Gromova Elena

From Saint Petersburg, Russia

EMA: 15990350

Player page

Common russian riichi rating (CRR)

Rating date Nov. 5, 2025 (latest changes Nov. 5, 2025).

82 place (477.40).

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 + 611.11 * 2 * 1 + 779.22 * 3.45 * 1) / (2.10 * 0.43 + 3.85 * 0.71 + 3.25 * 1 + 1.90 * 1 + 2 * 1 + 3.45 * 1) = 532.3914929809338

p2 = (779.22 * 3.45 * 1 + 685.71 * 1.90 * 1 + 611.11 * 2 * 1 + 338.98 * 3.25 * 1) / max_coefficients = 422.41337792642145

score = 532.3914929809338 * 0.5 + 422.41337792642145 * 0.5 = 477.40243545367764

Rating changes

Show

all results
Date Place Points Reason
2025-11-04 80 -> 82 487.00 -> 477.40
2025-11-01 85 -> 80 481.24 -> 487.00

SPB Riichi Open 2024: 86% -> 71%
2025-10-13 86 -> 85 474.54 -> 481.24
2025-10-04 88 -> 86 474.54
2025-09-30 86 -> 88 475.40 -> 474.54

Seihoku spring tournament 2024: 57% -> 43%
2025-09-26 87 -> 86 475.40
2025-09-14 88 -> 87 475.40
2025-09-12 90 -> 88 475.40
2025-09-10 91 -> 90 475.40
2025-09-03 91 476.75 -> 475.40

SPB Riichi Open 2023: 14% -> 0%

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 779 2025-08-31 18/78 100% 3.45 RR SPB Riichi Open 2025 Saint Petersburg
2 611 2025-06-14 8/19 100% 2.00 CRR Tonpu-master Saint Petersburg
3 686 2025-04-26 12/36 100% 1.90 RR Seihoku spring tournament 2025 Saint Petersburg
4 339 2025-02-16 40/60 100% 3.25 RR White Wolf Cup Saint Petersburg
5 263 2024-09-01 71/96 71% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
6 609 2024-03-30 19/47 43% 2.10 RR Seihoku spring tournament 2024 Saint Petersburg
7 598 2023-09-03 44/108 0% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
8 677 2023-02-25 11/32 0% 1.80 CRR Earth cup Saint Petersburg
9 974 2022-08-27 🥈 2/40 0% 1.80 CRR Sun tournament Saint Petersburg
10 730 2022-06-12 31/112 0% 4.05 RR Moscow Riichi 2022 Moscow
11 773 2021-11-28 18/76 0% 3.45 RR Saint Petersburg Open 2021 Saint Petersburg
12 423 2018-06-11 42/72 0% 3.55 EMA RCR Saint Petersburg South Cup 2018 Saint Petersburg
13 32 2018-03-04 31/32 0% 2.70 RR East Cup 2018 Saint Petersburg
14 436 2017-10-01 23/40 0% 1.80 RR Saint Petersburg championship. Northern cup 2017 Saint Petersburg