Oparin Konstantin
From Moscow, Russia
Common russian riichi rating (CRR)
Rating date May 2, 2024 (latest changes May 1, 2024).
7 place (657.85).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 2.90 * 1) = 13.700000000000001
p1 = (691.59 * 4 * 1 + 640 * 2.20 * 1 + 717.95 * 2.90 * 1 + 843.14 * 3.05 * 1 + 0) / (4 * 1 + 2.20 * 1 + 2.90 * 1 + 3.05 * 1 + 1) = 671.3292775665401
p2 = (691.59 * 4 * 1 + 843.14 * 3.05 * 1 + 717.95 * 2.90 * 1 + 640 * 2.20 * 1) / max_coefficients = 644.378102189781
score = 671.3292775665401 * 0.5 + 644.378102189781 * 0.5 = 657.8536898781606
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-04-18 | 8 -> 7 | 657.85 | |
| 2024-04-12 | 9 -> 8 | 657.85 | |
| 2024-03-30 | 8 -> 9 | 657.85 | |
| 2024-03-20 | 9 -> 8 | 657.85 | |
| 2024-03-10 | 35 -> 9 | 521.53 -> 657.85 |
Agari Spring Tournament 2024: 0% -> 100% |
| 2024-03-06 | 37 -> 35 | 510.99 -> 521.53 | |
| 2024-02-25 | 32 -> 37 | 510.99 | |
| 2024-01-20 | 33 -> 32 | 510.99 | |
| 2024-01-06 | 33 | 501.35 -> 510.99 | |
| 2023-11-28 | 34 -> 33 | 501.35 |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 843 |
|
9/52 | 100% | 3.05 | RR | Agari Spring Tournament 2024 |
| 2 | 718 |
|
12/40 | 100% | 2.90 | CRR | Autumn Agari tournament |
| 3 | 640 |
|
10/26 | 100% | 2.20 | CRR | Mushroom League |
| 4 | 692 |
|
34/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |