Medvedev Sergei

From Moscow, Russia

Player page

Internal rating (RR)

Rating date May 20, 2023 (latest changes May 20, 2023).

63 place (328.58).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.50 * 0.71 + 3.45 * 0.57) = 12.72138

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 = 308.41465312725506

score = 348.752 * 0.5 + 308.41465312725506 * 0.5 = 328.58332656362757

Rating changes

Show

all results
Date Place Points Reason
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
2022-12-19 73 306.48 -> 307.76
2022-11-28 73 303.44 -> 306.48

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