Igumensheva Elena

From Moscow, Russia

EMA: 15990453

Player page

Internal rating (RR)

Rating date Sept. 19, 2026 (latest changes Sept. 13, 2026).

160 place (285.83).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.40 * 1 + 3.40 * 1) = 15.41

p1 = (67.42 * 3.75 * 0.14 + 387.10 * 3.10 * 0.29 + 607.84 * 3.05 * 0.43 + 66.67 * 2.45 * 0.71 + 533.33 * 3 * 1) / (3.75 * 0.14 + 3.10 * 0.29 + 3.05 * 0.43 + 2.45 * 0.71 + 3 * 1) = 386.4558666418855

p2 = (533.33 * 3 * 1 + 607.84 * 3.05 * 0.43 + 387.10 * 3.10 * 0.29 + 66.67 * 2.45 * 0.71) / max_coefficients = 185.21090201168076

score = 386.4558666418855 * 0.5 + 185.21090201168076 * 0.5 = 285.8333843267831

Rating changes

Show

all results
Date Place Points Reason
2026-09-13 167 -> 160 279.44 -> 285.83

Agari Summer Tournament 2025: 86% -> 71%
2026-09-07 161 -> 167 285.41 -> 279.44

Moscow Open Riichi Marathon: 43% -> 29%
2026-09-06 157 -> 161 285.41
2026-09-03 158 -> 157 285.41
2026-09-01 151 -> 158 308.98 -> 285.41

SPB Riichi Open 2024: 14% -> 0%
2026-08-31 150 -> 151 308.63 -> 308.98
2026-08-26 152 -> 150 308.63
2026-08-16 151 -> 152 308.63
2026-08-15 152 -> 151 307.83 -> 308.63
2026-08-13 154 -> 152 298.31 -> 307.83

Moscow Riichi 2024: 29% -> 14%

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 533 2026-01-07 15/31 100% 3.00 RR Moscow Open Riichi Marathon 2026 Moscow
2 67 2025-07-13 29/31 71% 2.45 RR Agari Summer Tournament 2025 Moscow
3 608 2025-02-02 21/52 43% 3.05 RR Agari Winter Tournament 2025 Moscow
4 387 2025-01-07 20/32 29% 3.10 RR Moscow Open Riichi Marathon Moscow
5 67 2024-10-13 84/90 14% 3.75 RR Moscow Riichi 2024 Moscow
6 811 2024-09-01 19/96 0% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
7 266 2024-08-04 59/80 0% 3.65 RR Riichi over Volga Samara
8 863 2024-06-09 8/52 0% 3.05 RR Agari Summer Tournament 2024 Moscow
9 393 2024-05-12 66/108 0% 4.60 RR X Russian Championship Perm
10 451 2024-03-10 29/52 0% 3.05 RR Agari Spring Tournament 2024 Moscow
11 514 2023-09-03 53/108 0% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
12 80 2022-11-06 70/76 0% 4.20 RR IX Russian Riichi Championship Perm
13 658 2022-06-12 39/112 0% 4.05 RR Moscow Riichi 2022 Moscow
14 298 2021-12-19 34/48 0% 3.10 RR Agari team tournament Moscow
15 129 2020-01-26 28/32 0% 2.70 RR The last chance: back to 2019 Moscow
16 586 2019-12-15 47/112 0% 4.05 EMA VIII Russian Riichi Championship Moscow