Bakhtin Aleksey
From Khanty-Mansiysk, Russia
Common russian riichi rating (CRR)
Rating date March 20, 2023 (latest changes March 20, 2023).
120 place (171.43).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 2.80 * 1) = 14.04985
p1 = (582.09 * 3.50 * 0.86 + 66.67 * 4.20 * 1 + 0 + 0 + 0) / (3.50 * 0.86 + 4.20 * 1 + 1 + 1 + 1) = 198.64801933361767
p2 = (582.09 * 3.50 * 0.86 + 66.67 * 4.20 * 1) / max_coefficients = 144.2136392915227
score = 198.64801933361767 * 0.5 + 144.2136392915227 * 0.5 = 171.43082931257018
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-03-20 | 116 -> 120 | 187.92 -> 171.43 |
Tenpai can't buy happiness: 100% -> 86% |
2023-03-06 | 117 -> 116 | 187.92 | |
2023-03-05 | 118 -> 117 | 187.92 | |
2023-02-25 | 112 -> 118 | 187.92 | |
2023-01-28 | 112 | 187.07 -> 187.92 | |
2023-01-14 | 109 -> 112 | 187.07 | |
2023-01-03 | 114 -> 109 | 187.07 | |
2022-12-19 | 114 | 186.31 -> 187.07 | |
2022-12-18 | 111 -> 114 | 186.31 | |
2022-12-03 | 111 | 186.31 |
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 | 86% | 3.50 | RR | Tenpai can't buy happiness |