Bakhtin Aleksey

From Khanty-Mansiysk, Russia

Player page

Internal rating (RR)

Rating date June 10, 2023 (latest changes May 30, 2023).

128 place (158.74).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.71 + 3.10 * 0.57) = 12.52139

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 = 138.5828570150758

score = 178.8908304596368 * 0.5 + 138.5828570150758 * 0.5 = 158.7368437373563

Rating changes

Show

Date Place Points Reason
2023-05-30 133 -> 128 158.74
2023-05-28 136 -> 133 157.65 -> 158.74
2023-05-20 127 -> 136 175.95 -> 157.65

Tenpai can't buy happiness: 86% -> 71%

2023-04-30 133 -> 127 175.95
2023-04-19 136 -> 133 174.57 -> 175.95
2023-03-30 138 -> 136 174.57
2023-03-28 139 -> 138 173.20 -> 174.57
2023-03-20 136 -> 139 189.80 -> 173.20

Tenpai can't buy happiness: 100% -> 86%

2023-03-06 139 -> 136 189.80
2023-02-28 143 -> 139 189.80

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 67 2022-11-06 71/76 100% 4.20 RR IX Russian Riichi Championship
2 582 2022-03-20 29/68 71% 3.50 RR Tenpai can't buy happiness