Nadanyan Vladimir
European Champion 2019
From Moscow, Russia
EMA: 15990280
Internal rating (RR)
Rating date Aug. 31, 2025 (latest changes Aug. 31, 2025).
2 place (801.61).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.50 * 1) = 15.2
p1 = (725.49 * 3.05 * 0.71 + 526.32 * 3.85 * 1 + 977.53 * 3.75 * 1 + 774.19 * 3.10 * 1 + 1000 * 3.05 * 1 + 785.71 * 3.50 * 1 + 805.19 * 3.45 * 1) / (3.05 * 0.71 + 3.85 * 1 + 3.75 * 1 + 3.10 * 1 + 3.05 * 1 + 3.50 * 1 + 3.45 * 1) = 797.7113125073348
p2 = (977.53 * 3.75 * 1 + 1000 * 3.05 * 1 + 805.19 * 3.45 * 1 + 785.71 * 3.50 * 1) / max_coefficients = 805.5032894736843
score = 797.7113125073348 * 0.5 + 805.5032894736843 * 0.5 = 801.6073009905095
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-08-31 | 3 -> 2 | 788.51 -> 801.61 |
SPB Riichi Open 2025: 0% -> 100% |
| 2025-08-09 | 3 | 787.73 -> 788.51 |
Agari Summer Tournament 2024: 86% -> 71% |
| 2025-08-04 | 4 -> 3 | 783.92 -> 787.73 | |
| 2025-07-12 | 4 | 776.69 -> 783.92 | |
| 2025-06-15 | 4 | 787.92 -> 776.69 | |
| 2025-06-09 | 4 | 787.18 -> 787.92 |
Agari Summer Tournament 2024: 100% -> 86% |
| 2025-05-12 | 5 -> 4 | 770.98 -> 787.18 | |
| 2025-05-10 | 6 -> 5 | 770.98 | |
| 2025-05-03 | 8 -> 6 | 754.83 -> 770.98 |
Riichi over The Volga 2025: 0% -> 100% |
| 2025-03-10 | 7 -> 8 | 754.83 |