Novikov Dmitriy
From Saint Petersburg, Russia
EMA: 15990278
Common russian riichi rating (CRR)
Rating date April 11, 2025 (latest changes April 11, 2025).
1 place (831.69).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (850.57 * 3.75 * 0.14 + 261.68 * 4 * 0.43 + 568.63 * 3.05 * 0.86 + 739.13 * 2.10 * 0.86 + 962.62 * 4.60 * 1 + 468.35 * 3.65 * 1 + 1000 * 3.85 * 1 + 876.40 * 3.75 * 1 + 862.75 * 3.05 * 1) / (3.75 * 0.14 + 4 * 0.43 + 3.05 * 0.86 + 2.10 * 0.86 + 4.60 * 1 + 3.65 * 1 + 3.85 * 1 + 3.75 * 1 + 3.05 * 1) = 767.7374029605301
p2 = (962.62 * 4.60 * 1 + 1000 * 3.85 * 1 + 876.40 * 3.75 * 1 + 862.75 * 3.05 * 1) / max_coefficients = 895.6422712933754
score = 767.7374029605301 * 0.5 + 895.6422712933754 * 0.5 = 831.6898371269527
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2025-04-11 | 1 | 832.54 -> 831.69 |
Money can not buy tenpai: 29% -> 14% |
| 2025-03-30 | 1 | 832.37 -> 832.54 |
Seihoku spring tournament 2024: 100% -> 86% |
| 2025-03-10 | 1 | 830.74 -> 832.37 |
Agari Spring Tournament 2024: 100% -> 86% |
| 2025-03-03 | 1 | 825.49 -> 830.74 |
SPB Riichi Open 2023: 57% -> 43% |
| 2025-02-11 | 1 | 826.40 -> 825.49 |
Money can not buy tenpai: 43% -> 29% |
| 2025-02-02 | 2 -> 1 | 791.63 -> 826.40 |
Agari Winter Tournament 2025: 0% -> 100% |
| 2025-01-07 | 1 -> 2 | 791.63 | |
| 2025-01-03 | 2 -> 1 | 786.22 -> 791.63 |
SPB Riichi Open 2023: 71% -> 57% |
| 2024-12-18 | 3 -> 2 | 786.60 -> 786.22 |
Meeting in the billiard room: 14% -> 0% |
| 2024-12-11 | 2 -> 3 | 790.56 -> 786.60 |
Money can not buy tenpai: 57% -> 43% |