Bakhtin Aleksey

From Khanty-Mansiysk, Russia

Player page

Internal rating (RR)

Rating date April 19, 2023 (latest changes April 19, 2023).

89 place (175.95).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 3.45 * 0.57) = 13.22118

p1 = (582.09 * 3.50 * 0.86 + 66.67 * 4.20 * 1 + 0 + 0 + 0) / (3.50 * 0.86 + 4.20 * 1 + 1 + 1 + 1) = 198.64801933361767

p2 = (582.09 * 3.50 * 0.86 + 66.67 * 4.20 * 1) / max_coefficients = 153.2525841112518

score = 198.64801933361767 * 0.5 + 153.2525841112518 * 0.5 = 175.95030172243474

Rating changes

Show

all results
Date Place Points Reason
2023-04-19 90 -> 89 174.57 -> 175.95
2023-03-28 91 -> 90 173.20 -> 174.57
2023-03-20 90 -> 91 189.80 -> 173.20

Tenpai can't buy happiness: 100% -> 86%
2023-03-06 91 -> 90 189.80
2023-02-19 91 188.71 -> 189.80
2023-01-28 91 187.07 -> 188.71
2022-12-19 91 186.31 -> 187.07
2022-11-28 91 184.51 -> 186.31
2022-11-06 91 184.51

IX Russian Riichi Championship: 0% -> 100%

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 86% 3.50 RR Tenpai can't buy happiness