Gromova Elena
From Saint Petersburg, Russia
EMA: 15990350
Common russian riichi rating (CRR)
Rating date Sept. 6, 2024 (latest changes Sept. 6, 2024).
103 place (374.79).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.65 * 1 + 4 * 0.86) = 15.5284
p1 = (677.42 * 1.80 * 0.43 + 598.13 * 4 * 0.86 + 608.70 * 2.10 * 1 + 263.16 * 3.85 * 1 + 0) / (1.80 * 0.43 + 4 * 0.86 + 2.10 * 1 + 3.85 * 1 + 1) = 436.29796912612517
p2 = (598.13 * 4 * 0.86 + 608.70 * 2.10 * 1 + 263.16 * 3.85 * 1 + 677.42 * 1.80 * 0.43) / max_coefficients = 313.2756755364365
score = 436.29796912612517 * 0.5 + 313.2756755364365 * 0.5 = 374.78682233128086
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2024-09-06 | 104 -> 103 | 374.79 | |
2024-09-03 | 100 -> 104 | 383.79 -> 374.79 |
SPB Riichi Open 2023: 100% -> 86% |
2024-09-01 | 97 -> 100 | 373.38 -> 383.79 |
SPB Riichi Open 2024: 0% -> 100% |
2024-08-27 | 98 -> 97 | 373.38 |
Sun tournament: 14% -> 0% |
2024-08-26 | 82 -> 98 | 418.58 -> 373.38 | |
2024-08-25 | 77 -> 82 | 426.28 -> 418.58 |
Earth cup: 57% -> 43% |
2024-08-18 | 79 -> 77 | 426.28 | |
2024-08-11 | 81 -> 79 | 424.67 -> 426.28 | |
2024-08-04 | 72 -> 81 | 430.70 -> 424.67 | |
2024-07-14 | 68 -> 72 | 430.70 |
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 | 677 |
|
11/32 | 43% | 1.80 | CRR | Earth cup |
5 | 974 |
|
2/40 | 0% | 1.80 | CRR | Sun tournament |
6 | 730 |
|
31/112 | 0% | 4.05 | RR | Moscow Riichi 2022 |
7 | 773 |
|
18/76 | 0% | 3.45 | RR | Saint Petersburg Open 2021 |
8 | 423 |
|
42/72 | 0% | 3.55 | EMA | RCR Saint Petersburg South Cup 2018 |
9 | 32 |
|
31/32 | 0% | 2.70 | RR | East Cup 2018 |
10 | 436 |
|
23/40 | 0% | 1.80 | RR | Saint Petersburg championship. Northern cup 2017 |