Astafev Mikhail

From Yekaterinburg, Russia

Player page

Internal rating (RR)

Rating date March 6, 2024 (latest changes March 6, 2024).

62 place (322.32).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.57 + 4.05 * 0.29) = 11.306965

p1 = (678.16 * 3.75 * 1 + 252.34 * 4 * 1 + 0 + 0 + 0) / (3.75 * 1 + 4 * 1 + 1 + 1 + 1) = 330.46046511627907

p2 = (678.16 * 3.75 * 1 + 252.34 * 4 * 1) / max_coefficients = 314.1824530278461

score = 330.46046511627907 * 0.5 + 314.1824530278461 * 0.5 = 322.32145907206257

Rating changes

Show

all results
Date Place Points Reason
2024-03-06 66 -> 62 314.40 -> 322.32
2024-02-12 69 -> 66 307.49 -> 314.40
2024-01-20 71 -> 69 307.49
2024-01-06 71 300.97 -> 307.49
2023-12-19 74 -> 71 300.97
2023-12-12 77 -> 74 295.22 -> 300.97
2023-11-28 83 -> 77 295.22
2023-11-20 84 -> 83 295.22
2023-11-06 90 -> 84 289.75 -> 295.22
2023-10-19 91 -> 90 289.75

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 252 2023-09-03 81/108 100% 4.00 RR SPB Riichi Open 2023
2 678 2023-06-11 29/88 100% 3.75 RR Money can not buy tenpai