Novoselova Lada
From Kirov, Russia
Common russian riichi rating (CRR)
Rating date Nov. 5, 2025 (latest changes Nov. 5, 2025).
89 place (463.61).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (616.82 * 4.60 * 0.57 + 468.09 * 2.80 * 0.71 + 421.05 * 3.85 * 0.71 + 903.23 * 2.40 * 1 + 42.86 * 3.50 * 1 + 44.78 * 4.10 * 1 + 837.21 * 3 * 1) / (4.60 * 0.57 + 2.80 * 0.71 + 3.85 * 0.71 + 2.40 * 1 + 3.50 * 1 + 4.10 * 1 + 3 * 1) = 428.3104747225451
p2 = (837.21 * 3 * 1 + 903.23 * 2.40 * 1 + 616.82 * 4.60 * 0.57 + 421.05 * 3.85 * 0.71) / max_coefficients = 498.90100334448164
score = 428.3104747225451 * 0.5 + 498.90100334448164 * 0.5 = 463.6057390335134
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-11-04 | 84 -> 89 | 474.94 -> 463.61 | |
| 2025-11-01 | 83 -> 84 | 482.01 -> 474.94 |
SPB Riichi Open 2024: 86% -> 71% |
| 2025-10-27 | 84 -> 83 | 482.01 | |
| 2025-10-13 | 87 -> 84 | 473.86 -> 482.01 | |
| 2025-10-04 | 89 -> 87 | 473.86 | |
| 2025-09-14 | 89 | 474.23 -> 473.86 |
Guardian of the Winds: 86% -> 71% |
| 2025-09-12 | 83 -> 89 | 490.74 -> 474.23 |
X Russian Championship: 71% -> 57% |
| 2025-09-03 | 85 -> 83 | 490.74 | |
| 2025-09-01 | 82 -> 85 | 491.00 -> 490.74 |
SPB Riichi Open 2024: 100% -> 86% |
| 2025-08-31 | 75 -> 82 | 491.00 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament | City | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 837 |
|
8/44 | 100% | 3.00 | RR | Two roosters and Chuckles | Kirov | |
| 2 | 45 |
|
65/68 | 100% | 4.10 | RR | 13 bloody tiles | Perm | |
| 3 | 43 |
|
68/71 | 100% | 3.50 | RR | Riichi over The Volga 2025 | Samara | |
| 4 | 903 |
|
4/32 | 100% | 2.40 | RR | Riichi Maslenitsa (shrovetide) | Yekaterinburg | |
| 5 | 421 |
|
56/96 | 71% | 3.85 | RR | SPB Riichi Open 2024 | Saint Petersburg | |
| 6 | 468 |
|
26/48 | 71% | 2.80 | RR | Guardian of the Winds | Yekaterinburg | |
| 7 | 617 |
|
42/108 | 57% | 4.60 | RR | X Russian Championship | Perm |