Medvedev Sergei

From Moscow, Russia

Player page

Internal rating (RR)

Rating date June 11, 2023 (latest changes June 11, 2023).

37 place (469.06).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.75 * 1 + 3.50 * 0.71) = 14.50005

p1 = (360.36 * 4.05 * 1 + 586.67 * 4.20 * 1 + 735.63 * 3.75 * 1 + 0 + 0) / (4.05 * 1 + 4.20 * 1 + 3.75 * 1 + 1 + 1) = 477.2914285714286

p2 = (735.63 * 3.75 * 1 + 586.67 * 4.20 * 1 + 360.36 * 4.05 * 1) / max_coefficients = 460.8315143740884

score = 477.2914285714286 * 0.5 + 460.8315143740884 * 0.5 = 469.0614714727585

Rating changes

Show

all results
Date Place Points Reason
2023-06-11 61 -> 37 331.05 -> 469.06

Money can not buy tenpai: 0% -> 100%
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
2023-04-19 66 -> 65 320.08 -> 322.75
2023-03-28 67 -> 66 317.42 -> 320.08
2023-03-20 68 -> 67 312.39 -> 317.42
2023-03-06 69 -> 68 312.39
2023-02-19 70 -> 69 310.54 -> 312.39
2023-01-28 73 -> 70 307.76 -> 310.54

Tournaments

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