Bakhtin Aleksey
From Khanty-Mansiysk, Russia
Internal rating (RR)
Rating date June 11, 2023 (latest changes June 11, 2023).
106 place (149.28).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.75 * 1 + 3.50 * 0.71) = 14.50005
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 = 119.67200113103058
score = 178.8908304596368 * 0.5 + 119.67200113103058 * 0.5 = 149.2814157953337
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-06-11 | 90 -> 106 | 158.74 -> 149.28 | |
2023-05-28 | 90 | 157.65 -> 158.74 | |
2023-05-20 | 88 -> 90 | 175.95 -> 157.65 |
Tenpai can't buy happiness: 86% -> 71% |
2023-04-19 | 89 -> 88 | 174.57 -> 175.95 | |
2023-03-28 | 90 -> 89 | 173.20 -> 174.57 | |
2023-03-20 | 89 -> 90 | 189.80 -> 173.20 |
Tenpai can't buy happiness: 100% -> 86% |
2023-03-06 | 90 -> 89 | 189.80 | |
2023-02-19 | 90 | 188.71 -> 189.80 | |
2023-01-28 | 90 | 187.07 -> 188.71 | |
2022-12-19 | 90 | 186.31 -> 187.07 |
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 |