Orlov Boris
From Vsevolozhsk, Russia
Common russian riichi rating (CRR)
Rating date June 20, 2024 (latest changes June 20, 2024).
163 place (154.85).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 0.86 + 3.05 * 1) = 14.864125000000001
p1 = (461.54 * 1.80 * 0.29 + 327.10 * 4 * 1 + 0 + 0 + 0) / (1.80 * 0.29 + 4 * 1 + 1 + 1 + 1) = 205.71020965470984
p2 = (327.10 * 4 * 1 + 461.54 * 1.80 * 0.29) / max_coefficients = 103.99266690773926
score = 205.71020965470984 * 0.5 + 103.99266690773926 * 0.5 = 154.85143828122455
Rating changes
| Date | Place | Points | Reason |
|---|---|---|---|
| 2024-06-11 | 148 -> 163 | 212.83 -> 154.85 | |
| 2024-06-09 | 139 -> 148 | 212.83 | |
| 2024-05-25 | 136 -> 139 | 212.83 | |
| 2024-05-19 | 134 -> 136 | 212.83 | |
| 2024-05-14 | 135 -> 134 | 212.83 | |
| 2024-05-12 | 119 -> 135 | 221.16 -> 212.83 | |
| 2024-05-09 | 120 -> 119 | 221.16 | |
| 2024-05-06 | 123 -> 120 | 221.16 | |
| 2024-05-05 | 122 -> 123 | 221.16 | |
| 2024-04-27 | 119 -> 122 | 228.47 -> 221.16 |
Sun tournament: 43% -> 29% |
Tournaments
| # | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
|---|---|---|---|---|---|---|---|
| 1 | 327 |
|
73/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
| 2 | 462 |
|
22/40 | 29% | 1.80 | CRR | Sun tournament |
| 3 | 901 |
|
12/112 | 0% | 4.05 | RR | Moscow Riichi 2022 |