Astafev Mikhail

From Yekaterinburg, Russia

Player page

Common russian riichi rating (CRR)

Rating date Sept. 1, 2024 (latest changes Sept. 1, 2024).

116 place (342.99).

max_coefficients = (4.60 * 1 + 4 * 1 + 3.85 * 1 + 3.65 * 1) = 16.099999999999998

p1 = (678.16 * 3.75 * 0.71 + 368.42 * 2.10 * 0.86 + 252.34 * 4 * 1 + 592.59 * 2.30 * 1 + 629.63 * 2.30 * 1 + 333.33 * 1.60 * 1 + 102.80 * 4.60 * 1 + 212.77 * 2.80 * 1 + 202.53 * 3.65 * 1) / (3.75 * 0.71 + 2.10 * 0.86 + 4 * 1 + 2.30 * 1 + 2.30 * 1 + 1.60 * 1 + 4.60 * 1 + 2.80 * 1 + 3.65 * 1) = 335.8656060284815

p2 = (678.16 * 3.75 * 0.71 + 629.63 * 2.30 * 1 + 592.59 * 2.30 * 1 + 252.34 * 4 * 1) / max_coefficients = 350.1242236024845

score = 335.8656060284815 * 0.5 + 350.1242236024845 * 0.5 = 342.994914815483

Rating changes

Show

all results
Date Place Points Reason
2024-09-01 102 -> 116 352.15 -> 342.99
2024-08-27 103 -> 102 352.34 -> 352.15

13 tiles until tempai: 100% -> 86%
2024-08-26 106 -> 103 352.34
2024-08-11 103 -> 106 365.57 -> 352.34

Money can not buy tenpai: 86% -> 71%
2024-08-04 94 -> 103 384.60 -> 365.57

Riichi over Volga: 0% -> 100%
2024-07-14 84 -> 94 395.23 -> 384.60

Guardian of the Winds: 0% -> 100%
2024-07-06 85 -> 84 395.23
2024-06-11 84 -> 85 403.79 -> 395.23

Money can not buy tenpai: 100% -> 86%
2024-06-09 80 -> 84 403.79
2024-05-19 78 -> 80 403.79

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 203 2024-08-04 64/80 100% 3.65 RR Riichi over Volga
2 213 2024-07-14 38/48 100% 2.80 RR Guardian of the Winds
3 103 2024-05-12 97/108 100% 4.60 RR X Russian Championship
4 333 2024-05-05 11/16 100% 1.60 CRR Akademgorodok: Riichi Mahjong Tournament 2024
5 630 2024-02-25 11/28 100% 2.30 CRR Chasing Kan
6 593 2023-11-05 12/28 100% 2.30 CRR Finding Dora
7 252 2023-09-03 81/108 100% 4.00 RR SPB Riichi Open 2023
8 368 2023-08-27 13/20 86% 2.10 CRR 13 tiles until tempai
9 678 2023-06-11 29/88 71% 3.75 RR Money can not buy tenpai