Medvedev Sergei

From Moscow, Russia

Player page

Internal rating (RR)

Rating date May 28, 2023 (latest changes May 28, 2023).

61 place (331.05).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.71 + 3.10 * 0.57) = 12.52139

p1 = (360.36 * 4.05 * 1 + 586.67 * 4.20 * 1 + 0 + 0 + 0) / (4.05 * 1 + 4.20 * 1 + 1 + 1 + 1) = 348.752

p2 = (586.67 * 4.20 * 1 + 360.36 * 4.05 * 1) / max_coefficients = 313.3406115455233

score = 348.752 * 0.5 + 313.3406115455233 * 0.5 = 331.0463057727617

Rating changes

Show

all results
Date Place Points Reason
2023-05-28 63 -> 61 328.58 -> 331.05
2023-05-20 64 -> 63 322.75 -> 328.58
2023-05-06 65 -> 64 322.75
2023-05-05 65 322.75

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 587 2022-11-06 32/76 100% 4.20 RR IX Russian Riichi Championship Perm
2 360 2022-06-12 72/112 100% 4.05 RR Moscow Riichi 2022 Moscow