Nadanyan Vladimir
European Champion 2019
From Moscow, Russia
EMA: 15990280
Internal rating (RR)
Rating date Nov. 4, 2025 (latest changes Nov. 4, 2025).
4 place (796.44).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (725.49 * 3.05 * 0.57 + 526.32 * 3.85 * 0.71 + 977.53 * 3.75 * 0.86 + 774.19 * 3.10 * 1 + 1000 * 3.05 * 1 + 785.71 * 3.50 * 1 + 805.19 * 3.45 * 1) / (3.05 * 0.57 + 3.85 * 0.71 + 3.75 * 0.86 + 3.10 * 1 + 3.05 * 1 + 3.50 * 1 + 3.45 * 1) = 808.9402819730908
p2 = (977.53 * 3.75 * 0.86 + 1000 * 3.05 * 1 + 805.19 * 3.45 * 1 + 785.71 * 3.50 * 1) / max_coefficients = 783.9344481605351
score = 808.9402819730908 * 0.5 + 783.9344481605351 * 0.5 = 796.437365066813
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-11-04 | 1 -> 4 | 814.25 -> 796.44 | |
| 2025-11-01 | 1 | 809.19 -> 814.25 |
SPB Riichi Open 2024: 86% -> 71% |
| 2025-10-13 | 1 | 816.62 -> 809.19 |
Moscow Riichi 2024: 100% -> 86% |
| 2025-10-09 | 1 | 815.84 -> 816.62 |
Agari Summer Tournament 2024: 71% -> 57% |
| 2025-09-03 | 2 -> 1 | 815.84 | |
| 2025-09-01 | 2 | 801.61 -> 815.84 |
SPB Riichi Open 2024: 100% -> 86% |
| 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 |