Novikov Anton
From Saint Petersburg, Russia
EMA: 15990255
Common russian riichi rating (CRR)
Rating date July 12, 2025 (latest changes July 12, 2025).
45 place (585.61).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.35
p1 = (925.23 * 4 * 0.14 + 760.87 * 2.10 * 0.71 + 600 * 3.85 * 1 + 43.48 * 2.80 * 1 + 983.05 * 3.25 * 1 + 1000 * 1.90 * 1 + 277.78 * 2 * 1) / (4 * 0.14 + 2.10 * 0.71 + 3.85 * 1 + 2.80 * 1 + 3.25 * 1 + 1.90 * 1 + 2 * 1) = 614.4554781077935
p2 = (983.05 * 3.25 * 1 + 600 * 3.85 * 1 + 1000 * 1.90 * 1 + 760.87 * 2.10 * 0.71) / max_coefficients = 556.7589576547232
score = 614.4554781077935 * 0.5 + 556.7589576547232 * 0.5 = 585.6072178812583
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-07-12 | 51 -> 45 | 580.40 -> 585.61 | |
| 2025-07-10 | 52 -> 51 | 580.40 | |
| 2025-07-05 | 53 -> 52 | 580.40 | |
| 2025-07-03 | 51 -> 53 | 585.80 -> 580.40 |
SPB Riichi Open 2023: 29% -> 14% |
| 2025-06-25 | 50 -> 51 | 585.80 | |
| 2025-06-15 | 45 -> 50 | 593.89 -> 585.80 | |
| 2025-06-14 | 41 -> 45 | 617.95 -> 593.89 |
Tonpu-master: 0% -> 100% |
| 2025-05-30 | 39 -> 41 | 626.35 -> 617.95 |
Seihoku spring tournament 2024: 86% -> 71% |
| 2025-05-12 | 41 -> 39 | 614.37 -> 626.35 | |
| 2025-05-03 | 28 -> 41 | 625.87 -> 614.37 |
SPB Riichi Open 2023: 43% -> 29% |