Aleksanyan Anna
From Moscow, Russia
Common russian riichi rating (CRR)
Rating date Jan. 26, 2025 (latest changes Jan. 26, 2025).
129 place (307.59).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (32.26 * 3.10 * 1 + 663.16 * 3.85 * 1 + 146.07 * 3.75 * 1 + 547.62 * 2.60 * 1 + 0) / (3.10 * 1 + 3.85 * 1 + 3.75 * 1 + 2.60 * 1 + 1) = 323.406993006993
p2 = (663.16 * 3.85 * 1 + 547.62 * 2.60 * 1 + 146.07 * 3.75 * 1 + 32.26 * 3.10 * 1) / max_coefficients = 291.7804416403785
score = 323.406993006993 * 0.5 + 291.7804416403785 * 0.5 = 307.5937173236857
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-01-26 | 165 -> 129 | 227.00 -> 307.59 |
Riichi On Ice: 0% -> 100% |
| 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 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 548 |
|
20/43 | 100% | 2.60 | RR | Riichi On Ice |
| 2 | 32 |
|
31/32 | 100% | 3.10 | RR | Moscow Open Riichi Marathon |
| 3 | 146 |
|
77/90 | 100% | 3.75 | RR | Moscow Riichi 2024 |
| 4 | 663 |
|
33/96 | 100% | 3.85 | RR | SPB Riichi Open 2024 |
| 5 | 467 |
|
9/16 | 0% | 1.20 | RR | Riichi mahjong tournament |