Demurchev Mikhail

From Moscow, Russia

Player page

Internal rating (RR)

Rating date April 9, 2026 (latest changes April 9, 2026).

139 place (302.99).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95

p1 = (261.68 * 4.60 * 0.14 + 980.39 * 3.05 * 0.14 + 278.48 * 3.65 * 0.29 + 757.89 * 3.85 * 0.43 + 224.72 * 3.75 * 0.57 + 333.33 * 3.05 * 0.71) / (4.60 * 0.14 + 3.05 * 0.14 + 3.65 * 0.29 + 3.85 * 0.43 + 3.75 * 0.57 + 3.05 * 0.71) = 412.95892119176585

p2 = (757.89 * 3.85 * 0.43 + 333.33 * 3.05 * 0.71 + 224.72 * 3.75 * 0.57 + 980.39 * 3.05 * 0.14) / max_coefficients = 193.01939799331106

score = 412.95892119176585 * 0.5 + 193.01939799331106 * 0.5 = 302.98915959253844

Rating changes

Show

all results
Date Place Points Reason
2026-04-09 129 -> 139 331.73 -> 302.99

Agari Summer Tournament 2024: 29% -> 14%
2026-04-04 133 -> 129 327.03 -> 331.73

Riichi over Volga: 43% -> 29%
2026-04-02 131 -> 133 329.62 -> 327.03

Agari Winter Tournament 2025: 86% -> 71%
2026-03-12 136 -> 131 324.24 -> 329.62

X Russian Championship: 29% -> 14%
2026-03-10 135 -> 136 325.34 -> 324.24

Agari Spring Tournament 2024: 14% -> 0%
2026-03-01 126 -> 135 347.63 -> 325.34

SPB Riichi Open 2024: 57% -> 43%
2026-02-23 121 -> 126 347.63
2026-02-16 122 -> 121 347.63
2026-02-13 123 -> 122 346.80 -> 347.63

Moscow Riichi 2024: 71% -> 57%
2026-02-09 115 -> 123 371.06 -> 346.80

Agari Summer Tournament 2024: 43% -> 29%

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 333 2025-02-02 35/52 71% 3.05 RR Agari Winter Tournament 2025 Moscow
2 225 2024-10-13 70/90 57% 3.75 RR Moscow Riichi 2024 Moscow
3 758 2024-09-01 24/96 43% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
4 278 2024-08-04 58/80 29% 3.65 RR Riichi over Volga Samara
5 980 2024-06-09 🥈 2/52 14% 3.05 RR Agari Summer Tournament 2024 Moscow
6 262 2024-05-12 80/108 14% 4.60 RR X Russian Championship Perm
7 471 2024-03-10 28/52 0% 3.05 RR Agari Spring Tournament 2024 Moscow