Gromova Elena

From Saint Petersburg, Russia

EMA: 15990350

Player page

Common russian riichi rating (CRR)

Rating date Sept. 3, 2023 (latest changes Sept. 3, 2023).

17 place (599.37).

max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915

p1 = (773.33 * 3.45 * 0.29 + 729.73 * 4.05 * 0.71 + 677.42 * 1.80 * 1 + 974.36 * 1.80 * 0.86 + 598.13 * 4 * 1) / (3.45 * 0.29 + 4.05 * 0.71 + 1.80 * 1 + 1.80 * 0.86 + 4 * 1) = 711.8914284899512

p2 = (598.13 * 4 * 1 + 729.73 * 4.05 * 0.71 + 974.36 * 1.80 * 0.86 + 677.42 * 1.80 * 1) / max_coefficients = 486.84102819425965

score = 711.8914284899512 * 0.5 + 486.84102819425965 * 0.5 = 599.3662283421054

Rating changes

Show

Date Place Points Reason
2023-09-03 17 545.41 -> 599.37

SPB Riichi Open 2023: 0% -> 100%

2023-08-27 16 -> 17 559.05 -> 545.41

Sun tournament: 100% -> 86%

2023-08-12 16 566.46 -> 559.05

Moscow Riichi 2022: 86% -> 71%

2023-07-28 15 -> 16 581.96 -> 566.46

Saint Petersburg Open 2021: 43% -> 29%

2023-07-20 17 -> 15 581.96
2023-07-06 16 -> 17 581.96
2023-06-19 17 -> 16 581.96
2023-06-12 19 -> 17 588.04 -> 581.96

Moscow Riichi 2022: 100% -> 86%

2023-06-11 7 -> 19 610.08 -> 588.04
2023-05-28 7 625.88 -> 610.08

Saint Petersburg Open 2021: 57% -> 43%

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 11/32 100% 1.80 CRR Earth cup
3 974 2022-08-27 2/40 86% 1.80 CRR Sun tournament
4 730 2022-06-12 31/112 71% 4.05 RR Moscow Riichi 2022
5 773 2021-11-28 18/76 29% 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