Bakhtin Aleksey
From Khanty-Mansiysk, Russia
Common russian riichi rating (CRR)
Rating date Oct. 19, 2023 (latest changes Oct. 19, 2023).
170 place (105.37).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 2.80 * 1) = 14.75
p1 = (582.09 * 3.50 * 0.43 + 66.67 * 4.20 * 1 + 0 + 0 + 0) / (3.50 * 0.43 + 4.20 * 1 + 1 + 1 + 1) = 132.54905116033152
p2 = (582.09 * 3.50 * 0.43 + 66.67 * 4.20 * 1) / max_coefficients = 78.18237288135593
score = 132.54905116033152 * 0.5 + 78.18237288135593 * 0.5 = 105.36571202084372
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-10-19 | 171 -> 170 | 105.37 | |
2023-10-12 | 171 | 105.12 -> 105.37 | |
2023-09-20 | 171 | 127.13 -> 105.12 |
Tenpai can't buy happiness: 57% -> 43% |
2023-09-03 | 151 -> 171 | 131.41 -> 127.13 | |
2023-08-27 | 145 -> 151 | 131.41 | |
2023-08-26 | 143 -> 145 | 131.41 | |
2023-08-12 | 144 -> 143 | 129.26 -> 131.41 | |
2023-07-28 | 145 -> 144 | 129.26 | |
2023-07-20 | 142 -> 145 | 150.45 -> 129.26 |
Tenpai can't buy happiness: 71% -> 57% |
2023-06-12 | 142 | 148.07 -> 150.45 |
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 | 43% | 3.50 | RR | Tenpai can't buy happiness |