Lavreniuk Irina

From Moscow, Russia

EMA: 15990327

Player page

Common russian riichi rating (CRR)

Rating date May 22, 2026 (latest changes May 19, 2026).

140 place (358.66).

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

p1 = (473.68 * 1.50 * 0.14 + 539.33 * 3.75 * 0.43 + 294.12 * 3.05 * 0.71 + 67.80 * 3.25 * 0.71 + 705.88 * 2.30 * 1 + 518.52 * 2.45 * 1) / (1.50 * 0.14 + 3.75 * 0.43 + 3.05 * 0.71 + 3.25 * 0.71 + 2.30 * 1 + 2.45 * 1) = 420.93122188211555

p2 = (705.88 * 2.30 * 1 + 518.52 * 2.45 * 1 + 539.33 * 3.75 * 0.43 + 294.12 * 3.05 * 0.71) / max_coefficients = 296.3973063973064

score = 420.93122188211555 * 0.5 + 296.3973063973064 * 0.5 = 358.664264139711

Rating changes

Show

all results
Date Place Points Reason
2026-05-19 142 -> 140 358.66
2026-05-17 174 -> 142 307.32 -> 358.66

Hatiko under the sakura: 0% -> 100%
2026-05-15 175 -> 174 307.32
2026-05-12 195 -> 175 294.06 -> 307.32

X Russian Championship: 14% -> 0%
2026-05-11 193 -> 195 294.06
2026-05-05 194 -> 193 294.06
2026-05-03 192 -> 194 293.32 -> 294.06
2026-05-02 193 -> 192 293.32
2026-05-01 194 -> 193 293.32
2026-04-19 184 -> 194 293.32

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 519 2026-05-17 14/28 100% 2.45 RR Hatiko under the sakura Korolyov
2 706 2026-03-14 16/52 100% 2.30 CRR "Furin" club tournament: for the anniversary Moscow
3 68 2025-02-16 56/60 71% 3.25 RR White Wolf Cup Saint Petersburg
4 294 2025-02-02 37/52 71% 3.05 RR Agari Winter Tournament 2025 Moscow
5 539 2024-10-13 42/90 43% 3.75 RR Moscow Riichi 2024 Moscow
6 474 2024-05-25 11/20 14% 1.50 CRR Duplicate riichi mahjong tournament 2024 Moscow
7 19 2024-05-12 106/108 0% 4.60 RR X Russian Championship Perm
8 413 2024-03-30 28/47 0% 2.10 RR Seihoku spring tournament 2024 Saint Petersburg
9 667 2024-03-10 18/52 0% 3.05 RR Agari Spring Tournament 2024 Moscow
10 462 2023-11-26 22/40 0% 2.90 CRR Autumn Agari tournament Moscow
11 318 2023-10-22 16/23 0% 2.10 CRR Mushroom League Moscow
12 421 2023-09-03 63/108 0% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
13 391 2023-06-11 54/88 0% 3.75 RR Money can not buy tenpai Perm
14 0 2022-12-18 24/24 0% 2.80 CRR Meeting in the billiard room Moscow
15 427 2022-11-06 44/76 0% 4.20 RR IX Russian Riichi Championship Perm
16 604 2022-06-12 45/112 0% 4.05 RR Moscow Riichi 2022 Moscow
17 253 2021-11-28 57/76 0% 3.45 RR Saint Petersburg Open 2021 Saint Petersburg