Astafev Mikhail

From Yekaterinburg, Russia

Player page

Common russian riichi rating (CRR)

Rating date Jan. 20, 2024 (latest changes Jan. 20, 2024).

58 place (424.71).

max_coefficients = (4 * 1 + 3.75 * 1 + 4.20 * 0.71 + 2.90 * 1) = 13.650060000000002

p1 = (368.42 * 2.10 * 1 + 678.16 * 3.75 * 1 + 252.34 * 4 * 1 + 592.59 * 2.30 * 1 + 0) / (2.10 * 1 + 3.75 * 1 + 4 * 1 + 2.30 * 1 + 1) = 432.63041825095064

p2 = (678.16 * 3.75 * 1 + 592.59 * 2.30 * 1 + 252.34 * 4 * 1 + 368.42 * 2.10 * 1) / max_coefficients = 416.78131817735596

score = 432.63041825095064 * 0.5 + 416.78131817735596 * 0.5 = 424.70586821415327

Rating changes

Show

all results
Date Place Points Reason
2024-01-20 59 -> 58 424.71
2024-01-06 60 -> 59 415.93 -> 424.71
2023-12-19 61 -> 60 415.93
2023-12-18 62 -> 61 415.93
2023-12-12 64 -> 62 415.93
2023-11-28 66 -> 64 415.93
2023-11-26 61 -> 66 417.35 -> 415.93
2023-11-06 63 -> 61 409.17 -> 417.35
2023-11-05 98 -> 63 329.19 -> 409.17

Finding Dora: 0% -> 100%
2023-10-27 99 -> 98 329.19

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 593 2023-11-05 12/28 100% 2.30 CRR Finding Dora
2 252 2023-09-03 81/108 100% 4.00 RR SPB Riichi Open 2023
3 368 2023-08-27 13/20 100% 2.10 CRR 13 tiles until tempai
4 678 2023-06-11 29/88 100% 3.75 RR Money can not buy tenpai