Medvedev Sergei

From Moscow, Russia

Player page

Internal rating (RR)

Rating date Oct. 19, 2023 (latest changes Oct. 19, 2023).

40 place (459.22).

max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.57) = 14.26417

p1 = (360.36 * 4.05 * 0.57 + 586.67 * 4.20 * 1 + 735.63 * 3.75 * 1 + 0 + 0) / (4.05 * 0.57 + 4.20 * 1 + 3.75 * 1 + 1 + 1) = 493.84181726117623

p2 = (735.63 * 3.75 * 1 + 586.67 * 4.20 * 1 + 360.36 * 4.05 * 0.57) / max_coefficients = 424.5995385641085

score = 493.84181726117623 * 0.5 + 424.5995385641085 * 0.5 = 459.2206779126424

Rating changes

Show

all results
Date Place Points Reason
2023-10-12 40 454.96 -> 459.22

Moscow Riichi 2022: 71% -> 57%
2023-09-28 41 -> 40 454.96
2023-09-06 42 -> 41 454.96
2023-09-03 28 -> 42 487.83 -> 454.96
2023-08-19 30 -> 28 487.83
2023-08-12 32 -> 30 482.34 -> 487.83

Moscow Riichi 2022: 86% -> 71%
2023-07-28 33 -> 32 482.34
2023-07-20 33 473.67 -> 482.34
2023-07-15 33 473.67

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 736 2023-06-11 24/88 100% 3.75 RR Money can not buy tenpai Perm
2 587 2022-11-06 32/76 100% 4.20 RR IX Russian Riichi Championship Perm
3 360 2022-06-12 72/112 57% 4.05 RR Moscow Riichi 2022 Moscow