Demurchev Mikhail

From Moscow, Russia

Player page

Internal rating (RR)

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

54 place (506.67).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.85

p1 = (470.59 * 3.05 * 1 + 261.68 * 4.60 * 1 + 980.39 * 3.05 * 1 + 278.48 * 3.65 * 1 + 757.89 * 3.85 * 1 + 224.72 * 3.75 * 1) / (3.05 * 1 + 4.60 * 1 + 3.05 * 1 + 3.65 * 1 + 3.85 * 1 + 3.75 * 1) = 474.09020501138957

p2 = (980.39 * 3.05 * 1 + 757.89 * 3.85 * 1 + 470.59 * 3.05 * 1 + 261.68 * 4.60 * 1) / max_coefficients = 539.25047318612

score = 474.09020501138957 * 0.5 + 539.25047318612 * 0.5 = 506.67033909875477

Rating changes

Show

Date Place Points Reason
2024-11-03 57 -> 54 506.67
2024-10-13 44 -> 57 537.95 -> 506.67

Moscow Riichi 2024: 0% -> 100%

2024-10-11 46 -> 44 537.95
2024-09-06 47 -> 46 537.95
2024-09-03 52 -> 47 528.17 -> 537.95
2024-09-01 63 -> 52 433.65 -> 528.17

SPB Riichi Open 2024: 0% -> 100%

2024-08-11 65 -> 63 431.35 -> 433.65
2024-08-04 61 -> 65 410.98 -> 431.35

Riichi over Volga: 0% -> 100%

2024-07-14 55 -> 61 410.98
2024-07-06 56 -> 55 410.98

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 225 2024-10-13 70/90 100% 3.75 RR Moscow Riichi 2024
2 758 2024-09-01 24/96 100% 3.85 RR SPB Riichi Open 2024
3 278 2024-08-04 58/80 100% 3.65 RR Riichi over Volga
4 980 2024-06-09 2/52 100% 3.05 RR Agari Summer Tournament 2024
5 262 2024-05-12 80/108 100% 4.60 RR X Russian Championship
6 471 2024-03-10 28/52 100% 3.05 RR Agari Spring Tournament 2024