Bakhtin Aleksey
From Khanty-Mansiysk, Russia
Internal rating (RR)
Rating date June 10, 2023 (latest changes May 30, 2023).
128 place (158.74).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.71 + 3.10 * 0.57) = 12.52139
p1 = (582.09 * 3.50 * 0.71 + 66.67 * 4.20 * 1 + 0 + 0 + 0) / (3.50 * 0.71 + 4.20 * 1 + 1 + 1 + 1) = 178.8908304596368
p2 = (582.09 * 3.50 * 0.71 + 66.67 * 4.20 * 1) / max_coefficients = 138.5828570150758
score = 178.8908304596368 * 0.5 + 138.5828570150758 * 0.5 = 158.7368437373563
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-05-30 | 133 -> 128 | 158.74 | |
2023-05-28 | 136 -> 133 | 157.65 -> 158.74 | |
2023-05-20 | 127 -> 136 | 175.95 -> 157.65 |
Tenpai can't buy happiness: 86% -> 71% |
2023-04-30 | 133 -> 127 | 175.95 | |
2023-04-19 | 136 -> 133 | 174.57 -> 175.95 | |
2023-03-30 | 138 -> 136 | 174.57 | |
2023-03-28 | 139 -> 138 | 173.20 -> 174.57 | |
2023-03-20 | 136 -> 139 | 189.80 -> 173.20 |
Tenpai can't buy happiness: 100% -> 86% |
2023-03-06 | 139 -> 136 | 189.80 | |
2023-02-28 | 143 -> 139 | 189.80 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 67 |
|
71/76 | 100% | 4.20 | RR | IX Russian Riichi Championship |
2 | 582 |
|
29/68 | 71% | 3.50 | RR | Tenpai can't buy happiness |