Chirkova Lyudmila
From Samara, Russia
Common russian riichi rating (CRR)
Rating date Nov. 2, 2026 (latest changes Nov. 2, 2026).
227 place (270.08).
how we calculated rating score
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 * 0.57 + 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 * 0.57 + 2.50 * 1 + 4.71 * 1 + 3.40 * 1) = 284.5574452739837
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 = 284.5574452739837 * 0.5 + 255.59831278390655 * 0.5 = 270.0778790289451
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-11-02 | 228 -> 227 | 270.08 | |
| 2026-11-01 | 226 -> 228 | 270.08 | |
| 2026-10-31 | 222 -> 226 | 270.08 | |
| 2026-10-26 | 223 -> 222 | 270.08 | |
| 2026-10-24 | 221 -> 223 | 270.08 | |
| 2026-10-16 | 222 -> 221 | 270.08 | |
| 2026-10-15 | 224 -> 222 | 267.91 -> 270.08 |
13 bloody tiles: 71% -> 57% |
| 2026-10-13 | 229 -> 224 | 267.91 | |
| 2026-10-10 | 228 -> 229 | 267.91 | |
| 2026-10-01 | 229 -> 228 | 267.91 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Rating | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 441 |
|
34/60 | 100% | 3.40 | RR | Ufa Championship 2026 | Ufa | |
| 2 | 161 |
|
121/144 | 100% | 4.71 | RR | XII Russian Championship | Samara | |
| 3 | 57 |
|
34/36 | 100% | 2.50 | RR | One tsumo until spring | Yekaterinburg | |
| 4 | 164 |
|
57/68 | 57% | 4.10 | RR | 13 bloody tiles | Perm | |
| 5 | 514 |
|
35/71 | 57% | 3.50 | RR | Riichi over The Volga 2025 | Samara | |
| 6 | 881 |
|
6/43 | 29% | 2.60 | RR | Riichi On Ice | Samara | |
| 7 | 737 |
|
26/96 | 0% | 3.85 | RR | SPB Riichi Open 2024 | Saint Petersburg | |
| 8 | 506 |
|
40/80 | 0% | 3.65 | RR | Riichi over Volga | Samara | |
| 9 | 1000 |
|
🥇 | 1/48 | 0% | 2.80 | RR | Guardian of the Winds | Yekaterinburg |
| 10 | 373 |
|
33/52 | 0% | 3.05 | RR | Agari Summer Tournament 2024 | Moscow | |
| 11 | 439 |
|
61/108 | 0% | 4.60 | RR | X Russian Championship | Perm | |
| 12 | 458 |
|
59/108 | 0% | 4.00 | RR | SPB Riichi Open 2023 | Saint Petersburg | |
| 13 | 713 |
|
26/88 | 0% | 3.75 | RR | Money can not buy tenpai | Perm | |
| 14 | 267 |
|
56/76 | 0% | 4.20 | RR | IX Russian Riichi Championship | Perm |