Medvedev Sergei

From Moscow, Russia

Player page

Common russian riichi rating (CRR)

Rating date Oct. 11, 2024 (latest changes Oct. 11, 2024).

98 place (386.05).

max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.65 * 1 + 4 * 0.86) = 15.5284

p1 = (903.23 * 1.80 * 1 + 586.67 * 4.20 * 0.14 + 735.63 * 3.75 * 0.57 + 0 + 0) / (1.80 * 1 + 4.20 * 0.14 + 3.75 * 0.57 + 1 + 1) = 543.2122917408561

p2 = (903.23 * 1.80 * 1 + 735.63 * 3.75 * 0.57 + 586.67 * 4.20 * 0.14) / max_coefficients = 228.8838515236599

score = 543.2122917408561 * 0.5 + 228.8838515236599 * 0.5 = 386.04807163225803

Rating changes

Show

Date Place Points Reason
2024-10-11 93 -> 98 406.02 -> 386.05

Money can not buy tenpai: 71% -> 57%

2024-09-15 91 -> 93 406.02
2024-09-06 85 -> 91 418.48 -> 406.02

IX Russian Riichi Championship: 29% -> 14%

2024-09-03 88 -> 85 413.56 -> 418.48
2024-09-01 79 -> 88 420.55 -> 413.56
2024-08-26 80 -> 79 420.55
2024-08-25 81 -> 80 420.55
2024-08-18 82 -> 81 420.55
2024-08-11 75 -> 82 437.52 -> 420.55

Money can not buy tenpai: 86% -> 71%

2024-08-04 67 -> 75 443.64 -> 437.52

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 903 2024-05-19 4/32 100% 1.80 CRR "Green Dragon" in the Secret Chamber
2 736 2023-06-11 24/88 57% 3.75 RR Money can not buy tenpai
3 587 2022-11-06 32/76 14% 4.20 RR IX Russian Riichi Championship
4 360 2022-06-12 72/112 0% 4.05 RR Moscow Riichi 2022