Gromova Elena
From Saint Petersburg, Russia
EMA: 15990350
Internal rating (RR)
Rating date Sept. 6, 2024 (latest changes Sept. 6, 2024).
102 place (330.61).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.65 * 1 + 4 * 0.86) = 15.5284
p1 = (598.13 * 4 * 0.86 + 608.70 * 2.10 * 1 + 263.16 * 3.85 * 1 + 0 + 0) / (4 * 0.86 + 2.10 * 1 + 3.85 * 1 + 1 + 1) = 381.60461927863327
p2 = (598.13 * 4 * 0.86 + 608.70 * 2.10 * 1 + 263.16 * 3.85 * 1) / max_coefficients = 279.6199222070529
score = 381.60461927863327 * 0.5 + 279.6199222070529 * 0.5 = 330.61227074284307
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2024-09-06 | 105 -> 102 | 330.61 | |
2024-09-03 | 100 -> 105 | 341.44 -> 330.61 |
SPB Riichi Open 2023: 100% -> 86% |
2024-09-01 | 93 -> 100 | 321.65 -> 341.44 |
SPB Riichi Open 2024: 0% -> 100% |
2024-08-11 | 93 | 320.38 -> 321.65 | |
2024-08-04 | 87 -> 93 | 325.17 -> 320.38 | |
2024-07-14 | 82 -> 87 | 325.17 | |
2024-07-06 | 84 -> 82 | 325.17 | |
2024-06-11 | 76 -> 84 | 368.71 -> 325.17 | |
2024-06-09 | 71 -> 76 | 368.71 | |
2024-05-12 | 51 -> 71 | 394.46 -> 368.71 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 263 |
|
71/96 | 100% | 3.85 | RR | SPB Riichi Open 2024 |
2 | 609 |
|
19/47 | 100% | 2.10 | RR | Seihoku spring tournament 2024 |
3 | 598 |
|
44/108 | 86% | 4.00 | RR | SPB Riichi Open 2023 |
4 | 730 |
|
31/112 | 0% | 4.05 | RR | Moscow Riichi 2022 |
5 | 773 |
|
18/76 | 0% | 3.45 | RR | Saint Petersburg Open 2021 |
6 | 423 |
|
42/72 | 0% | 3.55 | EMA | RCR Saint Petersburg South Cup 2018 |
7 | 32 |
|
31/32 | 0% | 2.70 | RR | East Cup 2018 |
8 | 436 |
|
23/40 | 0% | 1.80 | RR | Saint Petersburg championship. Northern cup 2017 |