Bakhtin Aleksey
From Khanty-Mansiysk, Russia
Common russian riichi rating (CRR)
Rating date Jan. 28, 2023 (latest changes Jan. 28, 2023).
112 place (187.92).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 1 + 2.80 * 1) = 14.55
p1 = (66.67 * 4.20 * 1 + 582.09 * 3.50 * 1 + 0 + 0 + 0) / (4.20 * 1 + 3.50 * 1 + 1 + 1 + 1) = 216.5710280373832
p2 = (582.09 * 3.50 * 1 + 66.67 * 4.20 * 1) / max_coefficients = 159.26529209621992
score = 216.5710280373832 * 0.5 + 159.26529209621992 * 0.5 = 187.91816006680156
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
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 | 100% | 3.50 | RR | Tenpai can't buy happiness |