 2022 |
| 4 | 773 |
|
18/76 | 0% | 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 |