Medvedev Sergei

From Moscow, Russia

Player page

Common russian riichi rating (CRR)

Rating date Aug. 20, 2024 (latest changes Aug. 20, 2024).

81 place (420.55).

max_coefficients = (4.60 * 1 + 4 * 1 + 3.65 * 1 + 3.05 * 1) = 15.3

p1 = (586.67 * 4.20 * 0.29 + 735.63 * 3.75 * 0.71 + 903.23 * 1.80 * 1 + 0 + 0) / (4.20 * 0.29 + 3.75 * 0.71 + 1.80 * 1 + 1 + 1) = 560.0330270043947

p2 = (735.63 * 3.75 * 0.71 + 903.23 * 1.80 * 1 + 586.67 * 4.20 * 0.29) / max_coefficients = 281.06209150326794

score = 560.0330270043947 * 0.5 + 281.06209150326794 * 0.5 = 420.5475592538313

Rating changes

Show

Date Place Points Reason
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
2024-07-14 63 -> 67 443.64
2024-07-06 61 -> 63 456.00 -> 443.64

IX Russian Riichi Championship: 43% -> 29%

2024-06-18 63 -> 61 456.00
2024-06-11 54 -> 63 499.75 -> 456.00

Money can not buy tenpai: 100% -> 86%

2024-06-09 51 -> 54 499.75
2024-05-25 50 -> 51 499.75
2024-05-19 86 -> 50 378.09 -> 499.75

"Green Dragon" in the Secret Chamber: 0% -> 100%

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 71% 3.75 RR Money can not buy tenpai
3 587 2022-11-06 32/76 29% 4.20 RR IX Russian Riichi Championship
4 360 2022-06-12 72/112 0% 4.05 RR Moscow Riichi 2022