Gromova Elena
From Saint Petersburg, Russia
EMA: 15990350
Common russian riichi rating (CRR)
Rating date Dec. 19, 2023 (latest changes Dec. 19, 2023).
28 place (527.27).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.90 * 1) = 14.249820000000001
p1 = (729.73 * 4.05 * 0.43 + 974.36 * 1.80 * 0.71 + 598.13 * 4 * 1 + 677.42 * 1.80 * 1 + 0) / (4.05 * 0.43 + 1.80 * 0.71 + 4 * 1 + 1.80 * 1 + 1) = 624.2718832121545
p2 = (598.13 * 4 * 1 + 729.73 * 4.05 * 0.43 + 974.36 * 1.80 * 0.71 + 677.42 * 1.80 * 1) / max_coefficients = 430.2742069724389
score = 624.2718832121545 * 0.5 + 430.2742069724389 * 0.5 = 527.2730450922967
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-12-12 | 28 | 545.01 -> 527.27 |
Moscow Riichi 2022: 57% -> 43% |
2023-11-28 | 25 -> 28 | 580.43 -> 545.01 |
Saint Petersburg Open 2021: 14% -> 0% |
2023-11-26 | 20 -> 25 | 582.05 -> 580.43 | |
2023-11-20 | 21 -> 20 | 582.05 | |
2023-11-06 | 22 -> 21 | 572.63 -> 582.05 | |
2023-11-05 | 20 -> 22 | 572.63 | |
2023-10-27 | 19 -> 20 | 584.58 -> 572.63 |
Sun tournament: 86% -> 71% |
2023-10-22 | 18 -> 19 | 584.58 | |
2023-10-12 | 17 -> 18 | 597.96 -> 584.58 |
Moscow Riichi 2022: 71% -> 57% |
2023-09-28 | 16 -> 17 | 599.37 -> 597.96 |
Saint Petersburg Open 2021: 29% -> 14% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 598 |
|
44/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
2 | 677 |
|
11/32 | 100% | 1.80 | CRR | Earth cup |
3 | 974 |
|
2/40 | 71% | 1.80 | CRR | Sun tournament |
4 | 730 |
|
31/112 | 43% | 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 |