Gromova Elena
From Saint Petersburg, Russia
EMA: 15990350
Internal rating (RR)
Rating date June 9, 2024 (latest changes June 9, 2024).
76 place (368.71).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 1 + 3.05 * 1) = 15.399999999999999
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 = 265.78636363636366
score = 471.62464158124243 * 0.5 + 265.78636363636366 * 0.5 = 368.70550260880304
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-06-09 | 71 -> 76 | 368.71 | |
| 2024-05-12 | 51 -> 71 | 394.46 -> 368.71 | |
| 2024-05-06 | 52 -> 51 | 390.86 -> 394.46 | |
| 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 |
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 |