Gromova Elena

From Saint Petersburg, Russia

EMA: 15990350

Player page

Internal rating (RR)

Rating date Nov. 6, 2025 (latest changes Nov. 4, 2025).

87 place (454.30).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95

p1 = (608.70 * 2.10 * 0.43 + 263.16 * 3.85 * 0.71 + 338.98 * 3.25 * 1 + 685.71 * 1.90 * 1 + 779.22 * 3.45 * 1) / (2.10 * 0.43 + 3.85 * 0.71 + 3.25 * 1 + 1.90 * 1 + 3.45 * 1) = 519.5396124852705

p2 = (779.22 * 3.45 * 1 + 685.71 * 1.90 * 1 + 338.98 * 3.25 * 1 + 263.16 * 3.85 * 0.71) / max_coefficients = 389.06755852842815

score = 519.5396124852705 * 0.5 + 389.06755852842815 * 0.5 = 454.30358550684934

Rating changes

Show

all results
Date Place Points Reason
2025-11-04 82 -> 87 463.15 -> 454.30
2025-11-01 83 -> 82 461.97 -> 463.15

SPB Riichi Open 2024: 86% -> 71%
2025-10-13 82 -> 83 455.66 -> 461.97
2025-10-09 83 -> 82 455.66
2025-10-04 85 -> 83 455.66
2025-09-30 87 -> 85 456.80 -> 455.66

Seihoku spring tournament 2024: 57% -> 43%
2025-09-12 88 -> 87 456.80
2025-09-03 91 -> 88 458.63 -> 456.80

SPB Riichi Open 2023: 14% -> 0%
2025-09-01 93 -> 91 453.23 -> 458.63

SPB Riichi Open 2024: 100% -> 86%
2025-08-31 120 -> 93 344.87 -> 453.23

SPB Riichi Open 2025: 0% -> 100%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 779 2025-08-31 18/78 100% 3.45 RR SPB Riichi Open 2025 Saint Petersburg
2 686 2025-04-26 12/36 100% 1.90 RR Seihoku spring tournament 2025 Saint Petersburg
3 339 2025-02-16 40/60 100% 3.25 RR White Wolf Cup Saint Petersburg
4 263 2024-09-01 71/96 71% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
5 609 2024-03-30 19/47 43% 2.10 RR Seihoku spring tournament 2024 Saint Petersburg
6 598 2023-09-03 44/108 0% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
7 730 2022-06-12 31/112 0% 4.05 RR Moscow Riichi 2022 Moscow
8 773 2021-11-28 18/76 0% 3.45 RR Saint Petersburg Open 2021 Saint Petersburg
9 423 2018-06-11 42/72 0% 3.55 EMA RCR Saint Petersburg South Cup 2018 Saint Petersburg
10 32 2018-03-04 31/32 0% 2.70 RR East Cup 2018 Saint Petersburg
11 436 2017-10-01 23/40 0% 1.80 RR Saint Petersburg championship. Northern cup 2017 Saint Petersburg