Essen Aleksandr

From Saint Petersburg, Russia

Player page

Common russian riichi rating (CRR)

Rating date May 3, 2026 (latest changes May 3, 2026).

111 place (413.67).

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

p1 = (714.29 * 3.45 * 1 + 716.22 * 3.40 * 1 + 0 + 0 + 0) / (3.45 * 1 + 3.40 * 1 + 1 + 1 + 1) = 497.4040609137056

p2 = (714.29 * 3.45 * 1 + 716.22 * 3.40 * 1) / max_coefficients = 329.92794612794614

score = 497.4040609137056 * 0.5 + 329.92794612794614 * 0.5 = 413.6660035208259

Rating changes

Show

all results
Date Place Points Reason
2026-05-03 113 -> 111 412.56 -> 413.67
2026-05-02 114 -> 113 412.56
2026-05-01 113 -> 114 412.56
2026-04-27 114 -> 113 412.56
2026-04-19 111 -> 114 412.56
2026-04-05 109 -> 111 412.56
2026-04-04 110 -> 109 412.56
2026-04-02 111 -> 110 412.56
2026-03-26 112 -> 111 412.56
2026-03-21 111 -> 112 412.56

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 716 2026-02-23 22/75 100% 3.40 RR White Wolf Cup 2026 Saint Petersburg
2 714 2025-08-31 23/78 100% 3.45 RR SPB Riichi Open 2025 Saint Petersburg