Bakhtin Aleksey

From Khanty-Mansiysk, Russia

Player page

Internal rating (RR)

Rating date Nov. 6, 2023 (latest changes Nov. 6, 2023).

123 place (109.45).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 4.05 * 0.57) = 13.663990000000002

p1 = (582.09 * 3.50 * 0.43 + 66.67 * 4.20 * 0.86 + 0 + 0 + 0) / (3.50 * 0.43 + 4.20 * 0.86 + 1 + 1 + 1) = 137.43098697271083

p2 = (582.09 * 3.50 * 0.43 + 66.67 * 4.20 * 0.86) / max_coefficients = 81.46815095737043

score = 137.43098697271083 * 0.5 + 81.46815095737043 * 0.5 = 109.44956896504063

Rating changes

Show

all results
Date Place Points Reason
2023-11-06 128 -> 123 106.70 -> 109.45

IX Russian Riichi Championship: 100% -> 86%
2023-10-19 129 -> 128 106.70
2023-10-12 129 105.12 -> 106.70
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

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 67 2022-11-06 71/76 86% 4.20 RR IX Russian Riichi Championship
2 582 2022-03-20 29/68 43% 3.50 RR Tenpai can't buy happiness