Gromova Elena

From Saint Petersburg, Russia

EMA: 15990350

Player page

Internal rating (RR)

Rating date March 20, 2024 (latest changes March 20, 2024).

62 place (321.02).

max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 4.20 * 0.57) = 13.19988

p1 = (729.73 * 4.05 * 0.29 + 598.13 * 4 * 1 + 0 + 0 + 0) / (4.05 * 0.29 + 4 * 1 + 1 + 1 + 1) = 396.8182261187667

p2 = (598.13 * 4 * 1 + 729.73 * 4.05 * 0.29) / max_coefficients = 245.22041109464632

score = 396.8182261187667 * 0.5 + 245.22041109464632 * 0.5 = 321.0193186067065

Rating changes

Show

Date Place Points Reason
2024-03-20 63 -> 62 321.02
2024-03-10 53 -> 63 341.55 -> 321.02
2024-03-06 58 -> 53 334.33 -> 341.55
2024-02-12 57 -> 58 355.97 -> 334.33

Moscow Riichi 2022: 43% -> 29%

2024-01-20 58 -> 57 355.97
2024-01-06 60 -> 58 349.25 -> 355.97
2023-12-19 61 -> 60 349.25
2023-12-12 57 -> 61 368.43 -> 349.25

Moscow Riichi 2022: 57% -> 43%

2023-11-28 43 -> 57 416.64 -> 368.43

Saint Petersburg Open 2021: 14% -> 0%

2023-11-20 44 -> 43 416.64

Tournaments

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