Medvedev Sergei

From Moscow, Russia

Player page

Common russian riichi rating (CRR)

Rating date July 3, 2023 (latest changes July 3, 2023).

40 place (468.77).

max_coefficients = (4.20 * 1 + 3.75 * 1 + 4.05 * 0.86 + 2.80 * 1) = 14.221255

p1 = (360.36 * 4.05 * 0.86 + 735.63 * 3.75 * 1 + 586.67 * 4.20 * 1 + 0 + 0) / (4.05 * 0.86 + 3.75 * 1 + 4.20 * 1 + 1 + 1) = 482.3334330507841

p2 = (735.63 * 3.75 * 1 + 586.67 * 4.20 * 1 + 360.36 * 4.05 * 0.86) / max_coefficients = 455.2003321788408

score = 482.3334330507841 * 0.5 + 455.2003321788408 * 0.5 = 468.76688261481246

Rating changes

Show

all results
Date Place Points Reason
2023-07-03 41 -> 40 468.77
2023-06-19 40 -> 41 468.77
2023-06-12 44 -> 40 464.39 -> 468.77

Moscow Riichi 2022: 100% -> 86%
2023-06-11 77 -> 44 319.15 -> 464.39

Money can not buy tenpai: 0% -> 100%
2023-05-28 79 -> 77 319.15
2023-05-20 79 314.00 -> 319.15
2023-05-06 80 -> 79 314.00
2023-05-05 81 -> 80 314.00
2023-05-03 80 -> 81 314.00
2023-05-01 79 -> 80 314.00

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 86% 4.05 RR Moscow Riichi 2022