Osipenko Aleksei

From Moscow, Russia

Player page

Common russian riichi rating (CRR)

Rating date July 21, 2026 (latest changes July 18, 2026).

157 place (349.95).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 4.10 * 0.86 + 3.45 * 1) = 15.574109999999997

p1 = (270.27 * 3.40 * 1 + 240 * 3.10 * 1 + 119.05 * 2.90 * 1 + 713.29 * 4.71 * 1 + 0) / (3.40 * 1 + 3.10 * 1 + 2.90 * 1 + 4.71 * 1 + 1) = 355.24420913302447

p2 = (713.29 * 4.71 * 1 + 270.27 * 3.40 * 1 + 240 * 3.10 * 1 + 119.05 * 2.90 * 1) / max_coefficients = 344.6578969841616

score = 355.24420913302447 * 0.5 + 344.6578969841616 * 0.5 = 349.95105305859306

Rating changes

Show

all results
Date Place Points Reason
2026-07-18 156 -> 157 349.95
2026-07-17 157 -> 156 349.95
2026-07-14 158 -> 157 349.95
2026-07-12 154 -> 158 349.95
2026-07-03 155 -> 154 349.95
2026-07-02 156 -> 155 349.95
2026-06-26 157 -> 156 349.95
2026-06-16 159 -> 157 349.95
2026-06-15 159 343.70 -> 349.95
2026-06-14 277 -> 159 155.69 -> 343.70

XII Russian Championship: 0% -> 100%

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 713 2026-06-14 42/144 100% 4.71 RR XII Russian Championship Samara
2 119 2026-05-03 38/43 100% 2.90 RR Sturgeon in tempai Saratov
3 240 2026-04-05 39/51 100% 3.10 RR Moscow Riichi 2026 Moscow
4 270 2026-02-23 55/75 100% 3.40 RR White Wolf Cup 2026 Saint Petersburg