Novikov Anton
From Saint Petersburg, Russia
EMA: 15990255
Common russian riichi rating (CRR)
Rating date Sept. 1, 2025 (latest changes Sept. 1, 2025).
38 place (648.75).
how we calculated rating score
max_coefficients = (4.10 * 1 + 3.75 * 1 + 3.50 * 1 + 3.45 * 1) = 14.8
p1 = (925.23 * 4 * 0.14 + 760.87 * 2.10 * 0.57 + 600 * 3.85 * 0.86 + 43.48 * 2.80 * 1 + 983.05 * 3.25 * 1 + 1000 * 1.90 * 1 + 277.78 * 2 * 1 + 766.23 * 3.45 * 1) / (4 * 0.14 + 2.10 * 0.57 + 3.85 * 0.86 + 2.80 * 1 + 3.25 * 1 + 1.90 * 1 + 2 * 1 + 3.45 * 1) = 640.8559189556813
p2 = (983.05 * 3.25 * 1 + 766.23 * 3.45 * 1 + 600 * 3.85 * 0.86 + 1000 * 1.90 * 1) / max_coefficients = 656.6439189189189
score = 640.8559189556813 * 0.5 + 656.6439189189189 * 0.5 = 648.7499189373001
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2025-09-01 | 36 -> 38 | 650.38 -> 648.75 |
SPB Riichi Open 2024: 100% -> 86% |
2025-08-31 | 50 -> 36 | 579.43 -> 650.38 |
SPB Riichi Open 2025: 0% -> 100% |
2025-08-25 | 51 -> 50 | 579.43 | |
2025-08-04 | 52 -> 51 | 576.76 -> 579.43 | |
2025-08-03 | 51 -> 52 | 576.76 | |
2025-07-30 | 48 -> 51 | 585.61 -> 576.76 |
Seihoku spring tournament 2024: 71% -> 57% |
2025-07-19 | 47 -> 48 | 585.61 | |
2025-07-13 | 45 -> 47 | 585.61 | |
2025-07-12 | 51 -> 45 | 580.40 -> 585.61 | |
2025-07-10 | 52 -> 51 | 580.40 |