Gromova Elena

From Saint Petersburg, Russia

EMA: 15990350

Player page

Common russian riichi rating (CRR)

Rating date March 9, 2024 (latest changes March 9, 2024).

39 place (489.96).

max_coefficients = (4 * 1 + 3.75 * 1 + 2.90 * 1 + 4.20 * 0.57) = 13.04988

p1 = (729.73 * 4.05 * 0.29 + 974.36 * 1.80 * 0.43 + 677.42 * 1.80 * 0.86 + 598.13 * 4 * 1 + 0) / (4.05 * 0.29 + 1.80 * 0.43 + 1.80 * 0.86 + 4 * 1 + 1) = 594.2019832742027

p2 = (598.13 * 4 * 1 + 677.42 * 1.80 * 0.86 + 729.73 * 4.05 * 0.29 + 974.36 * 1.80 * 0.43) / max_coefficients = 385.7269185617032

score = 594.2019832742027 * 0.5 + 385.7269185617032 * 0.5 = 489.96445091795295

Rating changes

Show

Date Place Points Reason
2024-03-06 39 481.48 -> 489.96
2024-02-27 37 -> 39 496.26 -> 481.48

Sun tournament: 57% -> 43%

2024-02-25 32 -> 37 503.67 -> 496.26

Earth cup: 100% -> 86%

2024-02-12 28 -> 32 522.84 -> 503.67

Moscow Riichi 2022: 43% -> 29%

2024-01-06 29 -> 28 513.77 -> 522.84
2023-12-27 28 -> 29 527.27 -> 513.77

Sun tournament: 71% -> 57%

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

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 598 2023-09-03 44/108 100% 4.00 RR SPB Riichi Open 2023
2 677 2023-02-25 11/32 86% 1.80 CRR Earth cup
3 974 2022-08-27 2/40 43% 1.80 CRR Sun tournament
4 730 2022-06-12 31/112 29% 4.05 RR Moscow Riichi 2022
5 773 2021-11-28 18/76 0% 3.45 RR Saint Petersburg Open 2021
6 423 2018-06-11 42/72 0% 3.55 EMA RCR Saint Petersburg South Cup 2018
7 32 2018-03-04 31/32 0% 2.70 RR East Cup 2018
8 436 2017-10-01 23/40 0% 1.80 RR Saint Petersburg championship. Northern cup 2017