Gromova Elena

From Saint Petersburg, Russia

EMA: 15990350

Player page

Internal rating (RR)

Rating date July 28, 2023 (latest changes July 28, 2023).

63 place (343.72).

max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.86 + 3.50 * 0.57) = 13.421155

p1 = (773.33 * 3.45 * 0.29 + 729.73 * 4.05 * 0.86 + 0 + 0 + 0) / (3.45 * 0.29 + 4.05 * 0.86 + 1 + 1 + 1) = 441.91569709746113

p2 = (729.73 * 4.05 * 0.86 + 773.33 * 3.45 * 0.29) / max_coefficients = 245.53251936960714

score = 441.91569709746113 * 0.5 + 245.53251936960714 * 0.5 = 343.72410823353414

Rating changes

Show

all results
Date Place Points Reason
2023-07-28 57 -> 63 368.20 -> 343.72

Saint Petersburg Open 2021: 43% -> 29%
2023-07-20 59 -> 57 363.28 -> 368.20
2023-07-06 61 -> 59 363.28
2023-06-12 56 -> 61 381.64 -> 363.28

Moscow Riichi 2022: 100% -> 86%
2023-06-11 43 -> 56 403.98 -> 381.64
2023-05-28 41 -> 43 424.37 -> 403.98

Saint Petersburg Open 2021: 57% -> 43%
2023-05-20 43 -> 41 417.72 -> 424.37
2023-05-06 42 -> 43 417.72
2023-04-19 42 414.66 -> 417.72
2023-03-28 40 -> 42 432.70 -> 414.66

Saint Petersburg Open 2021: 71% -> 57%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 730 2022-06-12 31/112 86% 4.05 RR Moscow Riichi 2022
2 773 2021-11-28 18/76 29% 3.45 RR Saint Petersburg Open 2021
3 423 2018-06-11 42/72 0% 3.55 EMA RCR Saint Petersburg South Cup 2018
4 32 2018-03-04 31/32 0% 2.70 RR East Cup 2018
5 436 2017-10-01 23/40 0% 1.80 RR Saint Petersburg championship. Northern cup 2017