Leonov Sergei

From Saratov, Russia

Player page

Common russian riichi rating (CRR)

Rating date May 17, 2026 (latest changes May 17, 2026).

209 place (262.25).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.45 * 1 + 3.40 * 1) = 14.85

p1 = (300 * 1.50 * 1 + 738.10 * 2.90 * 1 + 0 + 0 + 0) / (1.50 * 1 + 2.90 * 1 + 1 + 1 + 1) = 350.06486486486483

p2 = (738.10 * 2.90 * 1 + 300 * 1.50 * 1) / max_coefficients = 174.44309764309764

score = 350.06486486486483 * 0.5 + 174.44309764309764 * 0.5 = 262.25398125398124

Rating changes

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all results
Date Place Points Reason
2026-05-17 210 -> 209 262.25
2026-05-12 217 -> 210 262.25
2026-05-11 215 -> 217 262.25
2026-05-05 217 -> 215 262.25
2026-05-04 216 -> 217 262.25
2026-05-03 216 262.25

Sturgeon in tempai: 0% -> 100%

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 738 2026-05-03 12/43 100% 2.90 RR Sturgeon in tempai Saratov
2 300 2025-11-22 15/21 100% 1.50 CRR San-Biki Cup Saratov