Bakhtin Aleksey

From Khanty-Mansiysk, Russia

Player page

Internal rating (RR)

Rating date May 28, 2023 (latest changes May 28, 2023).

90 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

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all results
Date Place Points Reason
2023-05-28 90 157.65 -> 158.74
2023-05-20 88 -> 90 175.95 -> 157.65

Tenpai can't buy happiness: 86% -> 71%
2023-05-05 88 175.95

Tournaments

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