Novikov Anton
Winner Yoroshiku League 2 Winner Kawa-league 2
From Saint Petersburg, Russia
EMA: 15990255
Internal rating (RR)
Rating date Jan. 19, 2026 (latest changes Jan. 14, 2026).
5 place (767.31).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95
p1 = (760.87 * 2.10 * 0.29 + 600 * 3.85 * 0.57 + 983.05 * 3.25 * 1 + 1000 * 1.90 * 1 + 766.23 * 3.45 * 1 + 870.97 * 3 * 1) / (2.10 * 0.29 + 3.85 * 0.57 + 3.25 * 1 + 1.90 * 1 + 3.45 * 1 + 3 * 1) = 842.2137437447309
p2 = (983.05 * 3.25 * 1 + 766.23 * 3.45 * 1 + 870.97 * 3 * 1 + 1000 * 1.90 * 1) / max_coefficients = 692.3966555183947
score = 842.2137437447309 * 0.5 + 692.3966555183947 * 0.5 = 767.3051996315628
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2026-01-10 | 4 -> 5 | 767.31 | |
| 2026-01-01 | 6 -> 4 | 762.85 -> 767.31 |
SPB Riichi Open 2024: 71% -> 57% |
| 2025-12-13 | 7 -> 6 | 762.85 | |
| 2025-11-30 | 16 -> 7 | 725.15 -> 762.85 |
Seihoku spring tournament 2024: 43% -> 29% Final Cup 2025: 0% -> 100% |
| 2025-11-10 | 15 -> 16 | 725.15 | |
| 2025-11-04 | 14 -> 15 | 739.42 -> 725.15 | |
| 2025-11-01 | 14 | 745.00 -> 739.42 |
SPB Riichi Open 2024: 86% -> 71% |
| 2025-10-13 | 14 | 734.70 -> 745.00 | |
| 2025-09-30 | 14 | 734.10 -> 734.70 |
Seihoku spring tournament 2024: 57% -> 43% |
| 2025-09-12 | 15 -> 14 | 734.10 |