Petrushchenko Sergey
From Moscow, Russia
EMA: 15990288
Common russian riichi rating (CRR)
Rating date Nov. 28, 2023 (latest changes Nov. 28, 2023).
3 place (743.40).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 2.90 * 1) = 14.249820000000001
p1 = (739.13 * 2.80 * 1 + 0 * 3.10 * 0.14 + 746.27 * 3.50 * 0.29 + 981.98 * 4.05 * 0.57 + 906.67 * 4.20 * 0.86 + 172.41 * 3.75 * 1 + 775.70 * 4 * 1 + 871.79 * 2.90 * 1) / (2.80 * 1 + 3.10 * 0.14 + 3.50 * 0.29 + 4.05 * 0.57 + 4.20 * 0.86 + 3.75 * 1 + 4 * 1 + 2.90 * 1) = 703.1152601561114
p2 = (906.67 * 4.20 * 0.86 + 775.70 * 4 * 1 + 871.79 * 2.90 * 1 + 981.98 * 4.05 * 0.57) / max_coefficients = 783.6814780818283
score = 703.1152601561114 * 0.5 + 783.6814780818283 * 0.5 = 743.3983691189699
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2023-11-28 | 4 -> 3 | 741.90 -> 743.40 |
Saint Petersburg Open 2021: 14% -> 0% |
| 2023-11-26 | 5 -> 4 | 714.93 -> 741.90 |
Autumn Agari tournament: 0% -> 100% |
| 2023-11-20 | 5 | 715.90 -> 714.93 |
Tenpai can't buy happiness: 43% -> 29% |
| 2023-11-06 | 5 | 722.51 -> 715.90 |
IX Russian Riichi Championship: 100% -> 86% |
| 2023-11-05 | 4 -> 5 | 722.51 | |
| 2023-10-19 | 4 | 714.94 -> 722.51 |
Agari team tournament: 29% -> 14% |
| 2023-10-12 | 4 | 736.14 -> 714.94 |
Moscow Riichi 2022: 71% -> 57% |
| 2023-09-28 | 4 | 734.94 -> 736.14 |
Saint Petersburg Open 2021: 29% -> 14% |
| 2023-09-20 | 4 | 735.78 -> 734.94 |
Tenpai can't buy happiness: 57% -> 43% |
| 2023-09-03 | 4 | 700.31 -> 735.78 |
SPB Riichi Open 2023: 0% -> 100% |