Chirkova Lyudmila

From Samara, Russia

Player page

Common russian riichi rating (CRR)

Rating date Jan. 25, 2026 (latest changes Jan. 25, 2026).

74 place (496.22).

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

p1 = (439.25 * 4.60 * 0.29 + 372.55 * 3.05 * 0.43 + 1000 * 2.80 * 0.43 + 506.33 * 3.65 * 0.57 + 736.84 * 3.85 * 0.57 + 880.95 * 2.60 * 1 + 514.29 * 3.50 * 1 + 164.18 * 4.10 * 1) / (4.60 * 0.29 + 3.05 * 0.43 + 2.80 * 0.43 + 3.65 * 0.57 + 3.85 * 0.57 + 2.60 * 1 + 3.50 * 1 + 4.10 * 1) = 530.1214888488192

p2 = (880.95 * 2.60 * 1 + 514.29 * 3.50 * 1 + 736.84 * 3.85 * 0.57 + 1000 * 2.80 * 0.43) / max_coefficients = 462.3096989966555

score = 530.1214888488192 * 0.5 + 462.3096989966555 * 0.5 = 496.2155939227374

Rating changes

Show

all results
Date Place Points Reason
2026-01-14 69 -> 74 514.61 -> 496.22

Guardian of the Winds: 57% -> 43%
2026-01-12 70 -> 69 512.90 -> 514.61

X Russian Championship: 43% -> 29%
2026-01-07 68 -> 70 512.90
2026-01-03 67 -> 68 512.90
2026-01-01 66 -> 67 529.22 -> 512.90

SPB Riichi Open 2024: 71% -> 57%
2025-12-25 67 -> 66 529.22
2025-12-13 69 -> 67 529.22
2025-12-09 68 -> 69 527.40 -> 529.22

Agari Summer Tournament 2024: 57% -> 43%
2025-12-07 65 -> 68 527.40
2025-12-04 68 -> 65 527.00 -> 527.40

Riichi over Volga: 71% -> 57%

Tournaments

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