Chirkova Lyudmila

From Samara, Russia

Player page

Internal rating (RR)

Rating date Oct. 9, 2026 (latest changes Oct. 8, 2026).

171 place (267.91).

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

p1 = (880.95 * 2.60 * 0.29 + 514.29 * 3.50 * 0.57 + 164.18 * 4.10 * 0.71 + 57.14 * 2.50 * 1 + 160.84 * 4.71 * 1 + 440.68 * 3.40 * 1) / (2.60 * 0.29 + 3.50 * 0.57 + 4.10 * 0.71 + 2.50 * 1 + 4.71 * 1 + 3.40 * 1) = 280.2255341233989

p2 = (440.68 * 3.40 * 1 + 514.29 * 3.50 * 0.57 + 160.84 * 4.71 * 1 + 880.95 * 2.60 * 0.29) / max_coefficients = 255.59831278390655

score = 280.2255341233989 * 0.5 + 255.59831278390655 * 0.5 = 267.9119234536527

Rating changes

Show

all results
Date Place Points Reason
2026-09-26 162 -> 171 285.23 -> 267.91

Riichi On Ice: 43% -> 29%
2026-09-13 161 -> 162 285.23
2026-09-07 162 -> 161 285.23
2026-09-06 158 -> 162 285.23
2026-09-03 151 -> 158 296.80 -> 285.23

Riichi over The Volga 2025: 71% -> 57%
2026-09-01 155 -> 151 303.58 -> 296.80

SPB Riichi Open 2024: 14% -> 0%
2026-08-31 155 303.11 -> 303.58
2026-08-16 175 -> 155 255.10 -> 303.11

Ufa Championship 2026: 0% -> 100%
2026-08-15 176 -> 175 255.01 -> 255.10

13 bloody tiles: 86% -> 71%
2026-08-04 177 -> 176 258.86 -> 255.01

Riichi over Volga: 14% -> 0%

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 441 2026-08-16 34/60 100% 3.40 RR Ufa Championship 2026 Ufa
2 161 2026-06-14 121/144 100% 4.71 RR XII Russian Championship Samara
3 57 2026-02-08 34/36 100% 2.50 RR One tsumo until spring Yekaterinburg
4 164 2025-06-15 57/68 71% 4.10 RR 13 bloody tiles Perm
5 514 2025-05-03 35/71 57% 3.50 RR Riichi over The Volga 2025 Samara
6 881 2025-01-26 6/43 29% 2.60 RR Riichi On Ice Samara
7 737 2024-09-01 26/96 0% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
8 506 2024-08-04 40/80 0% 3.65 RR Riichi over Volga Samara
9 1000 2024-07-14 🥇 1/48 0% 2.80 RR Guardian of the Winds Yekaterinburg
10 373 2024-06-09 33/52 0% 3.05 RR Agari Summer Tournament 2024 Moscow
11 439 2024-05-12 61/108 0% 4.60 RR X Russian Championship Perm
12 458 2023-09-03 59/108 0% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
13 713 2023-06-11 26/88 0% 3.75 RR Money can not buy tenpai Perm
14 267 2022-11-06 56/76 0% 4.20 RR IX Russian Riichi Championship Perm