Medvedev Sergei

From Moscow, Russia

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Common russian riichi rating (CRR)

Rating date March 18, 2026 (latest changes March 15, 2026).

94 place (458.53).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95

p1 = (903.23 * 1.80 * 0.29 + 370.79 * 3.75 * 0.57 + 516.13 * 3.10 * 0.71 + 766.67 * 3 * 1 + 450.98 * 2.30 * 1) / (1.80 * 0.29 + 3.75 * 0.57 + 3.10 * 0.71 + 3 * 1 + 2.30 * 1) = 564.2442392054537

p2 = (766.67 * 3 * 1 + 516.13 * 3.10 * 0.71 + 450.98 * 2.30 * 1 + 370.79 * 3.75 * 0.57) / max_coefficients = 352.8180602006689

score = 564.2442392054537 * 0.5 + 352.8180602006689 * 0.5 = 458.5311497030613

Rating changes

Show

all results
Date Place Points Reason
2026-03-15 95 -> 94 458.53
2026-03-14 102 -> 95 422.26 -> 458.53

"Furin" club tournament: for the anniversary: 0% -> 100%
2026-03-12 105 -> 102 422.26
2026-03-10 106 -> 105 422.26
2026-03-07 104 -> 106 429.57 -> 422.26

Moscow Open Riichi Marathon: 86% -> 71%
2026-03-02 103 -> 104 429.57
2026-03-01 105 -> 103 429.57
2026-02-27 106 -> 105 429.57
2026-02-23 100 -> 106 429.57
2026-02-13 99 -> 100 431.90 -> 429.57

Moscow Riichi 2024: 71% -> 57%

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 451 2026-03-14 29/52 100% 2.30 CRR "Furin" club tournament: for the anniversary Moscow
2 767 2026-01-07 8/31 100% 3.00 RR Moscow Open Riichi Marathon 2026 Moscow
3 516 2025-01-07 16/32 71% 3.10 RR Moscow Open Riichi Marathon Moscow
4 371 2024-10-13 57/90 57% 3.75 RR Moscow Riichi 2024 Moscow
5 903 2024-05-19 4/32 29% 1.80 CRR "Green Dragon" in the Secret Chamber Korolyov
6 736 2023-06-11 24/88 0% 3.75 RR Money can not buy tenpai Perm
7 587 2022-11-06 32/76 0% 4.20 RR IX Russian Riichi Championship Perm
8 360 2022-06-12 72/112 0% 4.05 RR Moscow Riichi 2022 Moscow