Kosolapov Stanislav

From Saint Petersburg, Russia

Player page

Common russian riichi rating (CRR)

Rating date March 12, 2026 (latest changes March 10, 2026).

232 place (195.97).

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

p1 = (657.14 * 1.90 * 1 + 246.75 * 3.45 * 1 + 0 + 0 + 0) / (1.90 * 1 + 3.45 * 1 + 1 + 1 + 1) = 251.4814371257485

p2 = (657.14 * 1.90 * 1 + 246.75 * 3.45 * 1) / max_coefficients = 140.45953177257525

score = 251.4814371257485 * 0.5 + 140.45953177257525 * 0.5 = 195.97048444916186

Rating changes

Show

all results
Date Place Points Reason
2026-03-10 233 -> 232 195.97
2026-03-07 228 -> 233 195.97
2026-03-02 229 -> 228 195.97
2026-02-25 230 -> 229 195.97
2026-02-23 221 -> 230 195.97
2026-02-09 222 -> 221 195.97
2026-02-08 221 -> 222 195.97
2026-01-30 222 -> 221 195.97
2026-01-25 221 -> 222 195.97
2026-01-14 222 -> 221 195.97

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 247 2025-08-31 59/78 100% 3.45 RR SPB Riichi Open 2025 Saint Petersburg
2 657 2025-04-26 13/36 100% 1.90 RR Seihoku spring tournament 2025 Saint Petersburg