Igumensheva Elena

From Moscow, Russia

EMA: 15990453

Player page

Internal rating (RR)

Rating date Dec. 3, 2024 (latest changes Nov. 6, 2024).

50 place (519.04).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85

p1 = (514.02 * 4 * 0.71 + 450.98 * 3.05 * 1 + 392.52 * 4.60 * 1 + 862.75 * 3.05 * 1 + 265.82 * 3.65 * 1 + 810.53 * 3.85 * 1 + 67.42 * 3.75 * 1) / (4 * 0.71 + 3.05 * 1 + 4.60 * 1 + 3.05 * 1 + 3.65 * 1 + 3.85 * 1 + 3.75 * 1) = 468.6022606340095

p2 = (810.53 * 3.85 * 1 + 862.75 * 3.05 * 1 + 392.52 * 4.60 * 1 + 514.02 * 4 * 0.71) / max_coefficients = 569.4738170347003

score = 468.6022606340095 * 0.5 + 569.4738170347003 * 0.5 = 519.0380388343549

Rating changes

Show

all results
Date Place Points Reason
2024-11-06 52 -> 50 514.45 -> 519.04

IX Russian Riichi Championship: 14% -> 0%
2024-11-03 52 524.31 -> 514.45

SPB Riichi Open 2023: 86% -> 71%
2024-10-13 36 -> 52 563.57 -> 524.31

Moscow Riichi 2024: 0% -> 100%
2024-09-06 38 -> 36 557.70 -> 563.57

IX Russian Riichi Championship: 29% -> 14%
2024-09-03 38 556.15 -> 557.70

SPB Riichi Open 2023: 100% -> 86%
2024-09-01 50 -> 38 485.65 -> 556.15

SPB Riichi Open 2024: 0% -> 100%
2024-08-11 51 -> 50 482.92 -> 485.65
2024-08-04 41 -> 51 515.14 -> 482.92

Riichi over Volga: 0% -> 100%
2024-07-14 36 -> 41 515.14
2024-07-06 38 -> 36 507.49 -> 515.14

IX Russian Riichi Championship: 43% -> 29%

Tournaments

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