Aleksanyan Anna
From Moscow, Russia
Common russian riichi rating (CRR)
Rating date Jan. 22, 2025 (latest changes Jan. 14, 2025).
165 place (227.00).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (663.16 * 3.85 * 1 + 146.07 * 3.75 * 1 + 32.26 * 3.10 * 1 + 0 + 0) / (3.85 * 1 + 3.75 * 1 + 3.10 * 1 + 1 + 1) = 252.04015748031497
p2 = (663.16 * 3.85 * 1 + 146.07 * 3.75 * 1 + 32.26 * 3.10 * 1) / max_coefficients = 201.9501577287066
score = 252.04015748031497 * 0.5 + 201.9501577287066 * 0.5 = 226.99515760451078
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-01-07 | 151 -> 165 | 244.09 -> 227.00 |
Moscow Open Riichi Marathon: 0% -> 100% |
| 2025-01-05 | 152 -> 151 | 244.09 | |
| 2025-01-04 | 149 -> 152 | 244.09 | |
| 2025-01-03 | 153 -> 149 | 244.09 | |
| 2024-12-29 | 152 -> 153 | 244.09 | |
| 2024-12-22 | 153 -> 152 | 244.09 | |
| 2024-12-01 | 152 -> 153 | 244.09 | |
| 2024-11-05 | 154 -> 152 | 244.09 | |
| 2024-10-22 | 156 -> 154 | 244.09 | |
| 2024-10-13 | 156 | 244.09 |
Moscow Riichi 2024: 0% -> 100% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 32 |
|
31/32 | 100% | 3.10 | RR | Moscow Open Riichi Marathon |
| 2 | 146 |
|
77/90 | 100% | 3.75 | RR | Moscow Riichi 2024 |
| 3 | 663 |
|
33/96 | 100% | 3.85 | RR | SPB Riichi Open 2024 |
| 4 | 467 |
|
9/16 | 0% | 1.20 | RR | Riichi mahjong tournament |