Bakhtin Aleksey

From Khanty-Mansiysk, Russia

Player page

Internal rating (RR)

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

101 place (85.49).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.86 + 4.05 * 0.43) = 13.085650000000001

p1 = (582.09 * 3.50 * 0.29 + 66.67 * 4.20 * 0.86 + 0 + 0 + 0) / (3.50 * 0.29 + 4.20 * 0.86 + 1 + 1 + 1) = 108.16774718182259

p2 = (582.09 * 3.50 * 0.29 + 66.67 * 4.20 * 0.86) / max_coefficients = 62.820723464252815

score = 108.16774718182259 * 0.5 + 62.820723464252815 * 0.5 = 85.4942353230377

Rating changes

Show

all results
Date Place Points Reason
2023-12-19 115 -> 101 85.49
2023-12-12 115 84.16 -> 85.49
2023-11-28 126 -> 115 84.16
2023-11-20 123 -> 126 109.45 -> 84.16

Tenpai can't buy happiness: 43% -> 29%
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

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 29% 3.50 RR Tenpai can't buy happiness