Medvedev Sergei

From Moscow, Russia

Player page

Internal rating (RR)

Rating date May 6, 2023 (latest changes May 6, 2023).

65 place (322.75).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.86 + 3.45 * 0.57) = 13.22118

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 = 296.75566023607576

score = 348.752 * 0.5 + 296.75566023607576 * 0.5 = 322.75383011803785

Rating changes

Show

all results
Date Place Points Reason
2023-05-06 66 -> 65 322.75
2023-04-19 67 -> 66 320.08 -> 322.75
2023-03-28 68 -> 67 317.42 -> 320.08
2023-03-20 69 -> 68 312.39 -> 317.42
2023-03-06 70 -> 69 312.39
2023-02-19 71 -> 70 310.54 -> 312.39
2023-01-28 74 -> 71 307.76 -> 310.54
2022-12-19 74 306.48 -> 307.76
2022-11-28 74 303.44 -> 306.48
2022-11-06 74 303.44

IX Russian Riichi Championship: 0% -> 100%

Tournaments

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