Bakhtin Aleksey
From Khanty-Mansiysk, Russia
Internal rating (RR)
Rating date Sept. 28, 2023 (latest changes Sept. 28, 2023).
129 place (105.12).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915
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 = 77.69295990713415
score = 132.54905116033152 * 0.5 + 77.69295990713415 * 0.5 = 105.12100553373284
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-09-20 | 127 -> 129 | 127.13 -> 105.12 |
Tenpai can't buy happiness: 57% -> 43% |
2023-09-06 | 128 -> 127 | 127.13 | |
2023-09-03 | 106 -> 128 | 134.71 -> 127.13 | |
2023-08-19 | 107 -> 106 | 134.71 | |
2023-08-12 | 107 | 132.29 -> 134.71 | |
2023-07-20 | 105 -> 107 | 151.77 -> 132.29 |
Tenpai can't buy happiness: 71% -> 57% |
2023-06-19 | 106 -> 105 | 151.77 | |
2023-06-12 | 106 | 149.28 -> 151.77 | |
2023-06-11 | 90 -> 106 | 158.74 -> 149.28 | |
2023-05-28 | 90 | 157.65 -> 158.74 |
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 |