Lavreniuk Irina

From Moscow, Russia

EMA: 15990327

Player page

Internal rating (RR)

Rating date April 4, 2026 (latest changes April 4, 2026).

192 place (180.77).

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

p1 = (18.69 * 4.60 * 0.14 + 539.33 * 3.75 * 0.57 + 294.12 * 3.05 * 0.71 + 67.80 * 3.25 * 0.86 + 0) / (4.60 * 0.14 + 3.75 * 0.57 + 3.05 * 0.71 + 3.25 * 0.86 + 1) = 227.9194640061705

p2 = (539.33 * 3.75 * 0.57 + 294.12 * 3.05 * 0.71 + 67.80 * 3.25 * 0.86 + 18.69 * 4.60 * 0.14) / max_coefficients = 133.6153846153846

score = 227.9194640061705 * 0.5 + 133.6153846153846 * 0.5 = 180.76742431077756

Rating changes

Show

all results
Date Place Points Reason
2026-04-02 190 -> 192 186.62 -> 180.77

Agari Winter Tournament 2025: 86% -> 71%
2026-03-30 182 -> 190 207.16 -> 186.62

Seihoku spring tournament 2024: 14% -> 0%
2026-03-12 186 -> 182 198.33 -> 207.16

X Russian Championship: 29% -> 14%
2026-03-10 183 -> 186 213.44 -> 198.33

Agari Spring Tournament 2024: 14% -> 0%
2026-02-23 176 -> 183 213.44
2026-02-16 178 -> 176 209.91 -> 213.44

White Wolf Cup: 100% -> 86%
2026-02-13 174 -> 178 226.72 -> 209.91

Moscow Riichi 2024: 71% -> 57%
2026-02-08 173 -> 174 226.72
2026-02-04 175 -> 173 226.72
2026-02-02 173 -> 175 231.46 -> 226.72

Agari Winter Tournament 2025: 100% -> 86%

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 68 2025-02-16 56/60 86% 3.25 RR White Wolf Cup Saint Petersburg
2 294 2025-02-02 37/52 71% 3.05 RR Agari Winter Tournament 2025 Moscow
3 539 2024-10-13 42/90 57% 3.75 RR Moscow Riichi 2024 Moscow
4 19 2024-05-12 106/108 14% 4.60 RR X Russian Championship Perm
5 413 2024-03-30 28/47 0% 2.10 RR Seihoku spring tournament 2024 Saint Petersburg
6 667 2024-03-10 18/52 0% 3.05 RR Agari Spring Tournament 2024 Moscow
7 421 2023-09-03 63/108 0% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
8 391 2023-06-11 54/88 0% 3.75 RR Money can not buy tenpai Perm
9 427 2022-11-06 44/76 0% 4.20 RR IX Russian Riichi Championship Perm
10 604 2022-06-12 45/112 0% 4.05 RR Moscow Riichi 2022 Moscow
11 253 2021-11-28 57/76 0% 3.45 RR Saint Petersburg Open 2021 Saint Petersburg