Orlov Boris
From Vsevolozhsk, Russia
Common russian riichi rating (CRR)
Rating date June 9, 2024 (latest changes June 9, 2024).
148 place (212.83).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.75 * 1 + 3.05 * 1) = 15.399999999999999
p1 = (900.90 * 4.05 * 0.14 + 461.54 * 1.80 * 0.29 + 327.10 * 4 * 1 + 0 + 0) / (4.05 * 0.14 + 1.80 * 0.29 + 4 * 1 + 1 + 1) = 291.43501238191715
p2 = (327.10 * 4 * 1 + 900.90 * 4.05 * 0.14 + 461.54 * 1.80 * 0.29) / max_coefficients = 134.2305194805195
score = 291.43501238191715 * 0.5 + 134.2305194805195 * 0.5 = 212.83276593121832
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
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% |
2024-04-25 | 120 -> 119 | 228.47 |
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 | 14% | 4.05 | RR | Moscow Riichi 2022 |