Novikov Dmitriy
From Saint Petersburg, Russia
EMA: 15990278
Common russian riichi rating (CRR)
Rating date Jan. 7, 2025 (latest changes Jan. 7, 2025).
2 place (791.63).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85
p1 = (568.63 * 3.05 * 1 + 850.57 * 3.75 * 0.43 + 261.68 * 4 * 0.57 + 739.13 * 2.10 * 1 + 962.62 * 4.60 * 1 + 468.35 * 3.65 * 1 + 1000 * 3.85 * 1 + 876.40 * 3.75 * 1) / (3.05 * 1 + 3.75 * 0.43 + 4 * 0.57 + 2.10 * 1 + 4.60 * 1 + 3.65 * 1 + 3.85 * 1 + 3.75 * 1) = 744.2185205792024
p2 = (962.62 * 4.60 * 1 + 1000 * 3.85 * 1 + 876.40 * 3.75 * 1 + 568.63 * 3.05 * 1) / max_coefficients = 839.0454258675079
score = 744.2185205792024 * 0.5 + 839.0454258675079 * 0.5 = 791.6319732233551
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 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% |
| 2024-11-05 | 1 -> 2 | 819.45 -> 790.56 | |
| 2024-11-03 | 2 -> 1 | 819.45 |
SPB Riichi Open 2023: 86% -> 71% |
| 2024-10-18 | 1 -> 2 | 819.35 -> 819.45 |
Meeting in the billiard room: 29% -> 14% |
| 2024-10-13 | 8 -> 1 | 734.07 -> 819.35 |
Moscow Riichi 2024: 0% -> 100% |
| 2024-10-11 | 7 -> 8 | 750.31 -> 734.07 |
Money can not buy tenpai: 71% -> 57% |
| 2024-09-15 | 6 -> 7 | 750.31 |