Petrov Andrei

From Saint Petersburg, Russia

Player page

Common russian riichi rating (CRR)

Rating date Aug. 19, 2026 (latest changes Aug. 16, 2026).

326 place (126.89).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.45 * 1 + 3.40 * 1) = 15.459999999999999

p1 = (0 * 1.70 * 1 + 645.16 * 1.80 * 1 + 0 + 0 + 0) / (1.70 * 1 + 1.80 * 1 + 1 + 1 + 1) = 178.66

p2 = (645.16 * 1.80 * 1 + 0 * 1.70 * 1) / max_coefficients = 75.11578266494179

score = 178.66 * 0.5 + 75.11578266494179 * 0.5 = 126.8878913324709

Rating changes

Show

all results
Date Place Points Reason
2026-08-16 320 -> 326 126.89
2026-08-15 320 126.61 -> 126.89
2026-08-04 325 -> 320 126.61
2026-08-02 316 -> 325 126.61
2026-07-25 316 126.61

Seihoku Summer Tournament 2026: 0% -> 100%

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 645 2026-07-25 12/32 100% 1.80 RR Seihoku Summer Tournament 2026 Saint Petersburg
2 0 2026-04-11 31/31 100% 1.70 RR Seihoku spring tournament 2026 Saint Petersburg